Posts Tagged ‘custom led pcb’

Custom LED PCB, Custom LED PCB Boards Manufacturer

星期二, 25 3 月, 2025

Custom LED PCB have revolutionized lighting solutions across industries, offering tailored performance for specialized applications. Let’s explores custom LED PCB from materials to manufacturing processes, helping you make informed decisions for your next project.

At Best technology, we focus on one stop solution PCB solution for custom LED PCB over 18 years. We support ODM and OEM customized LED PCB boards, and we have our own exclusive electronic supply chain, which can achieve low MOQ, multiple varieties, fast delivery, and professional engineers provide free technical services online one-to-one 24 hours a day. Welcome to contact us sales@bestpcbs.com if you have any request for custom LED PCB.

What Is LED PCB?

A ‌LED PCB (Light-Emitting Diode Printed Circuit Board)‌ is a specialized board designed to power and control LED arrays. Unlike standard PCBs, these boards prioritize ‌thermal management‌, ‌high-density layouts‌, and ‌optical precision‌ to maximize LED performance and lifespan. Custom LED PCBs are engineered to meet specific requirements such as brightness, color temperature, and environmental resilience.

What Are the Materials of LED PCB?

‌Aluminum Base-Excellent heat dissipation, cost-effective, best for automotive lighting.
‌FR-4-Low cost, standard insulation, best for Consumer electronics.
‌Ceramic Base-Ultra-high thermal resistance, best for aerospace systems.
‌Flexible Base-Bendable, lightweight design, best for wearables, curved displays.

What Are the Advantages of LED PCB?

High Reliability-Withstand extreme temperatures (-40°C to 150°C), humidity, and vibrations.
Superior Thermal Management-Aluminum and ceramic substrates dissipate heat 5-10x faster than FR-4, preventing LED degradation.
‌Design Flexibility-Custom shapes, sizes, and LED densities (up to 200 LEDs/sq. inch) for unique applications.
Energy Efficiency-Optimized circuits reduce power loss by 15-30% compared to traditional wiring.
Cost-Effective Scaling-Bulk production cuts costs by 40-60% for large orders.

What Are the Application of Custom LED PCB?

Here are main application of custom LED PCB:

Automotive headlights
Airport runway landing lights
Street lighting
Highway tunnel lighting
Photovoltaic (solar) lighting
Flashlights and lanterns
Traffic and signal lighting
Lighting in hospital operating rooms
High growth plant lighting

What Are the Types of Custom LED PCB?

Here are types of custom LED PCB board:

Single-layer PCB:‌

Features: Single-sided wiring, lowest cost, suitable for simple circuits‌.
Applications: Basic LED signs, small lighting modules‌.

‌Double-layer PCB:‌

Features: Double-sided wiring + via connection, support for medium-complexity circuits‌.
Applications: Smart home lighting, advertising light boxes‌.

‌Multi-layer PCB (4 layers and above):

Features: High-density wiring, integrated heat dissipation layer and signal layer‌.
Applications: Industrial-grade LED control systems, automotive smart headlights‌.

Manufacturing Process of Custom LED PCB Board

Aluminum substrate cutting‌: Cut aluminum substrate according to design size (heat dissipation optimization)
PCB manufacturing‌: Drilling → Copper deposition → Etching → Surface treatment (Spray tin/immersion gold)
SMT patch‌: Fully automatic patch machine solders LED chips, resistors, capacitors and other micro components
‌Surface protection: Coating green oil to protect the circuit to prevent oxidation and solder short circuit‌.
Surface treatment: Surface spray tin or immersion gold treatment to enhance welding performance and corrosion resistance‌
Plug-in welding‌: Manual/mechanical supplementary installation of large-size plug-ins (such as connectors)
‌ Functional test‌: Power on to detect LED brightness, color temperature and circuit stability
‌ Final inspection and shipment‌: Appearance inspection + packaging shockproof treatment

Custom LED PCB Boards Manufacturer

As a custom LED PCB boards manufacturer, Best Technology, establish on June 28, 2006, is a Hong Kong registered company whom focus on custom LED PCB boards manufacturing. We are dedicated to be your best partner of advance and custom LED PCB boards manufacturer. Here are more information about us:

Quality assurance both for our products and before/after-sales service.
Accept small order and mixed order, samples are welcomed.
Discounts are offered base on large order quantities with custom led PCB.
Great variety of LED PCB products with competitive price, welcome OEM and ODM.
Provide expedited custom LED PCB board prototyping service.

If you are interested in our service, welcome to contact us at any time.

FAQs of Custom LED PCB

1.How to improve heat dissipation in custom LED PCBs?‌

Use aluminum substrates with 2-3 oz copper layers and thermal vias.

2.What’s the minimum order quantity (MOQ) of custom led PCB?‌

Best Technology accept one piece MOQ for custom led PCB prototyping.

3.Can custom LED PCBs be repaired?‌

Yes, but rework costs often exceed replacement costs for high-density boards.

4.How much does a custom LED PCB cost?‌

Price range from $0.50-$20 per piece normal FR-4 board.

5.What’s the lifespan of custom LED PCBs?‌

Properly designed boards last 50,000-100,000 hours (5-11 years).

To sum up, that’s all about custom LED PCB. Start your project today by partnering with a certified PCB manufacturer to turn your design into reality.

What is PCB in LED?

PCB in LED refers to the printed circuit board that hosts light-emitting diodes (LEDs). The purpose of the PCB is to provide electrical connections for the LEDs and facilitate heat dissipation, which is crucial for maintaining their performance and longevity. LED PCBs can be made from various materials, but aluminum-based PCBs are often preferred due to their excellent heat dissipation properties.

