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How to Choose a High-Frequency PCB Manufacturer in the USA?

Thursday, September 10th, 2026

Choosing a high-frequency PCB manufacturer in USA requires more than comparing company names or the shortest advertised turnaround. The factory must be able to hold the approved RF laminate, dielectric thickness, copper profile, transmission-line geometry, via structure, impedance target, and verification plan as one controlled build.

A sound sourcing decision combines a verifiable US fabrication site, proven RF capability, lot-level quality evidence, relevant certifications, realistic lead time, and a quotation based on the same released design. The 15-manufacturer comparison connects those requirements to cost, USA-versus-overseas sourcing, and the information needed for a quote that can be compared line by line.

high-frequency PCB manufacturer in USA, RF circuit board on a laboratory test bench with a blended United States flag

Top 15 High-Frequency PCB Manufacturers in the USA

The 15 companies have documented US operations and RF, microwave, low-loss, or related advanced PCB capabilities. Their addresses, manufacturing capabilities, lead times, and practical advantages identify which suppliers fit a project’s material system, board complexity, volume, and schedule. For a multi-site company, the quotation should name the plant that will fabricate the board.

Manufacturer	Address	Manufacturing Capabilities	Lead Time	Practical Advantage
Sierra Circuits	1108 W Evelyn Ave, Sunnyvale, CA 94086	RF and microwave PCBs, PTFE and specialty laminates, controlled impedance, HDI and microvias, DFM, prototypes, and production support.	3–5 days standard; 24-hour expedite for eligible builds.	Useful for engineering-intensive prototypes that need stackup, impedance, and manufacturability feedback before release.
AdvancedPCB	21101 E 32nd Pkwy, Aurora, CO 80011; multi-site US network	Rogers, Taconic, PTFE, and other low-loss materials; mixed-material stackups; controlled impedance; HDI; via fill; and backdrilling.	Quick-turn available; final date follows material and plant review.	Multiple US facilities provide a broad prototype-to-production route, subject to site-specific capability confirmation.
Summit Interconnect	223 N Crescent Way, Anaheim, CA 92801; multi-site US network	PTFE and low-loss materials, RF/digital hybrid stackups, controlled impedance, plated cavities and edges, controlled-depth milling, and via-stub control.	5 days or less for eligible quick-turn builds.	Strong fit for complex defense, aerospace, and advanced-technology boards that need specialized processes and site-level qualifications.
Calumet Electronics	25830 Depot St, Calumet, MI 49913	RF and microwave boards, advanced and hybrid materials, HDI/HDBU, microvias, backdrilling, plated edges, dimensional control, and test support.	3–5 weeks standard; 5–7 weeks with engineering work.	Domestic manufacturing with an emphasis on registration, process control, and traceable production for demanding programs.
TTM Technologies	5823 Widewaters Pkwy, Suite 1, East Syracuse, NY 13057; global multi-site company	RF and microwave PCBs, hybrid dielectrics, material characterization, microvias, sequential lamination, cavities, and precision backdrilling.	Quoted after site, material, and process review.	Broad engineering and volume resources for programs that can match the design to a qualified TTM facility.
American Standard Circuits	475 Industrial Dr, West Chicago, IL 60185	RF/microwave, PTFE, metal-backed RF, hybrid constructions, precision machining, wire-bondable finishes, prototypes, and production.	24 hours to 10 business days for eligible builds.	A focused option for RF boards that combine specialty laminates with metal-backed, machined, or bondable features.
Cirexx International	791 Nuttman St, Santa Clara, CA 95054	RF/microwave, hybrid FR-4/PTFE/Rogers stackups, controlled impedance and TDR, HDI and microvias, flex, and rigid-flex.	1-day quick turn; 10–15 days standard by technology.	In-house US design, fabrication, and assembly coordination can reduce handoffs on prototype and complex interconnect work.
Royal Circuit Solutions	21 Hamilton Ct, Hollister, CA 95023	Rigid RF and high-speed boards, low-loss laminate support, controlled impedance, heavy copper, quick-turn prototypes, and production services.	Quoted after laminate allocation and stackup approval.	Responsive prototype service for teams that need a US build and a path from early revisions to repeat orders.
PNC Inc.	115 E Centre St, Nutley, NJ 07110	RF and microwave boards, Rogers and Taconic materials, hybrid stackups, controlled impedance, blind/buried vias, microvias, ENIG, and ENEPIG.	From 24 hours; RF/hybrid timing follows engineering review.	Design, bare-board fabrication, assembly, and test coordination are available through one US operation.
Custom Circuit Boards	17650 N 25th Ave, Suite 2, Phoenix, AZ 85023	Rogers, Teflon, Arlon, and Nelco materials; Rogers/FR-4 hybrids; multilayers; controlled impedance; blind/buried vias; and multiple finishes.	24-hour, 2-, 3-, 5-, or 10-day prototype options.	Flexible prototype schedules for low-loss and hybrid constructions when the required material is available.
Compunetics	700 Seco Rd, Monroeville, PA 15146	RF, microwave, and millimeter-wave boards; PTFE and low-loss materials; mixed dielectrics; complex vias; cavities; edge plating; and metal-core constructions.	About 5 days quick turn; about 4 weeks standard.	US manufacturing with specialized RF structures and vertically coordinated electronics capabilities.
Accurate Circuit Engineering	3019 S Kilson Dr, Santa Ana, CA 92707	RF, antenna, and microwave PCBs; PTFE/FR-4 hybrids; controlled impedance; RF trenching; Rogers and Taconic materials; cavities; and TDR.	24 hours to 20 days, depending on scope.	A specialized US source for prototype and low-volume RF work with unusual machining or hybrid-material needs.
Sanmina	2945 Airway Ave, Costa Mesa, CA 92626; multi-site global company	Advanced rigid and rigid-flex PCBs, HDI, sequential lamination, hybrid materials, Rogers and Taconic low-loss systems, wire-bondable gold, and solid copper via fill.	Quoted after the fabrication site and scope are confirmed.	Suitable for complex programs that need advanced PCB fabrication integrated with broader product-manufacturing services.
Saturn Electronics Corporation	28450 Northline Rd, Romulus, MI 48174	RF and microwave boards, PTFE processing, metal-core thermal management, blind/buried vias, and via-in-pad structures.	Quoted after material and delivery review.	US fabrication for teams combining RF features with thermal-management or advanced-via requirements.
Imagineering	2425 Touhy Ave, Elk Grove Village, IL 60007; US prototype/assembly operation	Rogers and PTFE prototypes, controlled impedance, HDI and microvias, multilayer fabrication, assembly, and production sourcing.	From 24 hours; small-volume builds around 5–6 days.	Fast prototype coordination, but buyers requiring domestic production should verify the factory for each production order.

What Should You Consider When Choosing a High-Frequency PCB Manufacturer in the USA?

The right manufacturer is the specific factory that can repeat the complete RF construction at the required volume and prove it with order-level records. Site identity, material control, engineering response, verification, production transfer, and commercial scope determine whether that capability is credible.

Actual manufacturing site: Ask which legal entity and street address will laminate, drill, plate, image, etch, finish, inspect, and electrically test the board. A US sales office, headquarters, or assembly line does not by itself prove US bare-board fabrication.
Complete-build capability: Give the supplier the layer count, laminate system, copper, controlled geometry, via structure, finish, tolerances, and test plan together. Separate maximum values do not prove that the factory can combine every requirement in one build.
Material and substitution control: Confirm the exact laminate grade, thickness, copper foil, bondply, stock status, approved alternates, and written approval process for changes. An unapproved material substitution can change impedance, loss, dimensional behavior, and qualification status.
Engineering response: A useful DFM response identifies conflicts, proposes measurable alternatives, and returns the finished stackup and modeled geometry for approval. A simple “files look good” response leaves the important RF assumptions unresolved.
Verification evidence: Match coupons, TDR, microsections, dimensional measurements, material certificates, electrical test, and RF measurements to the risks in the design. Ask who performs each test and what data will accompany the lot.
Prototype-to-production control: Determine whether production will use the same site, materials, tooling logic, coupons, and test methods. If the route changes, require a documented transfer and a new approval build.
Commercial transparency: Compare material, tooling, test, documentation, freight, duties, assembly, and nonrecurring charges under the same assumptions. A low unit price is not a saving if it excludes a required material or acceptance test.

Select only suppliers that return a named factory, an approved stackup, a test plan, a written exception list, and schedule dependencies. These five outputs make technical capability and commercial risk comparable before purchase.

What Manufacturing Capabilities Do High-Frequency PCB Manufacturers in the USA Offer?

Required manufacturing capability is determined by the electrical and physical construction: operating band, loss budget, power, layer count, via transitions, finish, and assembly interface. US suppliers differ most in how they combine low-loss materials, controlled impedance, hybrid lamination, advanced vias, precision machining, and RF-sensitive surface control.

RF and microwave materials: Common options include hydrocarbon-ceramic laminates, PTFE systems, low-loss epoxy materials, bondplies, and mixed-material constructions. The factory should state the design Dk, test method, frequency, dielectric tolerance, copper profile, and thickness used in its impedance model.
Controlled transmission lines: Manufacturers may support microstrip, stripline, grounded coplanar waveguide, differential structures, antenna features, and controlled connector launches. The returned model should show finished trace width, gap, copper thickness, dielectric thickness, and target tolerance.
Hybrid and multilayer lamination: RF laminate combined with FR-4 can reduce cost or add mechanical support, but the factory must control bonding, resin flow, copper balance, registration, z-axis movement, drilling, and desmear for the chosen materials.
Advanced vias and depth control: Blind/buried vias, microvias, via-in-pad, filled vias, backdrilling, controlled-depth milling, cavities, and plated edges can reduce stubs or support compact RF packaging. Ask for achievable tolerances on the actual board thickness and material set.
RF-sensitive surface control: Copper roughness, final finish, solder mask over or beside RF traces, cleanliness, flatness, and wire-bondable surfaces may affect loss, assembly, bonding, or mechanical fit. Define the acceptance method instead of relying on a finish name alone.
Prototype, production, and assembly: Some suppliers provide only bare boards; others coordinate components, assembly, RF connectors, shielding, programming, and functional test. If assembly is included, separate bare-board acceptance from assembled RF performance so a failure can be traced correctly.

Approve the complete process window before release: laminate and foil, finished stackup, modeled transmission-line geometry, via and machining limits, surface finish, and the prototype-to-production route. A material name alone does not show that one factory can hold every RF-critical feature in the same build.

How Can You Evaluate the Quality of High-Frequency PCBs From USA Manufacturers?

Quality is demonstrated when every RF-critical feature has an agreed measurement and a lot-specific record. The evaluation should trace the approved stackup through representative coupons, physical inspection, electrical testing, material identity, and repeat-lot trends.

Approve the finished stackup: Compare the manufacturer’s proposed dielectric thicknesses, copper build, design Dk, copper profile, trace geometry, and impedance model with the released design. The observable result is a signed or revision-controlled stackup before tooling.
Define representative coupons: Specify the structures, target, tolerance, panel location, test method, and reporting format for impedance coupons. A valid coupon should use the same relevant material, copper, lamination, and process as the board feature it represents.
Inspect physical construction: Use microsections, plating-thickness measurements, dielectric and finished-thickness records, backdrill depth, critical dimensions, registration data, and material certificates where they address actual risk. Sampling and acceptance limits should be agreed before the order.
Separate electrical tests: Bare-board continuity and isolation detect opens and shorts. TDR evaluates impedance and discontinuities. Insertion loss, return loss, phase, coupling, resonant behavior, and assembled function require different fixtures, reference planes, frequency ranges, and acceptance limits.
Review lot traceability: Check the laminate lot, date code, traveler, inspection results, equipment or test identity where required, certificate of conformance, and documented deviations. The records should point to the same site and revision named on the purchase order.
Compare repeat lots: Track impedance, critical dimensions, plating, yield, defects, and RF data across lots. A trend toward a limit is more actionable than a single pass/fail value because it can trigger correction before field performance changes.

A complete quality record lets engineering compare the delivered board with the approved model and isolate whether a deviation came from material, fabrication, assembly, the test fixture, or the circuit design. If the records cannot support that diagnosis, the acceptance plan is incomplete.

Which Certifications Matter When Choosing a High-Frequency PCB Manufacturer in the USA?

Certifications matter only when their site, scope, and validity match the factory and end market named on the purchase order. Use ISO 9001 for general quality-system screening, then add aerospace, medical, automotive, defense, UL, or customer approvals only when the program requires them.

Match the address and legal entity: Compare the certificate name, site, scope, issue date, expiration date, and standard revision with the factory on the quotation. A corporate certificate may not include every facility.
Separate quality systems from product acceptance: A management-system certificate shows that a process framework has been audited; it does not prove that one RF lot met impedance, loss, material, dimensional, or reliability requirements.
Name the performance specification: IPC-6018D addresses qualification and performance requirements for microwave printed boards. State the applicable class, board type, addendum, deviations, coupons, and acceptance details in the procurement documents.
Check program-specific obligations: Aerospace, defense, medical, automotive, telecom, and controlled-data programs may require different approvals, record retention, traceability, source restrictions, or change notification. Translate those needs into purchase-order clauses.
Verify continuing validity: Review certificate status before supplier approval and again when the site, scope, ownership, or process route changes. Require notice when a relevant approval is suspended, expires, or no longer covers the product.

Treat certification as an entry requirement and lot evidence as acceptance proof. Approve the supplier only when the certificate covers the named site and the purchase order separately defines the board’s measurable quality requirements.

How Long Does High-Frequency PCB Manufacturing Usually Take in the USA?

US prototype lead time can range from one to five working days for a material-ready, straightforward board; hybrid laminates, HDI, special finishes, RF testing, or customer documentation can extend the build to several weeks. A credible schedule begins after material allocation and engineering release and ends at the agreed delivery point.

