# LED Street Light PCB Design & Manufacturer

_Published: 2025-04-02_

Table of Contents

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- What Is LED Street Light PCB?
- What Are Advantages of LED PCB Street Light?
- Why Choose Aluminum PCBs for Power LED Street Light Design?
- How to Design LED Street Light PCBs for Better Heat Dissipation?
- How to Design LED Street Light PCB to Reduce Production Cost?
- How to Select a Trusted LED Street Light PCB Manufacturer?
- What Factors Affect LED Street Light PCB Pricing?
- FAQs of LED Street Light PCB Manufacturing

Are you looking for a LED street light PCB manufacturer with design service? Let’s learn more about advantages, design processes of LED street light PCB, and how to design it for better heat dissipation and lower cost, as well as how to select a good LED PCB supplier.

EBest Circuit (Best Technology) specialize in **[LED street light PCB](https://www.bestpcbs.com/blog/2025/04/led-street-light-pcb-design-manufacturer/)** design and manufacturing over 18 years. We use a fully **automated SMT production line** and** AOI/X-ray inspection system**, and has imported YAMAHA patch machines to ensure that the LED street light PCB patch accuracy can reach **±0.035mm**, and the mounting speed can reach **95,000 points/h**. Based on the 30W+ high-power heat dissipation requirements, the design end can **customize the 2oz copper substrate stack** and honeycomb thermal conductive hole structure, and the measured full-load temperature rise is controlled within 12°C. Passed -40°C~85°C batch-level cycle test and RoHS compliance certification, the light decay rate is ≤2.8% for 1,000 hours. Supports 15-day standard delivery and 7-day **expedited delivery**. If you have any request for LED Street Light PCB, please feel free to contact us: [sales@bestpcbs.com](mailto:sales@bestpcbs.com)

## What Is LED Street Light PCB?

**[LED street light PCB](https://www.bestpcbs.com/blog/2025/04/led-street-light-pcb-design-manufacturer/)** (Printed Circuit Board) is a specialized circuit board designed to power and control LED arrays in outdoor lighting systems. Unlike conventional PCBs, these boards are engineered to endure harsh environmental conditions, including extreme temperatures, humidity, and vibration. They integrate LEDs, drivers, thermal management components, and smart sensors into a single robust platform, ensuring stable operation over decades.

[https://www.bestpcbs.com/blog/wp-content/uploads/2025/04/main.jpg](https://www.bestpcbs.com/blog/wp-content/uploads/2025/04/main.jpg)

## What Are Advantages of LED PCB Street Light?

LED street light PCBs offer multiple technical advantages:

- Enhanced Thermal Management‌ – Aluminum-based structures with thermally conductive dielectric layers efficiently dissipate heat, preventing overheating and extending component lifespan.
- Electrical Insulation‌ – The dielectric layer isolates circuitry from the aluminum substrate, ensuring operational safety.
- High-Density LED Layout‌ – Flexible PCB designs enable dense LED arrangements for uniform illumination without visible light spots.
- Durability in Harsh Environments‌ – Heat-resistant materials and robust construction adapt to outdoor temperature fluctuations and mechanical stress.
- Energy Efficiency‌ – Low-voltage operation and optimized thermal design reduce power consumption while maintaining brightness.

[https://www.bestpcbs.com/blog/wp-content/uploads/2025/04/Advantages.jpg](https://www.bestpcbs.com/blog/wp-content/uploads/2025/04/Advantages.jpg)

## Why Choose Aluminum PCBs for Power LED Street Light Design?

Aluminum PCBs are ideal for power LED street light design due to:

- Superior Heat Dissipation‌ – Aluminum substrates rapidly transfer heat from LEDs, preventing thermal degradation and ensuring stable performance.
- High Thermal Conductivity‌ – Direct heat transfer via the metal core minimizes hotspots, critical for high-power LED longevity.
- Mechanical Durability‌ – Resists warping, vibrations, and corrosion, maintaining structural integrity in extreme outdoor conditions.
- Electrical Isolation‌ – Integrated dielectric layers prevent short circuits while enabling efficient thermal transfer.
- Lightweight & Compact‌ – Simplifies fixture design and installation without compromising heat management.
- Cost-Effective Lifespan‌ – Reduces maintenance and replacement costs by extending LED and driver life.

[https://www.bestpcbs.com/blog/wp-content/uploads/2025/04/alu-design-1.jpg](https://www.bestpcbs.com/blog/wp-content/uploads/2025/04/alu-design-1.jpg)

## How to Design LED Street Light PCBs for Better Heat Dissipation?

To design LED street light PCBs for optimal heat dissipation:

**1. Material Selection**‌

- Use ‌aluminum substrates‌ (e.g., 6063-T5 alloy) with ≥2.0 W/m·K thermal conductivity for direct heat transfer‌.
- Prioritize ‌2oz+ copper layers‌ for high-current traces to minimize resistive heating‌.

**2. Layout Optimization**‌

- Cluster high-power LEDs centrally with ≥5mm spacing between COB modules to prevent thermal overlap‌.
- Route traces with ‌4-6mm width‌ for 3A+ currents and avoid right-angle bends to reduce impedance‌.
- Place drivers/ICs ≥15mm from LEDs and orient parallel to airflow direction‌.

**3. Thermal Structure Design**‌

- Implement ‌0.3-0.5mm thermal vias‌ filled with conductive epoxy under LED pads (≥20 vias/cm²)‌.
- Integrate ‌4-6mm thick aluminum heat sinks‌ with fin density of 8-12 fins/inch, directly bonded to PCB‌.
- Apply thermal pads (3-5 W/m·K) between PCB and housing with 0.1-0.3mm thickness‌.

**4. Process Enhancements**‌

- Use reflow soldering with peak temps ≤260°C to prevent dielectric layer degradation‌.
- Design tear-drop copper connections at solder joints to reduce mechanical stress‌.
- Apply immersion silver finish (0.2-0.3μm) on traces for optimal thermal radiation‌.

**5. Verification & Testing**‌

- Maintain ≤85°C junction temperature with 25°C ambient in thermal simulations‌.
- Achieve