How Do You Add LED to PCB?

Adding an LED to a PCB is a simple process, but it requires attention to detail. First, the LED components are placed on the board in a specific pattern. Then, the LED leads are connected to the copper traces on the PCB using soldering. The PCB design ensures that the correct electrical pathways are established, enabling the LED to light up when powered. The placement of the LEDs on the PCB also plays a crucial role in the overall performance, affecting light distribution and heat management.

How Do You Solder LED with PCB?

Soldering LEDs onto a PCB involves several key steps. Begin by preparing the PCB, ensuring the copper pads are clean and ready for soldering. Next, position the LED onto the PCB in the correct orientation. Using a soldering iron, heat the pad and the LED lead, applying solder to form a secure electrical connection. It’s important to avoid overheating the LED, as excessive heat can damage the component. For high-density PCBs, such as SMD (Surface-Mounted Device) LED PCBs, using a reflow oven or wave soldering can improve precision and efficiency.

How to Build an LED PCB Board Step by Step?

Building an LED PCB board involves several steps:

Design the PCB Layout: Use PCB design software to create the layout. Include positions for the LEDs and traces for electrical connections.

Choose the Right Material: Select materials based on heat dissipation needs. For higher power LEDs, consider using aluminum PCBs.

Etch the PCB: After printing the design onto a copper-clad board, use an etching process to remove excess copper, leaving behind the circuit traces.

Apply Solder Paste: For SMD LED boards, apply solder paste to the pads where the LEDs will be placed.

Place the LEDs: Position the LEDs on the pads using a pick-and-place machine or manually, depending on the complexity of the design.

Solder the LEDs: Use a soldering iron or reflow oven to attach the LEDs securely to the board.

Testing: Finally, test the board to ensure proper function. This includes verifying electrical connections and light output.

How Much Amperage Can LED PCB Handle?

The amount of amperage an LED PCB can handle depends on several factors, including the type of LED, the design of the PCB, and the materials used. A standard LED typically operates at around 20mA, but high-power LEDs may require more amperage. To ensure safety and optimal performance, it’s crucial to design the PCB to accommodate the required current, using larger traces or heat dissipation features when necessary. For example, a typical 12V LED PCB board may handle around 1 to 2A, depending on the number of LEDs and their power requirements.

What Materials Make Up a Flexible LED PCB (Flex Circuit)?

Flexible LED PCBs, often referred to as flex circuits, are made from a combination of flexible base materials like polyimide or polyester film, which allow them to bend and conform to various shapes. The base material is coated with a thin layer of copper, which forms the electrical pathways for the LEDs. To ensure durability, the PCB may also include protective layers such as solder mask and a topcoat. The flexibility of these boards makes them ideal for applications that require curved or compact installations, such as in wearable devices or automotive lighting.

What Are the Different Types of LED PCB?

Firstly, Classification Based On Substrate Material

A. FR4 Standard PCB

Characteristics: Low cost, mature technology, but poor heat dissipation.

Applications: Low-power LEDs (e.g., indicator lights, decorative light strips).

B. Metal-Based PCB (MCPCB)

Characteristics: Uses a metal layer (usually 1-3mm thick) for rapid heat transfer, preventing LED light degradation.

Applications: High-power LEDs (e.g., automotive headlights, industrial lighting, stage lighting).

C. Ceramic PCB

Characteristics: Ultra-high thermal conductivity, heat resistance, good insulation, but very high cost.

Applications: UV LEDs, laser diodes, aerospace lighting.

D. Flexible PCB

Characteristics: Flexible, thin, suitable for non-flat installations.

Applications: Curved screen backlighting, wearable devices (e.g., smart wristbands), automotive interior ambient lighting.

Secondly, Classification Based On Packaging Technology

A. SMD (Surface-Mount Device) LED PCB

Characteristics: Compact, suitable for automated production, supports high-density layouts.

Applications: LED TV backlighting, advertising displays, general lighting modules.

B. COB (Chip-on-Board) LED PCB

Characteristics: High luminous efficiency, no glare, low thermal resistance.

Applications: Photography light, surgical shadowless lights, high-lumen street lights.

C. HDI (High-Density Interconnect) PCB

Characteristics: Uses micro-holes and blind/buried vias for fine circuit traces, supporting complex circuit designs.

Applications: Mini/Micro LED display driver boards, ultra-thin lighting modules.

What Is the Difference Between White and Black PCB LED Strips?

When it comes to LED PCB strips, the color of the PCB itself can affect both aesthetics and performance. White PCBs are the most common, offering a clean, neutral look that works well with most environments. They also reflect light better, improving the brightness and efficiency of the LEDs. On the other hand, black PCB LED strips are often chosen for their sleek, modern appearance. The black surface absorbs more light, which can reduce the reflection of stray light, creating a more focused illumination. Additionally, black PCBs tend to provide better thermal management due to their heat-absorbing properties.

In summary, LED PCBs are integral to modern lighting technology, offering a wide range of possibilities for various applications. From designing your own 12V LED PCB to understanding the differences between aluminum and flexible types, there’s a lot to learn about this versatile component. Whether you need a custom LED PCB or are interested in SMD LED PCBs, the technology behind them continues to evolve, making it easier to integrate LEDs into a multitude of devices.

At Best Technology, we specialize in providing high-quality LED PCBs tailored to your specific needs. Our experienced team ensures that every product meets the highest standards, delivering efficient, long-lasting solutions. For details or inquiries, feel free to contact us at sales@bestpcbs.com.