Engineering closure: Incomplete stackup, impedance, material, finish, panel, test, or documentation requirements delay release. Ask the supplier to list every open item and identify the date on which the manufacturing clock starts.
Material readiness: “Supported material” is not the same as material reserved for the order. Confirm grade, thickness, copper, minimum purchase, stock location, shelf life, and procurement time before accepting an expedited promise.
Process route: Extra lamination cycles, laser drilling, via fill, backdrill, cavities, edge plating, sequential inspection, outsourced finishes, or RF testing add dependent operations. The schedule should identify the critical path and any outside service.
Inspection and documentation: Coupons, microsections, dimensional reports, first-article inspection, source inspection, RF data, and customer record review need planned capacity. A board can be physically complete while the required acceptance package is not.
Prototype-to-production transition: Production may use a different panel, material lot, tooling set, capacity window, or factory. Ask what transfers unchanged and which features require another approval build.
Shipping endpoint: Distinguish fabrication complete, ex-works ship date, domestic delivery, and arrival at your assembly site. The comparison should include weekends, freight method, customs when applicable, and receiving inspection.

Accept a lead time only when it includes engineering release, material allocation, fabrication, inspection, shipment, and delivery milestones. This exposes the step responsible for delay and prevents a fast factory-complete date from being mistaken for the customer’s arrival date.

How Much Does High-Frequency PCB Manufacturing Cost in the USA?

High-frequency PCB cost is built from the approved construction, not a generic price per board. Laminate usage, layer count, RF geometry, special processes, yield risk, testing, quantity, documentation, and delivery scope determine whether two quotations describe the same product.

Laminate and panel utilization: Material grade, thickness, copper foil, bondply, panel size, nesting efficiency, minimum purchase quantity, scrap, and shelf life determine more than the raw price per sheet.
Construction complexity: Hybrid dielectrics, high layer count, multiple lamination cycles, thin cores, tight dielectric control, copper balance, and difficult registration increase process steps and can reduce yield.
Geometry and special features: Fine RF gaps, filled microvias, backdrilling, cavities, plated edges, controlled-depth routing, metal backing, selective solder mask, and bondable finishes add tooling, processing, or inspection.
Testing and records: TDR coupons, microsections, critical-dimension reports, RF test vehicles, third-party testing, first-article inspection, lot traceability, and customer-specific documentation should appear as included scope or separate charges.
Order profile: Prototype setup, production quantity, recurring lot size, forecast stability, expedite priority, change frequency, assembly scope, and component sourcing affect unit and nonrecurring costs differently.
Total landed cost: Add engineering time, freight, insurance, duties, inventory, schedule risk, requalification, corrective action, and communication overhead. A higher fabrication quote can be the lower-cost choice when it prevents a redesign or delayed system test.

A valid price comparison uses the same revision, material, tolerances, tests, documentation, quantity, and delivery terms. Recalculate any quote that substitutes a material, relaxes a limit, omits evidence, or changes the factory before choosing the lowest total.

USA vs Overseas High-Frequency PCB Manufacturers: What Is the Difference?

Compare USA and overseas factories on lead time, total cost, quality control, engineering support, production-location requirements, and capacity. Both routes should be judged against the same released stackup, acceptance evidence, quantity, and delivery endpoint.

Decision Factor	USA High-Frequency PCB Manufacturers	Overseas High-Frequency PCB Manufacturers
Lead Time	Shorter domestic transit and same-time-zone engineering can speed prototypes and revisions.	Longer freight and customs time; production can scale efficiently after design release.
Cost	Unit prices are often higher, but freight, duties, and communication costs are lower.	Unit prices can be lower at volume; include freight, duties, inventory, and rework.
Quality Control	Easier site access and first-article review; verify process data and lot records.	Quality can be equivalent when controls, test data, and traceability are qualified.
Engineering Support	Same-time-zone access can shorten DFM, stackup, and deviation decisions.	Requires disciplined revision control, response times, and written technical records.
Production Location	Fits programs requiring domestic fabrication or controlled US data access.	Use when offshore production and data transfer are permitted and disclosed.
Capacity and Supply	Useful for low-volume, high-mix, or regulated work; capacity may be limited.	Often offers more volume flexibility; control materials, transfers, and requalification.

What Information Do You Need to Provide for a High-Frequency PCB Quote?

A quotation from a high-frequency PCB manufacturer in USA is comparable only when every supplier receives the same design revision, stackup, material, electrical limits, inspection plan, quality requirements, quantities, and delivery terms. The RFQ should also require each factory to return its assumptions, exceptions, and proposed process route.

Release package: Provide Gerber, ODB++, or IPC-2581 data as applicable; drill files; fabrication drawing; netlist; revision; units; quantities; panel preference; and document precedence. Require the supplier to confirm one quoted revision.
Electrical requirements: State the operating band, impedance structures and tolerances, loss or phase limits where applicable, power concerns, controlled RF features, and the acceptance method for each requirement.
Material definition: Name the laminate, bondply or prepreg, dielectric thickness, copper foil and profile, approved alternates, design Dk or model assumptions, finish, solder mask, and substitution-approval rule.
Physical construction: Include the proposed stackup, finished copper, critical transmission-line dimensions, reference planes, via structures, backdrill, cavities, edge features, connector launches, controlled dimensions, and tolerances.
Inspection and test: Define coupons, TDR, microsections, electrical test, critical dimensions, RF test vehicles or data, sampling, limits, report format, and treatment of a nonconforming result.
Quality and traceability: Specify the applicable performance document, certification or customer approval, material and lot traceability, certificate of conformance, record retention, first-article needs, change notice, and approved site.
Commercial scope: State prototype and production quantities, forecast, target delivery date and location, Incoterm, packaging, assembly and component scope, documentation package, freight assumptions, and quote validity.
Required response: Ask for the named factory, material status, finished stackup, modeled geometry, process route, test plan, lead-time start and endpoint, tooling charges, unit prices, exclusions, and a line-by-line exception list.

A complete RFQ should return a named factory, material status, finished stackup, modeled geometry, test plan, schedule, price breakdown, and exception list. Resolve any missing output before technical or commercial approval.

FAQs About High-Frequency PCB Manufacturers in the USA

These five questions resolve common qualification gaps: RF versus high-speed design, FR-4 limits, proof of US fabrication, the scope of TDR, and prototype-to-production transfer.

Q1: Is a high-frequency PCB the same as a high-speed PCB?

A1: They overlap but emphasize different risks. High-frequency boards focus on RF or microwave behavior such as loss, impedance, radiation, coupling, and phase. High-speed digital boards focus on edge rate, timing, reflections, crosstalk, and power integrity. A mixed-signal board may require both disciplines, so the RFQ should name the actual structures and acceptance criteria.

Q2: Can standard FR-4 be used for a high-frequency PCB?

A2: Yes, when route length, frequency, loss budget, impedance tolerance, temperature, and unit-to-unit consistency leave enough margin. Model the real interconnect and compare predicted and measured performance. Use a lower-loss or more stable laminate when FR-4 attenuation or variation consumes the available margin.

Q3: Does a US address prove that the PCB is manufactured in the USA?

A3: No. The address may belong to a headquarters, sales office, engineering group, warehouse, or assembly site. Require the quotation and purchase order to identify the facility that performs bare-board fabrication and disclose any subcontracted or offshore operations.

Q4: Is a TDR report enough to qualify an RF PCB manufacturer?

A4: No. TDR can evaluate characteristic impedance and discontinuities under the agreed method, but it does not prove insertion loss, return loss, phase, material identity, plating reliability, or assembled RF function. Pair it with the physical, material, dimensional, and RF evidence required by the design.

Q5: Should the same factory build prototypes and production boards?

A5: Using the same factory can reduce transfer variables, but it is not mandatory. If production moves, freeze the material, stackup, artwork compensation, tooling assumptions, coupons, test methods, limits, and approved deviations, then requalify the transferred build before volume release.

Choosing a high-frequency PCB manufacturer in the USA requires one factory to match the RF material system, complete process route, quality evidence, certifications, lead time, cost, and production controls defined by the released design. The manufacturer table and USA-versus-overseas comparison narrow the field, while a complete RFQ confirms the stackup, tests, exceptions, schedule, and price under one revision.

If you need an overseas manufacturer that can produce high-frequency PCBs, contact us at sales@bestpcbs.com.

How Do the Top High-Frequency PCB Manufacturers in China Compare?

High-frequency PCB manufacturers in China differ most in production location, process combination, scheduling model, and the customer benefit each supplier is built to deliver. Large groups suit qualified volume programs, engineering-focused factories support custom RF stackups, and online platforms work best when the board fits published options. Use all five fields together; a fast estimate has little value if the laminate, impedance, via structure, or inspection scope does not match the released design.

Manufacturer	Location	Process Capability	Lead Time	Advantages
EBest Circuit	Shenzhen	Custom RF and controlled-impedance PCB; Rogers and Taconic; HDI; PCB and PCBA	Confirmed after DFM and material review	One project interface from bare-board review through assembly and testing coordination
Shennan Circuits	Shenzhen and other sites	RF and microwave PCB; broad low-loss laminate support; high-layer PCB and assembly	Program-specific quotation	Large-scale capacity for complex communications, data, and long-lifecycle programs
Kinwong Electronics	Shenzhen and other sites	PTFE, hydrocarbon, and ceramic-filled RF PCB; hybrid stackups; HDI and microvias	Confirm by assigned plant and stackup	Combines RF material processing with dense digital interconnection
Suntak Technology	Multiple China sites	Antenna and 5G RF PCB; high-speed and high-layer boards; controlled impedance	Confirm by assigned plant	Useful for products combining RF, high-speed digital, and optical-networking functions
Sunking PCB	Huizhou and Ji’an	Rogers, Taconic, Isola, and PTFE; hybrid multilayer PCB; HDI; optional assembly	Confirm material stock and construction	Material-specific engineering support for custom RF and microwave boards
Victory Giant Technology	Huizhou	High-layer and HDI PCB; high-frequency and high-speed signal-integrity production	Program-specific quotation	Scalable manufacturing for mature communications, computing, and automotive programs
Aoshikang	Hunan and other sites	RF and microwave mixed-pressure PCB; HDI; embedded copper; blind and through holes	Confirm hybrid stackup schedule	Strong fit for integrated antenna, radar, interconnect, and thermal requirements
Bomin Electronics	Shenzhen, Meizhou, and Jiangsu	Microwave and high-frequency PCB; HDI; high-layer production across multiple sites	Confirm by producing site	Multi-site route for projects moving from development into recurring production
Delton Technology	Guangzhou and other sites	High-speed and high-frequency multilayer PCB for data, 5G, AI, and automotive systems	Program-specific quotation	Production network suited to complex infrastructure boards and planned volume
Fastprint	Shenzhen and other sites	High-mix and quick-turn PCB; 5G transceiver and microwave-board experience	Quick-turn focus; confirm RF build date	Responsive engineering-lot route with a path to repeat production
AKM Meadville	Xiamen and other sites	Advanced HDI, substrate-like PCB, rigid-flex, and high-speed/RF engineering	Confirm by site and construction	Supports compact products combining RF performance with fine interconnection
Viasion	Shenzhen	Rogers, Arlon, Isola, and Taconic; controlled impedance; HDI; inspection and turnkey PCBA	Confirmed after engineering review	Flexible low-to-medium-volume fabrication and assembly coordination
PCBWay	Hangzhou	High-frequency and mixed-material PCB; Rogers, Taconic, Arlon, and PTFE; HDI and assembly	Live estimate for supported configurations	Accessible online ordering for prototypes and small production runs
JLCPCB	China production network	Standardized Rogers and PTFE options; supported high-frequency PCB and assembly	Displayed in the live ordering platform	Fast sourcing route for designs that fit published platform rules
LZJPCB	Shenzhen	RO4003C, RO4350B, Taconic, and Isola; multilayer PCB; prototype-to-volume PCBA	Confirm material and plant schedule	Custom export supply combining named laminates, fabrication, and assembly

Use the table to identify two or three manufacturers whose location, process scope, lead-time basis, and advantages fit the same released board. The profiles below explain the differences behind those initial matches.

1. EBest Circuit

EBest Circuit is a Shenzhen-based custom PCB and PCBA manufacturer founded in 2006. It supports engineering prototypes, repeat production, component sourcing, assembly, and testing coordination for overseas customers. This gives product teams one technical interface from bare-board review through assembled hardware instead of requiring separate fabrication and assembly vendors.

Its high-frequency scope includes RF boards, controlled-impedance multilayers, Rogers and Taconic materials, HDI, rigid-flex, and mixed PCB/PCBA programs. Customers can submit fabrication files with the BOM, placement data, assembly drawing, and test requirements for a free DFM review before quotation. That review can identify material, stackup, drill, impedance, panelization, component, and assembly conflicts while design changes are still manageable.

The service model is built around custom orders rather than a fixed online menu. This gives customers room to coordinate bare-board requirements with sourcing, soldering, programming, or functional-test needs, while retaining a single project contact. Order-specific capability, material availability, inspection, and final acceptance criteria are confirmed during quotation and engineering review.

Suitable projects: Custom RF and microwave products that need direct engineering communication and a coordinated prototype-to-production route. EBest is especially relevant to overseas teams that want controlled-impedance fabrication, component sourcing, assembly, and order documentation managed through one supplier.

2. Shennan Circuits

Shenzhen-headquartered Shennan Circuits combines printed circuit boards, packaging substrates, and electronic assembly within a large industrial group. Its public PCB portfolio includes RF and microwave products as well as high-speed and high-capacity boards, making it relevant to infrastructure programs that need several advanced technologies under one corporate supplier.

The company publicly lists Rogers RO3003, RO3006, RO4350B, RO4360G2, and RO4835, together with CLTE, GenClad, RF-35, and FastRise 27. This breadth supports designs that specify a precise low-loss laminate rather than a generic material brand. Its wider PCB and assembly operations also suit programs that combine RF sections with complex digital, power, or system-level requirements and need capacity beyond a development batch.

Shennan’s corporate scale is a meaningful advantage for programs that require formal qualification, production ramp, and long-term capacity planning. The same scale can bring a more structured onboarding process, so it fits mature specifications and forecasted demand better than informal, rapidly changing prototype work.

Suitable projects: Large or technically demanding communications, data, server, and industrial programs that can support formal supplier qualification and need scalable PCB or PCBA capacity over a long product lifecycle.

3. Kinwong Electronics

Shenzhen-headquartered Kinwong Electronics gives RF and microwave PCBs a distinct place in its product portfolio rather than treating them as a minor extension of standard multilayer production. Its public RF information covers PTFE, hydrocarbon, and ceramic-filled material families, plus pure high-frequency and hybrid constructions.

The same portfolio includes blind and buried vias, microvias, and multilayer structures. That combination matters when an antenna, radar, or RF front end must share a compact board with dense digital control circuitry. Kinwong’s differentiation is the ability to bring material processing and interconnect density into one manufacturing platform, which can reduce the need to split an integrated RF module across several PCB suppliers.

This combination also makes Kinwong relevant when a project must move from a pure RF section to a compact mixed-technology product. Its public evidence supports evaluating the company for advanced board construction, while the exact laminate, layer count, via span, copper, and tolerance combination still belongs in the order-level capability review.

Suitable projects: Automotive, communications, industrial, and mixed RF/digital products that need high-frequency material processing together with multilayer or HDI integration. It is more relevant to integrated boards than to simple two-layer microwave circuits.

4. Suntak Technology

Shenzhen-headquartered Suntak Technology publicly connects its PCB capability to high-frequency antennas, high-speed and high-layer boards, optical modules, communications equipment, and impedance-controlled products. Its 5G-related material also describes RF and high-speed boards used in active antenna units.

Its product range is most relevant when antenna or RF paths must coexist with high-speed digital interfaces or optical networking hardware. Suntak’s multi-product manufacturing base offers a broader production route than a small RF-only shop for mature communications programs, particularly when impedance-controlled multilayers, recurring volume, and experience across several electronics markets matter together.

For international buyers, the practical attraction is not a single laminate name but the overlap between antenna, high-speed, optical, and multilayer production. That overlap can simplify supplier selection for equipment containing several signal domains and complex product lifecycles, provided the assigned factory and current material construction are confirmed for the released board and planned production volume.

Suitable projects: Communications, optical networking, automotive, and industrial programs that need an established multilayer producer with both high-frequency and high-speed product coverage. It is a stronger candidate for repeat programs and long-term volume support than for a one-off experimental coupon.

5. Sunking PCB

Sunking PCB operates manufacturing in Huizhou and Ji’an and presents high-frequency PCB fabrication as a dedicated service. Its public material coverage names Rogers, Taconic, Isola, and PTFE families, giving RF buyers more useful starting information than a general claim that the factory supports special materials.

The company also describes mixed-dielectric constructions, multilayer boards, HDI, prototype-to-volume manufacturing, and optional PCB assembly. This combination can support antenna, microwave, communications, and control products that place RF and digital functions on the same board. The assembly option is useful when fabrication and component placement must be coordinated, while the named laminate families make early material screening easier.

Compared with a large diversified group, Sunking presents a more specialized RF-facing offer. That can help small and mid-sized teams reach the relevant engineering service faster, particularly when a hybrid stackup or named laminate requires discussion before pricing. The trade-off is that program scale and plant allocation should be matched to the order.

Suitable projects: Custom RF and microwave boards that need a specified high-frequency laminate, hybrid construction, or integrated assembly service. Sunking is a closer fit for buyers seeking material-specific engineering support than for orders selected only through an instant online quote.

6. Victory Giant Technology

Victory Giant Technology is based in Huizhou and is oriented toward high-volume, high-layer, and HDI production for data, communications, automotive, and other electronics markets. Its public material and product information connects high-frequency and high-speed signal integrity with complex multilayer manufacturing.

This production model suits boards in which an RF function is part of a larger high-density system, such as communications infrastructure or computing hardware, rather than a stand-alone microwave circuit. The company’s strength is scalable multilayer and HDI capacity for mature programs with stable forecasts. Its scale can support long product lifecycles, although onboarding and production ramp are likely to be more formal than on a prototype platform.

Victory Giant is oriented toward production scale and complex board integration rather than a catalogue of small RF prototype options. Buyers with stable designs can benefit from that orientation, while projects still changing materials or layer structures may need a supplier with a more flexible engineering-lot model.

Suitable projects: Forecasted communications, computing, and automotive programs that need high-layer or HDI production at scale, controlled signal-integrity features, and a supplier structured for recurring volume rather than one-off development boards.

7. Aoshikang

Hunan-based Aoshikang, also known as ASKPCB, presents RF and microwave mixed-pressure boards alongside HDI, embedded-copper, blind-hole, and through-hole technologies. Its market information connects these products to communications, antenna systems, 77 GHz automotive radar, servers, and other high-frequency or high-speed applications.

The mixed-pressure capability is relevant when a design uses low-loss material only on critical RF layers and another laminate elsewhere for mechanical, density, or cost reasons. Aoshikang’s combination of hybrid material processing, embedded copper, and advanced vias gives it a broader role than a conventional RF board shop. It can address products in which antenna or radar performance, thermal paths, and high-density interconnection must share one construction.

This gives Aoshikang a distinct position among volume-oriented manufacturers: its public examples connect advanced process combinations to concrete antenna and radar uses. A buyer evaluating an integrated radar or communications board can compare one supplier’s ability to handle RF material, dense interconnection, and thermal features together.

Suitable projects: Hybrid-material RF boards, radar and antenna electronics, or dense products that need advanced vias and a route from sample production to higher volume. The public application evidence is particularly relevant to automotive radar and communications hardware.

8. Bomin Electronics

Bomin Electronics was founded in 1994 and operates PCB production bases in Shenzhen, Meizhou, and Jiangsu. Its public product scope includes microwave and high-frequency boards, HDI, and high-layer PCBs, while the wider group also covers electronic components and related system services.

The multi-site footprint gives Bomin capacity options across several board technologies and stages of a product lifecycle. Microwave or RF requirements can be combined with HDI or high-layer construction for industrial, communications, and automotive electronics. Its wider group structure may also help customers planning supply continuity or services beyond a single bare-board prototype, although plant and service scope remain specific to the quoted order.

Bomin’s main advantage is its breadth across facilities and PCB categories. It may suit customers that expect a project to grow or diversify, because the group can be evaluated for several construction types under one corporate relationship. That same multi-site model makes the actual producing factory an important part of the quotation.

Suitable projects: Buyers seeking an established multi-site Chinese manufacturer for microwave, high-frequency, HDI, or multilayer production, with room to expand from development quantities into repeat manufacturing.

9. Delton Technology

Guangzhou-based Delton Technology was founded in 2002 and publicly identifies high-speed and high-frequency PCB manufacturing as a central business. Its production network includes sites in Guangzhou, Dongguan, Huangshi, and Thailand, and its application focus spans data centers, cloud computing, artificial intelligence, 5G communications, and automotive electronics.

Delton is aligned with complex infrastructure and computing boards that combine controlled signal paths, high layer counts, demanding drilling, and recurring production volume. Its production network also gives international programs options for capacity and supply-chain planning. This differs from a small online prototype service: the main value lies in a manufacturing platform built around demanding data and communications applications.

The application mix is useful for buyers whose definition of high frequency overlaps with high-speed digital performance. Rather than approaching Delton as a general prototype source, procurement teams can evaluate it for complex system boards, production ramp, and multi-site capacity where signal integrity and manufacturing scale are closely linked.

Suitable projects: Data infrastructure, 5G, AI computing, and automotive programs that need high-speed/high-frequency multilayer capability and planned production scale. It is most relevant when the RF requirement is one part of a complex system board.

10. Fastprint

Fastprint began in Shenzhen in 1999 with a quick-turn and high-mix focus, then expanded into broader PCB, substrate, flexible-circuit, and test-board production. Its public product examples include 5G transceiver and microwave stepped-slot boards, creating a clearer RF connection than a generic advanced-PCB claim.

The company is differentiated by its engineering-lot and high-mix orientation. It can serve teams that expect several design revisions, test-board variants, or lower volumes before a stable release. This profile is useful in communications and measurement programs where learning speed and responsive engineering matter more than the lowest recurring unit price. Its broader portfolio also provides a path from specialized samples to repeat builds after the design matures.

Fastprint sits between mass-production groups and self-service quote platforms. Its prototype heritage with broader manufacturing resources lets teams retain engineering interaction during early builds, preserve a consistent set of fabrication assumptions through design revisions, and keep a qualified route into repeat production after the construction stabilizes.

Suitable projects: Engineering prototypes, high-mix programs, test hardware, and 5G or microwave boards that benefit from responsive sample production and a later volume path.

11. AKM Meadville

AKM Meadville is headquartered in Xiamen and operates production facilities in Guangzhou, Shanghai, Suzhou, Xiamen, and Thailand. Its product portfolio emphasizes advanced HDI, substrate-like PCB, rigid-flex, packaging substrates, and boards for 5G communications, artificial intelligence, and cloud infrastructure.

The company also publishes engineering roles connected to RF and high-speed/high-frequency test methods, indicating a technical focus that extends beyond fabrication alone. Its main distinction is advanced system integration: dense interconnects, fine features, rigid-flex structures, or substrate-like construction can be combined with high-speed and RF functions for compact advanced electronic products.

This portfolio gives AKM Meadville a stronger fit for advanced electronics platforms than for commodity RF boards. A buyer may shortlist it when packaging density, flex integration, fine interconnects, and system performance all influence the PCB choice, especially when the program needs access to several production sites and broader engineering depth across multiple product generations.

Suitable projects: Global programs that combine dense interconnects, rigid-flex or substrate-like structures, and high-speed or RF functions under a large multi-site supplier. It is more relevant to integrated devices than to uncomplicated two-layer microwave circuits.

12. Viasion

Shenzhen-based Viasion focuses on custom, low-to-medium-volume PCB manufacturing and assembly. Its high-frequency service publicly references Rogers, Arlon, Isola, and Taconic materials, controlled impedance, HDI features, electrical test, automated optical inspection, and turnkey assembly.

The company differs from a large listed group because it is aimed at buyers who need a flexible project interface and coordinated fabrication and PCBA. Its named material families, impedance support, board inspection, and turnkey scope are useful for lower-volume industrial or communications products whose stackup, connectors, or assembly test still need active engineering discussion. For such orders, access to a responsive project team can matter more than total corporate scale.

Viasion’s service breadth lets a customer keep prototype fabrication, component purchasing, assembly, and inspection within one managed order. That can reduce handoff work for a small engineering team, while its low-to-medium-volume positioning distinguishes it from companies optimized primarily for large and stable production forecasts.

Suitable projects: Low-to-medium-volume industrial, communications, and RF products requiring a custom board plus assembly and export support. Viasion is a practical option when the project remains too specialized for a standardized ordering platform.

13. PCBWay

Hangzhou-based PCBWay provides an online ordering route for prototypes and small production runs while also publishing advanced-board capabilities. Its platform supports high-frequency and mixed-material work using Rogers, Taconic, Arlon, and Chinese PTFE families, alongside HDI and other special PCB options.

The online workflow is convenient for early engineering builds, especially when the design fits selectable materials and published process rules. The platform also offers assembly, reducing logistics for evaluation hardware. PCBWay is more accessible than a large volume supplier for small teams and one-off development, while covering a broader range of special materials and board structures than a basic low-cost prototype service.

Its practical value comes from the combination of online access and an unusually broad published special-process menu. This makes initial sourcing easier for startups, laboratories, and engineering groups that want to compare materials or order evaluation quantities before committing to a formal volume-manufacturer onboarding process.

Suitable projects: Fast prototypes and small batches with defined requirements that fit the platform’s current material and process options. It is useful for teams that value online access and transparent ordering more than a highly customized supplier-qualification program.

14. JLCPCB

China-based JLCPCB is known for a standardized online PCB ordering system and large prototype ecosystem. Its current quotation options include Rogers and PTFE high-frequency boards, allowing engineers to price and order supported constructions without a traditional supplier-onboarding cycle.

This model is efficient for evaluation boards and straightforward RF prototypes because supported material and construction options are visible during ordering. JLCPCB also offers assembly within its broader platform. Its advantage is speed and accessibility for standardized designs; custom hybrid stackups, specialized coupons, unusual RF testing, or tightly controlled production changes may require a more consultative supplier model.

JLCPCB differs from the large industrial groups through its self-service workflow and from custom shops through its standardized rules. That clarity can shorten sourcing for a supported board, but the buyer has less reason to choose it when the design depends on a highly tailored material stack, documentation package, or product-specific RF test plan.

Suitable projects: Cost-sensitive prototypes and small runs that match the platform’s selectable high-frequency process options. It is best considered when the board can stay within standardized rules and does not need an extensive custom qualification package.

15. LZJPCB

LZJPCB is a Shenzhen supplier founded in 2006 with PCB and PCBA services and production resources in China and Indonesia. Its public manufacturing information names Rogers RO4003C and RO4350B, Taconic, Isola, high-frequency boards, multilayer fabrication, and prototype-to-volume service.

The combined fabrication and assembly scope can simplify sourcing for an RF product when the customer prefers one commercial contact. Its named Rogers grades and additional laminate brands make it relevant to common low-loss board requirements, while the China and Indonesia resources may support export-oriented production planning. Compared with a standardized online platform, LZJPCB offers a more conventional custom-supplier relationship across prototype, production, and PCBA.

That model places LZJPCB between a specialist RF fabricator and a turnkey export supplier. It can be useful when the customer’s priorities include named laminate support, assembly coordination, international shipment handling, and a recurring production route, but do not require the scale and formal onboarding of China’s largest listed PCB groups.

Suitable projects: Export-oriented custom PCB and PCBA orders that use established Rogers or comparable high-frequency materials and need a prototype-to-production path with international support for overseas customers through one supplier relationship.

What Should You Look for in a High-Frequency PCB Manufacturer in China?

Look for a factory that can build the complete RF construction, verify its critical characteristics, and support the order quantity you actually need. A material brand or generic multilayer claim is insufficient because laminate grade, copper, geometry, via structure, inspection, and production scale interact in the same board.

Material and stackup fit: Confirm the exact laminate grade, dielectric thickness, bonding system, copper type, layer order, and permitted substitutions. The returned stackup should match the electrical model and identify the producing factory.
Combined process capability: Check the hardest combination rather than isolated maxima: controlled impedance, fine geometry, HDI or blind vias, hybrid pressing, board thickness, copper, surface finish, and assembly must coexist in one approved process window.
Inspection and RF evidence: Specify electrical test, impedance coupons or TDR, microsection, dimensional inspection, material traceability, and any product-specific RF test before quotation. The supplier should state which records accompany prototypes and production lots.
Production and service model: Match prototype flexibility, engineering communication, PCBA support, volume capacity, and change control to the program. A self-service platform, specialist factory, and large group solve different sourcing problems.
Realistic lead-time basis: Ask whether the quoted date starts after engineering approval, whether the laminate is in stock, which plant will build the board, and whether inspection, assembly, freight, and customs are included. The useful output is a dated route from release to delivery.

These checks turn the manufacturer profiles into a practical qualification list. The FAQs below address the remaining questions buyers commonly face about materials, prototypes, assembly, cost, lead time, verification, and quotation inputs.

FAQs About High-Frequency PCB Manufacturers in China

Q1: Who are the major high-frequency PCB manufacturers in China?

A1: China’s major high-frequency PCB candidates span large advanced-PCB groups, specialist factories, custom PCB/PCBA suppliers, and online prototype platforms. Shennan Circuits, Kinwong, Victory Giant, Suntak, Aoshikang, Bomin, Delton, Fastprint, and AKM Meadville focus on different advanced or scaled production needs. Sunking, EBest Circuit, Viasion, PCBWay, JLCPCB, and LZJPCB provide different custom, export, prototype, or integrated PCB/PCBA routes.

Q2: Which Chinese PCB manufacturers work with Rogers materials?

A2: Shennan Circuits, Sunking PCB, EBest Circuit, Viasion, PCBWay, JLCPCB, and LZJPCB publicly identify Rogers materials or selectable Rogers options. Confirm the exact grade, thickness, copper type, bonding system, and assigned factory in the current quotation because brand-level support does not approve every construction.

Q3: Can Chinese manufacturers produce high-frequency PCB prototypes?

A3: Yes, Chinese suppliers can produce high-frequency PCB prototypes through custom engineering services or standardized online platforms. Confirm that the prototype uses the planned laminate, stackup, process route, impedance coupon, and inspection method so the result can support a later production decision.

Q4: Can one supplier provide both high-frequency PCB fabrication and assembly?

A4: Several suppliers can combine high-frequency PCB fabrication with component sourcing and assembly. Keep separate acceptance points for the bare board and the assembled product, including impedance evidence, soldering quality, connector launches, shielding, programming, and functional testing where the design requires them.

Q5: How much does a high-frequency PCB cost in China?

A5: High-frequency PCB cost depends on the released construction, so a universal China price is not useful. Laminate grade and minimum purchase, layer count, board area, copper, hybrid pressing, geometry, holes, surface finish, panel yield, quantity, testing, reports, assembly, and freight all change the quotation. Compare suppliers with the same files, quantity, and acceptance requirements.

Q6: What is the typical lead time for a high-frequency PCB from China?

A6: Lead time depends most on material availability, engineering approval, process complexity, testing, assembly, and shipping. Ask when the supplier’s clock starts and request separate dates for engineering release, material readiness, fabrication completion, inspection, assembly, and delivery rather than relying on one unsupported day count.

Q7: How can I verify a Chinese high-frequency PCB manufacturer?

A7: Verify the legal company, the actual producing factory, and a stackup-specific capability response before approving a supplier. Then review relevant certificate scope, prototype results, inspection records, electrical and impedance evidence, material traceability, and change-control terms against the same acceptance criteria.

Q8: What should I send for a high-frequency PCB quotation?

A8: Send fabrication data, drill files, the fabrication drawing, approved or proposed stackup, exact laminate and copper requirements, and the impedance table. Add critical tolerances, surface finish, prototype and forecast quantities, delivery location, required date, inspection records, plus BOM, assembly, programming, and test files when PCBA is included.

Conclusion

Your final supplier should match the laminate, stackup, impedance, inspection, volume, and delivery requirements of the released design. Once those points are aligned, the quotation becomes easier to compare and approve.

Planning a high-frequency PCB or PCBA project? Send EBest Circuit your Gerber or ODB++ files, stackup, laminate grade, impedance requirements, quantities, delivery destination, and any BOM, assembly, or test files. Our engineering team will provide a free DFM review, identify issues that could affect fabrication or assembly, and prepare a quotation for your actual build. Email sales@bestpcbs.com to discuss your requirements and request a quote.

What Is a Rogers PCB?

A Rogers PCB is a printed circuit board that uses one or more high-frequency laminates supplied by Rogers Corporation.

Common constructions include:

Two-layer RF boards
Four-layer controlled-impedance PCBs
Multilayer Rogers PCBs
Rogers/FR4 hybrid PCBs
PTFE microwave boards

The key point is that Rogers is a material brand rather than one fixed PCB substrate.

RO4003C and RO4350B belong to the hydrocarbon/ceramic RO4000 family. RO3003 is a ceramic-filled PTFE laminate, while RT/duroid 5880 is based on PTFE reinforced with glass microfibers.

Why Are Rogers Materials Used for High-Frequency PCBs?

At higher frequencies, the laminate becomes part of the transmission structure. Its electrical properties directly influence impedance, signal loss, wavelength, and phase.

The main parameters engineers consider are:

Parameter	Effect on PCB Performance
Dielectric constant, Dk	Impedance, trace width, wavelength, phase
Dissipation factor, Df	Dielectric loss and insertion loss
Dk stability	Impedance and phase consistency
Copper profile	Conductor loss at high frequencies
Dimensional stability	RF geometry and multilayer registration
Thermal behavior	Electrical stability over temperature

Rogers materials are selected mainly because these properties are more tightly characterized for RF and microwave use than those of typical general-purpose FR4.

What Rogers PCB Materials Are Commonly Used?

Several Rogers laminate families are available, but four materials are especially common in RF and microwave designs.

Common Rogers PCB materials including RO4003C, RO4350B, RO3003 and RT duroid 5880

Rogers Material	Material System	Process Dk	Df at 10 GHz	Typical Applications
RO4003C	Hydrocarbon/ceramic	3.38 ±0.05	0.0027	RF circuits, antennas, microwave boards
RO4350B	Hydrocarbon/ceramic	3.48 ±0.05	0.0037	RF multilayers, telecom, industrial RF
RO3003	Ceramic-filled PTFE	3.00 ±0.04	0.0010	Radar, mmWave, phase-sensitive circuits
RT/duroid 5880	PTFE/glass microfiber	2.20 ±0.02	0.0009	Very low-loss microwave and broadband RF

RO4003C is commonly chosen when a circuit needs lower loss and more predictable dielectric behavior than standard FR4 while keeping fabrication relatively straightforward.

RO4350B serves a similar RF range and is UL 94 V-0 rated, which can be useful when flame-rating requirements apply.

RO3003 is suited to microwave and mmWave applications where stable dielectric behavior is important, including radar and antenna circuits.

RT/duroid 5880 is often used where very low transmission loss is a primary design requirement.

Rogers PCB vs FR4: What Is the Difference?

The main difference is not simply that Rogers is “better.” The real question is whether the electrical performance of the selected FR4 laminate is sufficient for the design.

Factor	Rogers High-Frequency Material	Conventional FR4
Dielectric properties	More tightly controlled for RF	Depends on laminate grade
Dielectric loss	Low to very low	Generally higher
RF impedance stability	Better suited to sensitive RF structures	Usually adequate for less demanding circuits
Material options	Multiple RF/microwave families	Broad general-purpose range
Fabrication	Varies by Rogers material family	Highly standardized
Cost	Higher	Lower
Typical use	RF, microwave, radar, antennas	Digital, control, power, general electronics

FR4 is still appropriate for many lower-frequency and less loss-sensitive circuits. Rogers materials become more valuable when insertion loss, impedance tolerance, or phase stability is difficult to maintain with the selected FR4 system.

A Rogers/FR4 hybrid PCB can also be used when only the RF portion of the board requires a high-frequency laminate.

How Do You Choose the Right Rogers PCB Material?

Start with the electrical specification rather than selecting a laminate only by product name.

Selection Factor	What to Define
Operating frequency	Frequency range of the circuit
Insertion loss	Maximum acceptable RF or channel loss
Impedance	Target impedance and tolerance
Phase requirement	Allowable phase or electrical-length variation
Temperature range	Minimum and maximum operating temperature
Layer count	Total layers and RF layer position
Dielectric thickness	Distance between signal and reference plane
Copper weight	Copper thickness on critical layers
Flame rating	Required safety classification
Budget	Prototype and production cost target

A 2.4 GHz wireless board and a 77 GHz radar PCB, for example, can require very different laminate properties even though both are considered RF designs.

Material choice should therefore match the actual frequency, loss, and impedance requirements of the circuit.

What Rogers PCB Thicknesses Are Available?

Rogers PCB thickness usually refers to either dielectric thickness or finished board thickness. These are not the same.

The dielectric thickness is the distance between the RF trace and its reference plane, so it directly affects controlled impedance. Finished PCB thickness is determined by the complete stackup, including cores, bonding materials, copper, and plating.

Common Rogers PCB dielectric thicknesses measured with a caliper

Common Rogers PCB Thicknesses

The values below are common dielectric thicknesses rather than finished board thicknesses.

Rogers Material	Common Dielectric Thicknesses
RO4003C	0.20, 0.30, 0.41, 0.51, 0.81, 1.52 mm
RO4350B	0.17, 0.25, 0.51, 0.76, 1.52 mm
RO3003	0.13, 0.25, 0.51, 0.76, 1.52 mm
RT/duroid 5880	0.13, 0.25, 0.51, 0.79, 1.57 mm

For an impedance-controlled RFQ, specify the Rogers material grade, dielectric thickness, finished PCB thickness, copper weight, and target impedance rather than only requesting a “1.6 mm Rogers PCB.”

How Is a Multilayer or 4-Layer Rogers PCB Stackup Designed?

A four-layer Rogers PCB can use Rogers material throughout the stackup or combine Rogers and FR4 in a hybrid structure.

4-layer Rogers PCB stackup cross-section diagram

A simple all-Rogers example may be:

Layer	Function
L1	RF signal and components
Rogers dielectric	RF dielectric
L2	Ground
Rogers bonding/core structure	Interlayer dielectric
L3	Power or reference
Rogers dielectric	Dielectric
L4	Signal

A hybrid construction may use Rogers only around the critical RF layer:

Layer	Function
L1	RF signal
Rogers laminate	Controlled RF dielectric
L2	RF ground
FR4 structure	General-purpose dielectric
L3	Power or ground
FR4	General-purpose dielectric
L4	Digital or control signal

Hybrid stackups can reduce material cost, but the PCB manufacturer still needs to review bonding materials, CTE behavior, total thickness, and lamination compatibility.

For controlled-impedance designs, the stackup should be confirmed before the final RF trace width is locked.

What Should You Consider When Designing a Rogers PCB?

Rogers PCB design should be based on the actual laminate and production stackup.

Key design checks include:

Controlled impedance
Dielectric thickness
Dk used for modeling
Copper thickness
Copper foil roughness
Ground-plane continuity
Via fencing
Return-current paths
Connector launches
Layer transitions
Via stubs
RF trace-to-edge clearance
Etching tolerance
Surface finish
Solder mask over critical RF traces

One common design issue is the use of the wrong Dk value.

Process Dk vs Design Dk

Material	Process Dk	Typical Design Dk
RO4003C	3.38	3.55
RO4350B	3.48	3.66

Process Dk and Design Dk are used for different purposes, so the appropriate value should be selected according to the transmission-line model and design method.

For controlled-impedance fabrication, provide the manufacturer with the target impedance, laminate grade, dielectric thickness, copper requirement, and RF layer information.

How Is a Rogers PCB Manufactured?

The basic fabrication flow is similar to conventional multilayer PCB production:

Rogers PCB manufacturing and RF inspection process

Material preparation
Inner-layer imaging and etching
Surface preparation
Layup and lamination
Drilling
Hole-wall preparation
Copper plating
Outer-layer imaging and etching
Solder mask
Surface finish
Routing
Electrical testing
Impedance verification
Final inspection

The process details vary according to the Rogers material family.

Process Area	RO4000 Series	PTFE-Based Rogers Materials
Material system	Hydrocarbon/ceramic	PTFE-based
Processing	Closer to epoxy/glass fabrication	More specialized
Hole preparation	Relatively conventional	PTFE-specific preparation may be required
Drilling	Similar to rigid laminate processing	Requires tighter process control
Multilayer bonding	Conventional high-frequency route	Depends strongly on PTFE system

RO4003C and RO4350B are generally easier to integrate into conventional multilayer production than PTFE-based materials such as RT/duroid 5880.

What Affects Rogers PCB Price?

Rogers PCB pricing depends on both material cost and fabrication complexity.

Cost Factor	Effect on Price
Rogers laminate grade	Different material families have different costs
Dielectric thickness	Affects sourcing and material availability
Copper weight	Heavier copper increases material and processing cost
Board size	Larger boards use more laminate
Panel utilization	Poor nesting wastes expensive material
Layer count	More layers require more material and processing
Hybrid construction	Can reduce Rogers usage but adds lamination complexity
PTFE processing	Requires more specialized fabrication
Controlled impedance	Requires stackup and process verification
Tolerance	Tighter tolerances increase process control
Surface finish	Finish choice affects fabrication cost
Quantity	Low-volume builds carry higher setup cost per board

For accurate quoting, specify the exact Rogers laminate whenever the material cannot be substituted.

How Do You Choose a Rogers PCB Manufacturer?

A capable Rogers PCB manufacturer should understand both the material and the RF design requirements behind it.

Before ordering, check whether the supplier can:

Confirm the exact Rogers laminate grade
Source the required dielectric thickness
Support the specified copper construction
Process both RO4000 and PTFE materials
Build Rogers/FR4 hybrid stackups
Review controlled-impedance structures
Provide impedance coupons when required
Control RF trace etching
Maintain material traceability
Support prototypes and production quantities

Your RFQ should normally include:

Gerber files
Drill files
PCB drawing
Stackup
Rogers material grade
Dielectric thickness
Copper weight
Finished PCB thickness
Surface finish
Impedance requirements
Quantity
Special inspection requirements

Why Choose EBest Circuit as Your Rogers PCB Manufacturer?

Rogers PCB production requires more than purchasing the correct laminate. Stackup design, impedance geometry, drilling, lamination, etching, and testing all need to be coordinated before production.

EBest Circuit supports:

Rogers PCB fabrication
Rogers/FR4 hybrid PCBs
Controlled-impedance boards
Multilayer high-frequency PCBs
DFM and stackup review
PCB prototyping
Volume production
PCB assembly

For Rogers PCB projects, engineering review can cover the laminate grade, dielectric thickness, copper requirement, stackup, and impedance targets before fabrication.

EBest Circuit also operates under quality systems supporting multiple industries, including:

Certification / Compliance	Application
ISO 9001	General quality management
ISO 13485	Medical electronics
IATF 16949	Automotive electronics
AS9100D	Aerospace electronics
UL	PCB safety recognition
RoHS / REACH	Environmental compliance

Customers can send Gerber files and specifications for DFM and stackup review before production, which is especially useful for hybrid Rogers/FR4 boards and controlled-impedance RF designs.

Where Are Rogers PCBs Used?

Rogers materials are commonly used where dielectric loss, impedance, or phase directly affects circuit performance.

Application	Why Rogers Material Is Used
RF and microwave circuits	Low transmission loss and controlled impedance
Patch antennas	Stable Dk and dielectric thickness
Phased-array antennas	Phase consistency and lower feed-network loss
Automotive radar	Stable performance at mmWave frequencies
5G infrastructure	Low-loss RF transmission
Satellite communication	Microwave loss and phase stability
Aerospace RF systems	Stable high-frequency performance
RF power amplifiers	Controlled transmission structures
Filters and couplers	Accurate impedance and electrical length
High-speed communication	Reduced transmission loss in demanding channels

Material selection should still be based on the actual operating frequency, insertion-loss budget, impedance target, and stackup rather than the application name alone.

FAQs About Rogers PCB

Is Rogers PCB Better Than FR4?

Rogers is not automatically better for every circuit. It is usually selected when lower dielectric loss, tighter Dk control, or more predictable RF behavior is required. FR4 remains more economical for general digital, control, power, and less demanding high-frequency designs.

Is Rogers PCB the Same as a PTFE PCB?

No. Some Rogers materials are PTFE-based, while others are not. RO3003 and RT/duroid 5880 are PTFE-based materials. RO4003C and RO4350B belong to Rogers’ hydrocarbon/ceramic RO4000 family.

What Is the Dielectric Constant of Rogers PCB?

There is no single Rogers PCB dielectric constant. It depends on the laminate. Typical Process Dk values include 3.38 for RO4003C, 3.48 for RO4350B, 3.00 for RO3003, and 2.20 for RT/duroid 5880.

Can Rogers Material Be Used in a Multilayer PCB?

Yes. Rogers laminates can be used in multilayer boards, including hybrid stackups that combine Rogers material with FR4. The bonding system and complete stackup should be reviewed before fabrication.

Why Is Rogers PCB More Expensive Than FR4?

Rogers laminates are specialized high-frequency materials and generally cost more than standard FR4. PTFE processing, controlled impedance, multilayer construction, tight tolerances, low production quantities, and poor panel utilization can further increase the final PCB price.

Need a Rogers PCB for Your High-Frequency Project?

If you need a Rogers PCB for an RF, microwave, antenna, radar, or other high-frequency project, send your Gerber files and basic PCB specifications directly to sales@bestpcbs.com.

For controlled-impedance designs, please also include the stackup, material grade, dielectric thickness, copper weight, target impedance, and operating frequency. Our engineering team will perform a DFM review and send you a quotation within 12 hours.

How Is UHDI PCB Fabrication Different from Standard HDI PCB?

UHDI PCB fabrication goes beyond standard HDI PCB manufacturing. It pushes line width, spacing, microvia size, pad density, and layer build-up control closer to the limits of PCB process capability.

Key differences include:

Finer line and spacing
- UHDI requires tighter etching and imaging control.
- Dense BGA or RF component breakout may need finer routing channels.
Smaller microvias
- UHDI boards rely heavily on laser microvias.
- Stacked or staggered microvia structures must be reviewed for reliability.
Higher interconnect density
- More routing can fit into a smaller board area.
- This is useful for compact RF modules, high-speed computing, and advanced communication hardware.
More sensitive stack-up control
- Thin dielectric layers may be needed.
- Impedance targets become more sensitive to small fabrication variations.
More demanding inspection
- Fine traces, microvias, and via-in-pad features need close process control.
- AOI, electrical testing, impedance testing, and microsection review may be required depending on the project.

For EBest Circuit (Best Technology), UHDI PCB fabrication starts with file review. Before production, we check whether the line/space, microvia structure, via filling, stack-up, copper thickness, surface finish, and impedance requirements are practical for manufacturing.

Why Do 80 GHz RF Applications Need UHDI PCB Fabrication?

An 80 GHz PCB project combines two difficult requirements: high-frequency signal performance and high-density interconnection. At this frequency range, the PCB material and fabrication process can influence insertion loss, impedance stability, phase behavior, and connector or component launch performance.

UHDI fabrication may be needed in 80 GHz RF applications because:

Signal paths must be compact
- Shorter interconnects can help reduce unwanted parasitic effects.
- Dense routing helps fit RF functions into a smaller module.
Impedance control becomes more sensitive
- Trace width, copper thickness, dielectric thickness, and reference layer spacing must be controlled.
- Even small stack-up changes may affect impedance.
Material loss matters
- Standard FR4 is usually not suitable for high-frequency RF boards.
- Low-loss laminates such as Megtron 6 or Rogers materials are often considered for high-speed and RF applications.
Microvia and via-in-pad structures may be required
- High-density RF packages often need compact fanout.
- Microvias and via-in-pad help reduce routing distance and save board area.
Manufacturing tolerance affects performance
- Line width, copper profile, dielectric thickness, and surface finish need to be reviewed together.
- The board should be fabricated according to the approved stack-up and impedance requirements.

EBest Circuit (Best Technology) does not provide RF circuit design or simulation. Our role is to support manufacturability review, material feasibility review, stack-up feedback, impedance control, PCB fabrication, assembly, and testing based on customer-provided files.

Which Materials Are Suitable for UHDI PCBs: Megtron 6, Rogers, or Other Low-Loss Laminates?

UHDI PCB material should be selected according to frequency, signal type, stack-up, board thickness, copper profile, assembly process, and cost target. For an 80 GHz board, material choice becomes a major decision.

Common material options include:

Megtron 6
- Often used for high-speed and low-loss applications.
- Suitable for many high-speed digital and certain RF-related designs.
- Needs stack-up and impedance review before production.
Rogers materials
- Common in RF, microwave, antenna, and millimeter-wave applications.
- Often selected when RF loss, Dk stability, and frequency performance are critical.
- Material grade should match the customer’s RF requirement.
Other low-loss laminates
- Isola, Taconic, Nelco, Panasonic, and other material systems may be considered depending on performance, availability, and cost.
- Substitution should not be made without customer approval.

Material selection affects:

Dk and Df
Insertion loss
Impedance control
Copper roughness
Lamination behavior
Board thickness
Microvia reliability
Lead time and cost

For a UHDI PCB working at 80 GHz, EBest Circuit (Best Technology) reviews material availability, stack-up feasibility, copper thickness, dielectric thickness, surface finish, and manufacturing tolerance before quotation. If the customer specifies Megtron 6 or Rogers, we treat that as a key technical requirement rather than a casual material preference.

How Does EBest Circuit (Best Technology) Support Preliminary Stack-Up Review for UHDI PCB?

A preliminary stack-up is often needed before final impedance matching, especially for high-frequency UHDI PCBs. However, stack-up support should be handled carefully. EBest Circuit (Best Technology) can support stack-up review and manufacturability feedback, but we do not replace the customer’s RF design, simulation, or final impedance modeling.

Our preliminary stack-up support may include:

Material feasibility review
- Check whether the requested material is suitable and available.
- Review Megtron 6, Rogers, or other low-loss laminate options.
Dielectric thickness feedback
- Review whether proposed dielectric thicknesses are manufacturable.
- Check whether thin build-up layers match microvia requirements.
Copper thickness review
- Check whether copper thickness supports fine line fabrication.
- Review inner and outer copper requirements.
Impedance manufacturability feedback
- Review whether target impedance values are practical with the proposed stack-up.
- Support controlled impedance production according to approved requirements.
Microvia structure review
- Check blind vias, buried vias, stacked vias, staggered vias, and via-in-pad.
- Review via filling or plating requirements.
Fabrication tolerance review
- Evaluate how line width, spacing, copper thickness, and dielectric tolerance may affect production.

What customers should provide if available:

Target impedance values
Operating frequency
Material preference
Layer count
Board thickness target
Controlled layers
Differential pair requirements
Copper weight
Via structure
RF connector or launch area notes

The final stack-up should be confirmed by the customer’s engineering team after impedance modeling and product-level review. EBest Circuit (Best Technology) helps make sure the stack-up is practical for PCB manufacturing.

What UHDI PCB Fabrication Capabilities Does EBest Circuit (Best Technology) Offer?

For UHDI PCB projects, customers should not only ask whether a supplier can make HDI boards. The better question is whether the supplier can support the specific combination of fine routing, microvias, low-loss material, controlled impedance, stack-up review, testing, and prototype-to-volume production.

EBest Circuit (Best Technology) supports UHDI and advanced HDI projects with the following manufacturing-related capabilities:

Capability Area	EBest Circuit (Best Technology) Support
Fine line/space	Advanced HDI/UHDI feature review
Laser microvias	Microvia and laser via process support
HDI structures	Blind vias, buried vias, stacked/staggered vias
Via-in-pad	Via filling and plating review
Layer count	Multilayer and high-layer-count PCB support
Materials	Megtron, Rogers, high-Tg FR4, and other low-loss materials
Impedance	Controlled impedance review and testing support
Surface finish	ENIG, ENEPIG, immersion silver, hard gold, and project-based options
Inspection	AOI, electrical test, impedance test, X-ray when required
Engineering support	DFM review and PCB layout manufacturability feedback

Key process points we review before production:

Minimum line width and spacing
Laser via diameter and aspect ratio
Annular ring and capture pad
Via-in-pad filling requirement
Copper thickness
Dielectric thickness
Controlled impedance tolerance
Solder mask registration
RF launch area manufacturability
Board flatness and dimensional control
Prototype and volume production consistency

For high-frequency UHDI boards, process capability should be reviewed before pricing is finalized. A quotation without material, stack-up, impedance, and via structure review may look fast, but it may not be reliable.

Case Study: UHDI PCB Prototype Review for an 80 GHz Board

A customer contacted EBest Circuit (Best Technology) for a UHDI printed circuit board intended to operate at 80 GHz.

This case is a strong example of why UHDI PCB quotation should start with engineering review, not just price calculation.

Project Overview

Board type: UHDI PCB
Application: 80 GHz RF operation
Material requirement: Megtron 6 or Rogers
Quote scope: prototype, 100 units, 1000 units
Customer need: unit price, lead time, stack-up support, impedance matching support
Files provided: Gerber files and technical requirements

Customer Requirements

Prototype fabrication price
Price breaks for 100 units and 1000 units
Typical lead time
Confirmation of any missing information
Preliminary or final stack-up structure
Material support for Megtron 6 or Rogers
Manufacturability review for high-frequency UHDI fabrication

EBest Circuit (Best Technology)’s Review Focus

For this type of UHDI PCB, our engineering review focuses on:

Material availability and suitability
Stack-up manufacturability
Controlled impedance feasibility
Fine line/space capability
Laser microvia structure
Via-in-pad and filled via requirements
Surface finish selection
RF launch and connector area manufacturability
Prototype and volume consistency
Testing and report requirements

Project Value

This case shows that an 80 GHz UHDI PCB cannot be quoted like a standard FR4 prototype. The supplier must review material, stack-up, impedance, microvia structure, and fabrication tolerance before confirming cost and lead time.

EBest Circuit (Best Technology) helps customers move from early quotation to manufacturability review by checking the files first, clarifying missing details, and supporting prototype-to-volume evaluation based on the same technical baseline.

What Files Are Needed for a UHDI PCB Prototype and Volume Quote?

Customers do not need to prepare a perfect file package before contacting EBest Circuit (Best Technology). You can send available files first. Missing details can be clarified during engineering review.

For an initial UHDI PCB quote, these files are helpful:

Gerber files
Drill files
Board size
Layer count
Quantity
Material requirement
Board thickness target
PCB only or PCBA requirement

For a more accurate UHDI PCB fabrication quote, please add if available:

Stack-up
Impedance table
Controlled impedance tolerance
Copper thickness
Surface finish
Via structure
Via filling requirement
RF connector or launch area notes
Testing requirements
Report requirements

For prototype and volume pricing, it is useful to provide:

Prototype quantity
100-unit requirement
1000-unit requirement
Target lead time
Standard or expedited delivery request
Any expected production ramp plan

For PCBA quotation, please add:

BOM
Pick and place file
Assembly drawing
Component polarity notes
BGA or fine-pitch component information
Testing requirement, if any

Cost and lead time are affected by:

Material type
Material availability
Layer count
Board size
UHDI line/space
Laser via structure
Via-in-pad and filling
Impedance tolerance
Surface finish
Testing requirements
Quantity and production stage

To start a review, send your available files and technical notes to sales@bestpcbs.com. EBest Circuit (Best Technology) will review the project and advise what additional details are needed before quotation.

Why Choose EBest Circuit (Best Technology) for UHDI PCB Fabrication?

Choosing a UHDI PCB manufacturer is not only about finding a supplier that can quote quickly. For 80 GHz RF applications, customers need a manufacturer that can review the board from a manufacturability, material, impedance, and assembly perspective.

Why customers work with EBest Circuit (Best Technology):

Engineer-oriented support
- DFM review before production
- PCB layout manufacturability feedback
- Stack-up manufacturability review
- Engineering questions before manufacturing
High-frequency material experience
- Megtron material review
- Rogers material review
- Low-loss laminate options
- Material availability feedback
Advanced HDI/UHDI capability
- Fine line/space review
- Laser microvias
- Blind and buried vias
- Via-in-pad
- Filled via process review
Controlled impedance support
- Preliminary stack-up feedback
- Impedance manufacturability review
- Impedance test support when required
Prototype-to-volume workflow
- Prototype fabrication
- 100-unit and 1000-unit evaluation
- Volume production review
- Production documentation support
One-stop PCB service
- PCB fabrication
- Component sourcing
- PCBA assembly
- AOI inspection
- X-ray inspection when required
- Testing support based on customer requirements

EBest Circuit (Best Technology) is suitable for customers who need more than a bare-board quote. We help engineering teams confirm whether the UHDI PCB can be manufactured, assembled, tested, and scaled from prototype to production.

For UHDI PCB fabrication, 80 GHz RF boards, Megtron 6 PCB, Rogers PCB, or prototype-to-volume quotation, contact sales@bestpcbs.com.

FAQs About UHDI PCB

What is a UHDI PCB?
A UHDI PCB is an ultra high-density interconnect printed circuit board using very fine routing features, microvias, via-in-pad, and dense layer structures to support compact and high-performance electronics.

How is UHDI PCB different from HDI PCB?
UHDI PCB pushes HDI technology further with finer line/space, smaller microvias, higher routing density, and tighter fabrication control. It is often used when standard HDI is not dense enough.

Can UHDI PCB be used for 80 GHz applications?
Yes, but the project must combine UHDI fabrication capability with suitable RF materials, controlled impedance, stack-up review, and high-frequency manufacturability checks.

Is Megtron 6 suitable for UHDI PCB fabrication?
Megtron 6 can be suitable for certain high-speed and low-loss applications. For 80 GHz projects, material selection should be reviewed together with frequency, stack-up, impedance, copper profile, and customer requirements.

Can Rogers materials be used for UHDI RF boards?
Yes. Rogers materials are commonly used in RF and microwave PCB applications. The exact grade should be selected based on frequency, Dk/Df, stack-up, thickness, and RF performance requirements.

Can EBest Circuit (Best Technology) provide preliminary stack-up support?
Yes. EBest Circuit (Best Technology) can provide preliminary stack-up review and manufacturability feedback based on customer-provided requirements. Final design validation and RF simulation should be confirmed by the customer’s engineering team.

What files are needed for a UHDI PCB quote?
Gerber files, drill files, board size, layer count, material requirement, quantity, and board thickness target are helpful for initial review. Stack-up, impedance table, via structure, copper thickness, and testing requirements help provide a more accurate quote.

Can UHDI PCB prototypes and volume orders be quoted together?
Yes. Prototype, 100-unit, and 1000-unit quantities can be reviewed together. This helps customers understand price breaks, lead time, and production scalability.

Does EBest Circuit (Best Technology) support UHDI PCB assembly?
Yes. EBest Circuit (Best Technology) supports PCB fabrication and PCBA assembly, including component sourcing, SMT assembly, AOI, X-ray inspection when required, and testing support based on customer files.

How can I start a UHDI PCB fabrication project?
Send your available Gerber files, drill files, technical notes, material requirement, stack-up information, and quantity request to sales@bestpcbs.com. EBest Circuit (Best Technology) will review the project and confirm what additional information is needed.

Rogers RO3003™ Electrical Properties

Parameter	Condition	Typical Value	Notes
Dielectric Constant (Dk)	10 GHz (IPC-TM-650 2.5.5.5)	3.00 ± 0.04	Very stable across temperature and frequency
Dielectric Constant (Dk)	2.5 GHz	3.01	Suitable for wideband RF
Dissipation Factor (Df)	10 GHz	0.0010	Extremely low loss
Dissipation Factor (Df)	2.5 GHz	0.0009	Excellent for mmWave
Volume Resistivity	23°C / 50% RH	1.7 × 10¹⁰ MΩ·cm	High electrical insulation
Surface Resistivity	23°C / 50% RH	5.7 × 10⁹ MΩ	Stable in damp conditions
Electric Strength	0.5 mm thickness	35 kV/mm	Strong dielectric barrier
Impedance Stability	-40°C to +85°C	±1.3%	Very stable for antenna structures
Dk Temperature Coefficient (TCDk)	-40 to +85°C	-3 ppm/°C	Very low drift

RO3003 is chosen often for 77 GHz radar, 24 GHz radar, and mmWave antennas because of these stable dielectric properties.

RO3003™ Material Thermal Properties

Parameter	Typical Value	Notes
Thermal Conductivity	0.5 W/m·K	Higher than FR4
Usable Temperature Range	-55°C to +150°C	Suitable for automotive radar
Dimensional Stability (X/Y)	0.2–0.3%	Strong laminate stability
Coefficient of Thermal Expansion (CTE) – X	17 ppm/°C	Matches copper closely
CTE – Y	17 ppm/°C	Helps reduce expansion stress
CTE – Z	24 ppm/°C	Critical for microvias
Thermal Decomposition Temp (Td)	> 400°C	Much higher than FR4
Thermal Stress	288°C / 10 sec	No delamination
Specific Heat	1.0 J/g-K	Supports stable power handling

The matched X/Y CTE and moderate Z-axis CTE improve reliability in multi-layer RF boards, QFN modules, and BGA transitions.

RO3003™ Mechanical Properties

Parameter	Condition	Typical Value
Tensile Modulus (MD)	23°C	18,000 MPa
Tensile Modulus (CD)	23°C	17,500 MPa
Flexural Strength	23°C	340 MPa
Peel Strength	1 oz Cu, after thermal aging	8.0 lb/in
Density	—	2.1 g/cm³
Hardness (Shore D)	—	74
Moisture Absorption	48h @ 50°C water	0.02%

Low moisture absorption is one of the main reasons designers choose Ro3003 laminate for outdoor and long-range radio systems.

RO3003™ Chemical & Environmental Properties

Property	Typical Value
Flammability	UL 94 V-0
Fungus Resistance	Pass
Copper Corrosion Test	Pass
Water Absorption	0.02%
RoHS	Compliant
Lead-Free Assembly	Fully supported

The laminate performs well in harsh environments such as marine radar, industrial sensors, and automotive radar systems.

RO3003™ Thickness Availability

Standard Thickness	Inches	Mil	Notes
0.127 mm	0.0050″	5 mil	Very common for antennas
0.203 mm	0.0080″	8 mil	Good for compact RF paths
0.254 mm	0.0100″	10 mil	LNA/PA front-end boards
0.508 mm	0.0200″	20 mil	Many GPS modules
0.762 mm	0.0300″	30 mil	Lower insertion loss
1.524 mm	0.0600″	60 mil	Large antennas or radar

Copper foil options include:

Copper Type	Standard Weight	Notes
ED Copper	½ oz, 1 oz	Best for general RF
Reverse-Treat Copper (RTF)	½ oz, 1 oz	Better for low-loss designs
Rolled Copper	Limited	Used for bending applications

RO3003™ Available Panel Sizes

Panel Size	Notes
12″ × 18″	Most common
18″ × 24″	Higher utilization
24″ × 36″	For mass production
Custom Cuts	By manufacturer

Panel selection strongly affects Rogers 3003 price because utilization changes final cost.

RO3003™ Impedance Control Data

Line Type	Result on 10 mil RO3003	Notes
50 Ω Microstrip	~23 mil width	Typical, depends on copper
75 Ω Microstrip	~12 mil width	Used in satellite links
100 Ω Differential Pair	8–10 mil / 8–10 mil spacing	Depends on copper thickness
90 Ω Diff Pair	10–12 mil	Common in RF front ends

For mmWave (60–86 GHz), designers often use:

Feature	Typical Value
Via Stub Target	< 6 mil
CPWG Gap	6–8 mil
Bends	Avoid sharp angles

RO3003™ Reliability Properties

Test	Result
Thermal Cycling	Excellent stability
IST Test	Low via fatigue
PTH Reliability	Stable with standard processes
Solder Float	No blistering
High-Temp Exposure	No resin cracking
Multi-Reflow Test	Stable after 3× lead-free reflow

RO3003 is widely used in 77 GHz automotive radar because it withstands large temperature swings without drift.

RO3003™ Comparison Against Other Rogers Materials

Parameter	RO3003	RO4003C	RO4350B
Dk	3.00	3.38	3.48
Df	0.0010	0.0027	0.0037
Moisture Absorption	0.02%	0.04%	0.06%
Thermal Conductivity	0.5 W/m·K	0.3 W/m·K	0.6 W/m·K
Dimensional Stability	High	Medium	High
Fabrication Difficulty	Low	Very low	Low
Cost	Highest	Lowest	Medium
Best For	Radar, mmWave	General RF	Telecom, WiFi, RF modules

RO3003™ Material Stack-Up Examples

1- Layer RF Antenna Stack-Up

Layer	Material
Top Copper	18 μm RTF
Dielectric	RO3003 10 mil
Ground Copper	18 μm RTF

2-Layer Balanced RF Module

Layer	Material
Signal Layer	½ oz copper
RO3003 Core	20 mil
Ground Layer	1 oz copper

Hybrid RF + Digital Stack-Up

Layer	Material
Top Copper	RF traces
RO3003	10 mil
Adhesive Layer	—
FR4 Prepreg	Standard
FR4 Core	Digital circuits
Bottom Copper	Ground / digital signals

If your next RF project involves RO3003 or other high-frequency laminates, our engineering team is ready to assist with simulations, stack-up proposals, prototype runs, and volume builds. You are welcome to contact EBest Circuit (Best Technology) for professional guidance and fast support as you move from concept to production.

Our teams support RF designers from the early stack-up stage through final production with careful engineering review, material guidance, and precise process control. Every PCB moves through certified systems, including ISO9001, ISO13485, IATF16949, and AS9100D, which gives customers confidence in long-term reliability.

What is Rogers PCB?

Rogers PCBs are renowned for their exceptional electrical performance. Compared to traditional FR-4 materials, Rogers materials offer a lower dissipation factor (Df), meaning they can maintain signal integrity at higher frequencies with reduced energy loss. This is critical for applications requiring precise data transmission such as 5G communications and millimeter-wave radars.

Rogers materials exhibit outstanding thermal stability. In high-temperature environments, these materials retain dimensional stability and mechanical strength, ensuring the reliability of PCBs under extreme conditions. For devices that need to operate stably over long periods, such as base stations or satellite communication equipment, this feature is especially important. Here is a comparison between Rogers materials and FR4.

Property	Rogers Material	FR4 Material
Dielectric Constant (Dk)	Low and stable (e.g. 2.2 – 3.5)	Higher and less stable (around 4.3 – 4.8)
Loss Tangent (Df)	Very low (as low as 0.0009)	Higher (typically ~0.02)
Signal Loss	Minimal, ideal for high-frequency applications	More signal loss at high frequencies
Frequency Performance	Excellent at RF/microwave frequencies (GHz range)	Poor performance above 1 GHz
Thermal Stability	Excellent (low Dk variation with temperature)	Moderate
Thermal Conductivity	Higher (improves heat dissipation)	Lower
Cost	High	Low
Material Composition	Ceramic-filled or hydrocarbon-based laminates	Woven glass epoxy resin
Application	RF, microwave, satellite, aerospace, radar, 5G	Consumer electronics, computers, industrial devices
Moisture Absorption	Very low	Higher
Impedance Control	Better and more predictable	Less accurate
Manufacturability	Requires experienced processing (different drilling etc.)	Easy to process using standard PCB methods

Moreover, Rogers offers a range of materials with different characteristics to cater to various application needs. From low-loss to ultra-high-frequency applications, customers can choose the most suitable material based on their specific requirements. This not only enhances design flexibility but also provides more solutions to address complex engineering challenges.

In the context of globalization, competition in the international market has intensified. Utilizing Rogers PCB materials not only elevates the technical content and competitiveness of products but also offers customers a superior service experience. With the widespread adoption of 5G technology and the development of the Internet of Things (IoT), the demand for high-performance PCBs will continue to grow, making Rogers a leader in this field.

Advantages of Rogers PCB

1. Superior High-Frequency Performance

Rogers PCBs offer excellent electrical performance at high frequencies. Their stable dielectric constant and low loss tangent minimize signal loss and dispersion, which is critical for RF and microwave applications.

2. Low Dielectric Loss

Rogers materials have very low Df (dissipation factor), reducing power loss during signal transmission. This makes them highly efficient for high-speed, high-frequency signal paths.

3. Excellent Thermal Management

Rogers laminates have better thermal conductivity compared to standard FR4, allowing for more efficient heat dissipation. This helps maintain performance in demanding temperature environments.

4. Stable Electrical Properties

Their dielectric constant remains consistent over a wide range of temperatures and frequencies, enabling precise impedance control and signal integrity in advanced circuit designs.

5. Low Moisture Absorption

Rogers materials absorb less moisture than FR4, making them reliable for outdoor, aerospace, or high-humidity environments.

6. Better Reliability for Harsh Environments

With high temperature resistance and chemical stability, Rogers PCBs perform well in aerospace, military, and industrial applications where standard FR4 may fail.

Rogers PCBs – The Ideal Choice for High-Speed Communication

Applications of Rogers PCB

1. RF and Microwave Circuits

Rogers PCBs are widely used in radio frequency (RF) and microwave communication systems, including antenna arrays, radar modules, and RF amplifiers.

2. 5G Infrastructure

Due to their low signal loss and excellent high-frequency characteristics, Rogers boards are ideal for 5G base stations, antennas, and network hardware.

3. Aerospace and Defense Systems

In aviation, satellites, and military electronics, Rogers PCBs provide the precision and durability needed for mission-critical communication and control systems.

4. Automotive Radar and ADAS

Modern vehicles use Rogers-based PCBs in advanced driver assistance systems (ADAS), radar sensors, and collision avoidance modules for reliable performance under extreme conditions.

5. Medical Imaging and Equipment

Rogers boards are used in MRI machines, RF ablation devices, and other diagnostic tools where consistent signal performance is crucial.

6. High-Speed Digital Circuits

In computing and telecommunications, Rogers materials support high-speed signal integrity for backplanes, routers, and high-frequency data transmission boards.

Conclusion

Rogers PCBs stand out globally due to their outstanding performance and broad applicability. Whether developing new communication devices or improving existing systems, choosing Rogers is a wise decision. Their commitment to innovation ensures they remain at the forefront of technological advancement, providing unparalleled solutions for tomorrow’s electronic challenges.

Best Tech is a very professional manufacturer in printed circuit board. If you are interesting to know more information for Rogers PCB and other high-speed signal transmission application for printed circuit board, please come to contact us at any time.

What substrate is Rogers RT Duroid 5880?

Rogers RT Duroid 5880 is a high-frequency laminate specifically designed for applications where precision and low signal loss are critical. The substrate is a composite material known for its excellent performance in RF and microwave circuits. It uses a PTFE (polytetrafluoroethylene) base reinforced with glass microfibers.

The use of glass microfiber ensures the material is durable but lightweight, making it suitable for applications in which weight is a factor. Its composition is perfect for projects where high-frequency signals are involved. From defense systems to automotive radar, RT Duroid 5880 is a reliable choice. It has become the go-to substrate for engineers and designers looking for efficiency, precision, and durability.

Rogers RT Duroid 5880 | High Frequency Rogers RO5880 PCB Manufacturer

Composition of Rogers RT/duroid 5880

RT Duroid 5880 is composed of PTFE (polytetrafluoroethylene) combined with glass microfiber. PTFE provides a low dissipation factor, which reduces signal loss. This is important for maintaining high performance in RF and microwave applications. Glass microfiber reinforces the material, make it stronger without adding unnecessary weight. The composition also includes copper cladding, which is typically laminated on both sides. The copper layer helps with conductivity, ensuring signals travel efficiently across the board.

The unique combination of PTFE and glass microfiber gives RT Duroid 5880 its excellent mechanical stability. It also minimizes the effect of temperature changes, which is critical for high-frequency circuits. As a result, the material can handle extreme temperatures without affecting the performance of the PCB.

RT/duroid 5880 Specifications

The following table highlights the important specifications of Rogers RT Duroid 5880. These specs reflect the high performance of RT Duroid 5880 for complex RF and microwave tasks.

Property	Value
Dielectric Constant (Dk)	2.20 (±0.02)
Dissipation Factor (Df)	0.0004 (measured at 10 GHz)
Thermal Conductivity	0.20 W/m/K
Operating Temperature Range	-55°C to +150°C
Water Absorption	0.02%
Volume Resistivity	1.7 x 10^9 MΩ·cm (minimum)
Surface Resistivity	1.4 x 10^8 MΩ (minimum)
Coefficient of Thermal Expansion (CTE)	46 ppm/°C (in X-Y axis)
Tensile Strength	10.3 MPa
Flammability	UL 94 V-0
Peel Strength	5.0 N/mm (after soldering)

RT/duroid 5880 Thickness

RT Duroid 5880 comes in various thicknesses. Engineers can choose the right thickness depending on their project’s needs. Rogers RT/duroid 5880 laminate is commercially available in sheet stock and roll stock forms in a range of thicknesses. Here’s a list of the standard thicknesses available:

Available sheet sizes:

304.8 x 457.2 mm
457.2 x 609.6 mm
609.6 x 914.4 mm

Standard thickness:

0.127 mm (5 mils)
0.254 mm (10 mils)
0.381 mm (15 mils)
0.508 mm (20 mils)
0.787 mm (31 mils)
1.524 mm (60 mils)
3.175 mm (125 mils)

Available roll widths:

304.8 mm
609.6 mm
1219.2 mm
Standard roll length: 76.2 meters
Thickness range: 0.127 mm to 1.575 mm

RO5880 RF PCB Advantages

Rogers RT Duroid 5880 has a lot of strengths when used in RF and microwave PCB projects:

Minimal Signal Loss

With a low dissipation factor of 0.0004, it reduces signal loss, which is very helpful for high-frequency systems like radar or satellite communications.

Strong Stability

It holds up well under temperature changes and in humid environments, keeping circuits running smoothly even in tough conditions.

Reliable Electrical Properties

The dielectric constant of 2.20 remains stable over a range of frequencies. This helps keep circuits working consistently without interference or signal issues.

Heat Tolerance

It withstands heat up to 150°C, making it a good choice for systems that need to handle higher temperatures.

Low Moisture Absorption

With only 0.02% water absorption, the material works well in damp environments. Outdoor systems like antennas benefit from this.

Ease of Manufacturing

The material is easy to work with during production, which keeps costs lower and speeds up manufacturing.

Chemical Resistance

The PTFE base resists damage from chemicals and solvents, making the material last longer in harsh environments like aerospace and industrial applications.

Typical Applications of High-Frequency PCB

High-frequency PCBs built with Rogers RT Duroid 5880 serve important roles across many industries:

Aerospace – used in radar, satellite, and navigation systems, RT Duroid 5880 supports reliable communication and tracking, even in high-pressure environments.

Telecommunications – in mobile networks, base stations, and antennas, high-frequency PCBs help maintain clear and fast data transmission, supporting the backbone of communication systems.

Medical Devices – MRI machines, wireless health monitors, and other equipment use high-frequency PCBs to keep medical data accurate and systems working seamlessly.

Defense – communication gear, and electronic warfare systems.

Automotive Systems – advanced driver assistance systems (ADAS) and vehicle radar depend on high-frequency PCBs for real-time data, making roads safer for everyone.

Satellite Communication – RT Duroid 5880 is frequently used in satellite systems where strong signal transmission over long distances is crucial for communication networks.

Common-Used High Frequency PCB Materials in EBest Circuit (Best Technology)

At EBest Circuit (Best Technology), we use a range of top-quality materials for high-frequency PCBs, depending on the project’s needs. Some of the most popular materials include:

Material	Dielectric Constant (Dk)	Loss Tangent (Df)	Key Features
Rogers RO4003C	3.38	0.0027	Low loss, excellent thermal stability, ideal for RF applications.
Rogers RO4350	3.48	0.0043	Low loss, high thermal conductivity, suitable for microwave applications.
RT/Duroid RO5880	2.94	0.0037	Very low loss, excellent performance at high frequencies, good for multilayer designs.
N4000-13	3.0	0.009	Good thermal stability, low moisture absorption, designed for high-frequency applications.
Taconic RF-60A	6.15	0.0027	High dielectric constant, low loss, suitable for low-loss RF and microwave applications.

Each material brings different strengths for specific applications, giving you the best options for your project.

Discuss Your High Frequency PCB Project with Us Today

If you have a high-frequency PCB project in mind, reach out to us. We’re experienced in creating high-quality PCBs that meet your exact specifications. Whether you need RF, microwave, or other types of high-frequency boards, we’ll make sure your project runs smoothly. Contact us at s ales@www.bestpcbs.com today, and we’ll help you turn your plans into reality.

What is High-Frequency PCBs?

What is High-Frequency PCBs? High frequency PCBs are specifically designed to operate at frequencies typically above 1GHz. These circuit boards play a crucial role in modern communication systems like satellite communications, radar, and wireless networks. The materials used in high-frequency PCBs are different from those in standard PCBs. While standard PCBs use FR4 material, high-frequency PCBs often require specialized materials like PTFE (Teflon) or Rogers material to reduce signal loss and improve overall performance.

The growing need for faster and more reliable communication across industries makes high-frequency PCBs essential for creating cutting-edge devices.

High Frequency PCB Materials

Click here to download Raw Materials of RF PCB.

Advantages of High Frequency PCB

Faster signal transmission

Better signal integrity

Enhanced thermal management

Low electromagnetic interference (EMI)

Application in emerging technologies

Improved precision in high-speed applications

What is the Frequency Limit for FR4 PCB?

FR4 is the most widely used material in standard PCBs due to its affordability and adequate performance for general applications. However, when it comes to high-frequency operations, FR4 has its limitations. The material can handle frequencies up to about 1GHz, but beyond this range, its performance starts to degrade significantly. High-frequency signals experience increased signal loss, dielectric losses, and electromagnetic interference (EMI) due to FR4’s higher dielectric constant (around 4.5) and poor thermal properties.

The limitations make FR4 unsuitable for more advanced applications like high-speed telecommunications, radar systems, and modern wireless technologies where signals operate in the gigahertz range. When designing PCBs that require frequencies beyond 1GHz, alternative materials like PTFE (Teflon) or Rogers laminates are recommended to maintain signal integrity and reduce losses.

How Do You Make High-Frequency PCB?

Creating a high-frequency PCB involves a few additional considerations compared to standard PCB designs. First, the choice of materials is critical. PTFE, Rogers, and other high-performance laminates are commonly used to ensure the PCB can handle high-frequency signals. Next, the board’s thickness, trace width, and layout need to be carefully calculated to avoid impedance issues. The key process including:

1. Material Selection

The first step is choosing materials that can handle high-frequency signals. Materials like PTFE, Rogers, or ceramic substrates are commonly used because they have lower dielectric constants, low dissipation factors, and better thermal stability. These materials ensure minimal signal degradation.

2. Controlled Impedance

High-frequency signals are sensitive to variations in impedance. Controlled impedance design ensures that the trace impedance matches the signal’s requirements, preventing reflection and signal distortion. This involves calculating the width and spacing of the traces and ensuring consistent dielectric properties across layers.

3. Multi-layer PCB

Multi-layer boards are often necessary for high-frequency applications to separate signals and reduce cross-talk. Ground planes are typically added to lower electromagnetic interference (EMI) and provide better signal grounding.

4. Short and Direct Signal Paths

Keeping signal paths as short as possible helps minimize signal loss and prevents unwanted interference. Traces that are too long or involve sharp bends can introduce delay and noise.

5. Shielding

In some cases, shielding techniques can be employed to prevent interference from other electronic components. This can include grounded planes, copper shields, or even encapsulating certain areas of the PCB.

High-frequency PCB design often requires sophisticated simulation tools. Software such as Ansys or Altium Designer helps predict how signals will behave on the board, allowing for adjustments to be made before fabrication.

What is the Highest RF Frequency?

In communication circuits, radio frequency (RF) bands cover a wide range of frequencies, typically starting from 20kHz up to 300GHz. The highest RF frequency currently used in commercial applications ranges from 100GHz to 300GHz, categorized as millimeter waves. These frequencies are essential for high-speed data transmission in technologies like 5G, radar systems, and advanced satellite communication. While developing PCBs that can efficiently handle such frequencies can be challenging, material innovations have made it possible.

What Are Some Important Considerations When Designing a PCB Layout for High-Frequency Circuits?

Designing a PCB for high-frequency circuits demands a careful approach to ensure signal integrity. The first thing to consider is the dielectric material. As previously mentioned, materials like Rogers or PTFE are preferred because they offer lower dielectric loss, which is crucial at higher frequencies. Trace layout is another critical factor. The length and width of the traces must be calculated to maintain impedance control, ensuring that signals don’t get distorted as they travel through the board.

1. Signal Integrity and Trace Layout

The layout of traces is a critical consideration in high-frequency PCB design. To maintain signal integrity, traces should be kept as short and straight as possible. Long traces can introduce delay, noise, and signal degradation. Additionally, sharp corners in trace routing should be avoided because they can lead to signal reflection and impedance discontinuities. Rounded or 45-degree bends are preferable to right-angle corners, which can cause unwanted signal interference.

2. Ground Planes and Layer Stack-Up

A solid, continuous ground plane is one of the most effective ways to reduce noise and EMI in high-frequency PCBs. Ground planes provide a low-impedance path for return currents and act as shields to prevent electromagnetic radiation from affecting other components. For multi-layer PCBs, having dedicated power and ground planes in the stack-up helps reduce noise and improves overall signal integrity.

3. Via Management

Vias introduce small inductances into the signal path, which can become problematic in high-frequency circuits. High-frequency signals are particularly sensitive to these inductances, and excessive use of vias can degrade signal quality. Designers should minimize the number of vias in high-frequency signal paths and use smaller, controlled-depth vias like microvias or buried vias to reduce parasitic effects.

4. Signal Isolation

High-frequency circuits often involve both analog and digital signals, and proper isolation between these signals is critical to prevent interference. Digital signals tend to generate high levels of noise, which can interfere with sensitive analog signals. To avoid this, analog and digital components should be physically separated on the PCB, with separate ground planes if possible.

5. Power Distribution and Decoupling

Stable power distribution is necessary to ensure that high-frequency components operate without interruptions. A decoupling capacitor should be placed near the power supply pins of each active component to filter out high-frequency noise and maintain a steady voltage. Multiple capacitors of different values (e.g., 0.1µF and 10µF) can be used in parallel to filter noise over a wide frequency range.

How Do You Avoid High-Frequency Interference in PCB?

Interference is a common issue in high-frequency PCBs, but it can be managed with the right design techniques. The most effective way to avoid high-frequency interference is by using a dedicated ground plane. This plane acts as a shield, helping to reduce EMI and cross-talk between different parts of the circuit. Shielding can also be applied to individual traces or components that are more susceptible to interference.

Ground Planes

A continuous ground plane is one of the most effective ways to reduce high-frequency interference. It acts as a shield and prevents unwanted noise from penetrating the circuit. The use of multiple ground planes in multi-layer PCBs can also provide better signal grounding.

Signal Layer Segregation

Isolating analog and digital signals helps to reduce interference between them. Analog signals are more susceptible to noise, so they should be kept separate from high-frequency digital signals.

Shorter Traces

Keeping traces short and direct minimizes the potential for signal loss or delay, and helps maintain signal integrity. The longer the trace, the more likely it is to pick up unwanted noise.

Minimize Via Usage

Excessive use of vias can create points of discontinuity in the signal path, leading to reflections and noise. If vias are necessary, they should be placed strategically and sparingly.

EMI Shielding

In some cases, it may be necessary to use EMI shields around particularly sensitive areas of the PCB.

Decoupling Capacitors

Adding decoupling capacitors between the power supply and ground helps to filter out high-frequency noise and maintain a clean signal.

What is the Difference Between High-Speed and High-Frequency PCB?

Though they may seem similar, high-speed and high-frequency PCBs serve different purposes. High-speed PCBs are designed to handle fast data transmission speeds, often used in applications like computing and networking. These PCBs focus on minimizing delay and ensuring signals reach their destination without distortion.

On the other hand, high-frequency PCBs are specifically optimized for circuits operating at high frequencies, often in communication systems. The emphasis here is on maintaining signal integrity across a wide frequency range. While both high-speed and high-frequency PCBs share common design principles, such as controlled impedance and signal integrity, the challenges they face differ. High-speed PCBs focus more on data transmission, while high-frequency PCBs deal with RF signals and the challenges of maintaining signal strength at higher frequencies.

How Do You Fix Frequency Interference?

If your PCB is experiencing frequency interference, there are several methods to fix the problem. One common approach is to improve grounding by using a continuous ground plane. This helps shield signals from external noise and interference. You can also add shielding to specific components or traces that are particularly susceptible to interference.

Adding filters at key points in your circuit can help block unwanted frequencies. For instance, a low-pass filter allows only low-frequency signals to pass through, blocking higher-frequency interference. You can also reduce trace lengths and maintain clean, direct paths for high-frequency signals. Finally, proper isolation of analog and digital circuits is crucial to prevent noise from leaking into sensitive areas.

What does FR4 stand for?

FR4 stands for “Flame Retardant 4”, also called FR-4 Epoxy Glass Cloth by PCB manufacturers. It is not a material name, but a material grade, so there are many types of FR-4 grade materials used in general circuit boards. But most are composites made with so-called Tera-Function epoxy resins plus fillers and glass fibers. FR4 is made from woven glass-reinforced epoxy resin. The typical composition of FR4 includes approximately 60% glass fabric and 40% epoxy resin by weight.

What is FR4 material in PCB? - EBest Circuit (Best Technology)

This composite material is known for its high mechanical strength and flame-retardant properties. The “4” in FR4 signifies the level of flame retardancy. It means the material is resistant to catching fire, which is critical in preventing electrical fires in electronic devices.

What are the classifications of FR4 materials?

FR4 materials are classified based on various properties and specifications to cater to different applications and requirements. These classifications help in selecting the right type of FR4 material for specific PCB needs. Here are the primary classifications of FR4 materials:

1. Standard FR4

Standard FR4 is the most commonly used classification. It offers a good balance of electrical insulation, mechanical strength, flame retardancy, and cost-effectiveness. Standard FR4 materials have a glass transition temperature (Tg) typically around 130°C to 140°C. They are suitable for general-purpose PCBs used in consumer electronics, industrial controls, and telecommunications equipment.

2. High Tg FR4

High Tg FR4 materials are designed for applications requiring higher thermal performance. These materials have a higher glass transition temperature, usually above 170°C. High Tg FR4 is used in applications where the PCB is exposed to higher temperatures, such as automotive electronics, aerospace, and high-power devices. The increased Tg provides better stability and performance at elevated temperatures. This is the high Tg FR4 PCB that we made before.

3. Low Dk FR4

Low Dk (Dielectric Constant) FR4 materials are used in high-frequency applications where signal integrity is crucial. So, we called it as “High-frequency FR4”. These materials have a lower dielectric constant, which reduces signal loss and improves signal transmission. Low Dk FR4 is often used in RF and microwave circuits, where maintaining signal integrity is essential.

4. High CTI FR4

High CTI (Comparative Tracking Index) FR4 materials have an improved resistance to electrical tracking. These materials are used in applications where the PCB is exposed to high voltages and harsh environments. High CTI FR4 provides better insulation and reduces the risk of electrical failure due to tracking.

5. Halogen-Free FR4

Halogen-free FR4 materials are designed to meet environmental and safety requirements by eliminating halogens. Which can be harmful if released during PCB manufacturing or disposal. These materials are used in applications where reducing environmental impact is a priority. Halogen-free FR4 offers similar performance to standard FR4 but without the use of halogenated flame retardants.

Benefits of using FR4 as PCB material

Excellent Electrical Insulation
High Mechanical Strength
Flame Retardancy
Moisture Resistance
Cost-Effectiveness
Thermal Stability
Ease of Fabrication

Properties of FR4 material

Property	Parameter
Vertical flexural strength	Normal State: E-1/150, 150±5℃≥340Mpa
Parallel layer impact strength	≥230KJ/m
Insulation resistance after water immersion (d-24/23)	≥5.0×108Ω
Vertical electrical strength	≥14.2MV/m
Parallel layer breakdown	≥40KV
Relative Dielectric Constant (50hz)	≤5.5
Relative Dielectric Constant (1mhz)	≤5.5
Dielectric Loss Factor (50hz)	≤0.04
Dielectric Loss Factor (1mhz)	≤0.04
Water Absorption (D-24/23, 1.6mm Thickness)	≤19mg
Density	1.70-1.90g/cm³
Flammability	FV0

What is the Difference Between IMS and FR4 PCB?

IMS (Insulated Metal Substrate) and FR4 PCBs serve different purposes. IMS PCBs are designed for applications requiring efficient heat dissipation. They have a metal base layer that helps manage heat more effectively than FR4. This makes IMS ideal for high-power applications like LED lighting.

On the other hand, FR4 PCBs are used in general electronic applications due to their balance of performance and cost. While IMS excels in thermal management, FR4 is preferred for its electrical properties and versatility.

What is the Cost of FR4 PCB Per Square Inch?

The cost of an FR4 PCB can vary based on several factors. These include the board’s thickness, the number of layers, and the complexity of the design. On average, the cost per square inch of FR4 PCB ranges from $0.10 to $0.50. However, this is a rough estimate. For a precise quote, it’s best to contact PCB manufacturers with your specific requirements. If you are searching for a PCB supplier, EBest Circuit (Best Technology) is here to waiting for you.

Why is Rogers Better Than FR4 Material?

Rogers material is often considered superior to FR4 in high-frequency applications. Here are some key reasons why Rogers might be chosen over FR4.

Lower Dielectric Loss
Higher Thermal Conductivity
Improved Dimensional Stability
Consistent Dielectric Constant
Superior Performance in High-Frequency Applications
Compliance with Stringent Industry Standards

What Material is Similar to FR4?

Several materials are similar to FR4 and can be used as alternatives. One such material is CEM-1, which is also a composite material made from epoxy and fiberglass. It offers good mechanical strength and electrical properties but is less flame retardant than FR4.

Another alternative is polyimide, known for its excellent thermal stability and flexibility. It is often used in applications requiring high-temperature resistance. However, polyimide is more expensive than FR4. For specific applications, materials like PTFE (Teflon) can also be considered, especially in high-frequency applications.

FAQs

1. Can FR4 be used in high-temperature applications?

FR4 can withstand moderate temperatures, but for high-temperature applications, materials like polyimide are preferred.

2. Is FR4 environmentally friendly?

FR4 is not biodegradable but can be recycled to some extent. Proper disposal and recycling methods should be followed.

3. How does the thickness of FR4 affect PCB performance?

The thickness of FR4 can impact the board’s mechanical strength and thermal dissipation. Thicker boards offer more durability but may also increase the cost.

4. Are there any disadvantages to using FR4?

FR4 has limitations in high-frequency and high-temperature applications. It is also less effective in thermal management compared to materials like IMS.

5. Can FR4 PCBs be used in flexible circuits?

FR4 is rigid and not suitable for flexible circuits. For flexible applications, materials like polyimide are used. But recently, EBest Circuit (Best Technology) developed a new product called “semi-flexible FR4 PCB”, its flex area is made by FR4 material.

Is FR4 RoHS Compliant?

Yes, FR4 is RoHS compliant. This means that it meets the regulations set by the European Union to limit the use of specific hazardous materials found in electrical and electronic products.

What is FR4 Tg?

The glass transition temperature (Tg) of FR4 is a critical property that indicates the temperature at which the material transitions from a hard, glassy state to a soft, rubbery state.

EBest Circuit (Best Technology) excels not only in PCB and assembly manufacturing, but also in offering top-quality PCB design services. Our professional engineering team is ready to support your innovation across various industries, including communications, healthcare, industrial, and consumer electronics. We welcome all the questions or inquiries from you.

What are the Main Features of Rogers Printed Circuit Board?

Rogers boards are made of a proprietary amide resin material, which gives them excellent dielectric properties, thermal stability and mechanical strength. Even in extreme working environments such as high temperature and humidity, high frequency and high speed, Rogers PCB board can maintain stable operation, showing its strong adaptability and reliability. Whether it is to improve the performance of electronic equipment, or to ensure the stability of the system, Rogers PCB board plays a vital role. Below are some main features and benefits of Rogers PCB.

Special substrates

Unlike traditional PCB materials based on glass fiber reinforced epoxy resins such as FR-4, Rogers PCBs are ceramic filled or based on high-performance substrates such as liquid crystal polymers (LCP), for example, RO4350B, RT/duroid series, TMM series and TC series. These substrates provide excellent electrical properties, such as low dielectric constant (εr) and low dielectric loss factor (Df), ensuring low signal loss and high-speed during transmission.

High frequency performance

Rogers PCB is particularly suitable for high frequency applications, because its material characteristics make the circuit board can maintain extremely low signal attenuation and stable electrical performance at operating frequencies up to tens or even hundreds of GHz. This makes them excellent in radar systems, satellite communications, 5G/6G network equipment, radio frequency identification (RFID) systems, high-speed data transmission interfaces (such as USB, PCIe) and other applications.

Temperature stability

Rogers material has excellent thermal stability and low coefficient of thermal expansion (CTE), which matches the thermal expansion rate of copper foil, helping to reduce the stress and deformation caused by temperature changes, ensuring the reliability of the circuit when working in a wide temperature range.

Mechanical strength and heat resistance

Due to the use of high-performance composite materials, Rogers PCB usually has high mechanical strength and good high temperature resistance, and can adapt to harsh environmental conditions and heat dissipation requirements.

Surface treatment

Rogers PCB can carry out a variety of surface treatments, such as gold plating, silver plating, organic welding film (OSP), etc., to meet the specific requirements of different applications for weldability, oxidation resistance, contact resistance, etc.

Multi-layer structure and fine traces

Rogers PCB can be made into single-layer to multi-layer structure, support high density interconnect (HDI) design, with fine lines (such as line width/line distance up to 0.3mm or smaller) and small aperture (such as 0.3mm), suitable for complex and precise high-frequency circuit design.

Low moisture absorption

Rogers material moisture absorption rate is very low, even in high humidity environment can maintain stable electrical performance, reduce the impact of moisture on dielectric properties, to ensure long-term reliability. In summary, Rogers printed circuit board is a high-end, professional-grade circuit board product, with its excellent high frequency characteristics, stable electrical performance, excellent temperature stability, and wide applicability, becoming the ideal choice to meet the demanding requirements of modern high performance electronic equipment and communication systems.

Why Use Rogers Printed Circuit Boards?

High frequency PCBs often need high performance with low signal losses, low electrical noise, or high board temperatures. To meet this need Rogers Corp. PCB materials are often used as they are cost effective vs. many of the alternatives. Here are some typical Applications for Rogers PCB:

All kinds of the Microwave equipment.

5G Cellular Base Station Antennas and Power Amplifiers

Automotive Radar and Sensors

RF Identification (RFID) Tags

Direct Broadcast Satellites for low noise block downconverter

Medical equipment such as monitoring instrument, cardiac pacemaker, MRI, etc.

Military and aerospace

Rogers series is often used in RF PCBs with frequencies 6+ GHz and in high heat applications that need ceramic laminates and low signal losses. It may also be used to minimize electrical noise to meet stringent performance requirements.

In our next blog from EBest Circuit (Best Technology), we are going to share more information about different material from Rogers PCB. pls follow us and if you want to know more about the Rogers PCB, warmly welcomed to visited www.bestpcbs.com or email us, it would be our great pleasure to answer all the questions for Rogers PCB.

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rogers pcb

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