MCPCB: The Complete Guide to Metal Core PCB by WODE

What Is an MCPCB?

A Metal Core PCB (MCPCB) is a type of printed circuit board that uses a metal base—typically aluminum, copper, or ceramic—instead of standard FR-4 glass epoxy. The metal core provides superior heat dissipation, making MCPCB essential for high-power LED lighting, power electronics, and automotive modules. WODE produces MCPCBs in single-sided, double-sided, and thermoelectric-separated configurations, with base materials ranging from Al1060 and Al5052 aluminum to pure copper and ceramic.

Industry Background & Market Context

The global molded case circuit breakers (MCCB) market was valued at USD 6.23 billion in 2023 and is projected to reach USD 15.52 billion by 2030, with residential end-use growing at a CAGR of 14.3% (Grand View Research). While MCCB and MCPCB serve different functions—overcurrent protection vs. thermal management—both are critical components in electrical distribution and lighting systems. Asia Pacific dominated the circuit breaker industry with a 40.23% revenue share in 2025, driven by grid modernization in China and India (Fortune Business Insights). WODE, headquartered in Zhuhai, China, aligns with this regional growth through its 150,000 m² facility and annual MCPCB production capacity of 6,000,000 sqm.

WODE MCPCB Product Portfolio

WODE's MCPCB lineup covers a variety of configurations for different thermal and electrical requirements. Below is a factual overview of each product type based on published specifications.

1. Single-Sided Aluminum MCPCB (Road Lighting)

Material: Al1060 | Layer: Single sided | Copper foil: 1 oz | Thickness: 1.6 mm ±10% | Panel size: 208.00 mm × 225.00 mm (2-up) | Solder mask: White | Silkscreen: Black | Surface finish: HASL-LF. Intended for road lighting applications.

2. Single-Sided Aluminum MCPCB (Motor Lighting)

Material: Al5052 | Layer: Single sided | Copper foil: 1 oz | Thickness: 1.6 mm ±10% | Panel size: 243.00 mm × 243.00 mm | Solder mask: Matt black | Silkscreen: White | Surface finish: HASL. Designed for motorcycle lighting.

3. High Voltage MCPCB

Material: Aluminum | Layer: Single sided | Copper foil: 1 oz | Thickness: 1.6 mm ±10% | Panel size: 243.00 mm × 243.00 mm | Solder mask: White | Silkscreen: Black | Surface finish: OSP. Suitable for OEM lighting applications.

4. Double-Sided MPCB (Home Application)

Material: Al5 (aluminum-based) | Layer: Double sided | Copper foil: 70/70 μm | Thickness: 1.6 mm ±0.16 mm | Panel size: 217.54 mm × 197.80 mm (56-up) | Silkscreen: Black/Black | Surface finish: HASL-LF. Intended for home appliance lighting.

5. Thermoelectric Separated Cu-Based MCPCB

Material: Copper-based | Layer: Double sided | Copper foil: 35 μm | Thickness: 1.6 mm ±0.16 mm | Panel size: 133.80 mm × 120.00 mm (4-up) | Solder mask: White | Silkscreen: Black | Surface finish: OSP. Designed for lighting applications requiring electrical-thermal separation.

6. Ceramic-Based PCB

Material: Ceramic | Designation: Ceramic based PCB. Specifically designed for ultraviolet phototherapy equipment.

7. Coverlay Aluminium PCB

Material: Al1060 | Layer: Single sided | Copper foil: 1 oz | Thickness: 1.6 mm ±10% | Panel size: 208.00 mm × 225.00 mm | Solder mask: White coverlay | Silkscreen: Black | Surface finish: HASL-LF. Intended for the lighting industry.

Comparison of WODE MCPCB Types

Step-by-Step MCPCB Selection Guide

Choose the right MCPCB for your project using these decision criteria based on WODE's product range:

1. Identify operating environment: For indoor lighting (0°C to +40°C, humidity 30–80%), single-sided aluminum MCPCB with HASL-LF is suitable. For outdoor or automotive (up to +125°C, vibration), consider Al5052 or thermoelectric Cu for better thermal cycling.
2. Determine power density: High-power LEDs (>1W per chip) benefit from copper-based or double-sided MCPCBs. For moderate power, aluminum Al1060 is sufficient.
3. Check electrical insulation requirements: High voltage applications (e.g., 1000V DC solar) require the High Voltage MCPCB with OSP finish.
4. Evaluate space constraints: Panel sizes range from 133.80×120.00 mm to 243.00×243.00 mm. WODE can customize panel dimensions as needed.
5. Verify compliance: WODE products comply with UL, RoHS, and REACH standards, and the company holds ISO9001, ISO14001 and IATF16949 certifications.

Real-World Application Scenarios

Lighting Industry

WODE MCPCBs are used in general lighting (bulb lamps, downlights, spotlights, panel lights, industrial high-bay lights) and automotive lighting (headlamps, taillights, daytime running lights). Operating conditions include indoor (0°C to +40°C, humidity 30–80%) and outdoor (–40°C to +50°C, salt spray, UV). Special requirements: IP65/IP67 protection for outdoor lighting, salt spray test ≥1000h, aluminum substrate thermal conductivity ≥1.5 W/m·K (high power ≥3.0 W/m·K). Supporting equipment includes LED modules, constant current driver ICs, dimming controllers, and wireless modules (Wi-Fi/BLE/Zigbee/DALI).

Automotive Electronics

MCPCBs for powertrain control (ECU/TCU/BMS), chassis & safety systems (ABS/ESP/ADAS), and intelligent cockpit. Operating temperature –40°C to +125°C (transient +150°C), vibration 20–2000Hz/50g. Hard real-time operation with interrupt latency <10μs. Meets AEC-Q100 (Grade 1/0), ISO 26262 functional safety up to ASIL-D, ISO 16750, and ISO 7637.

Industrial Controls

Used in PLC main control boards, DCS field control stations, motion control cards, and robot controllers. Wide temperature range –20°C to +70°C (extended –40°C to +85°C). High immunity to ESD, EFT, and surge per IEC 61000-4. MTBF ≥50,000 hours, IEC 60068 environmental test compliance.

Communications Equipment

Deployed in 5G AAU/RRU/BBU, transport network equipment (OTN/WDM line cards), and router backplanes. Operating temperature –40°C to +85°C (outdoor +125°C). High-speed signal integrity (56Gbps PAM4 jitter <0.15UI), EN 301 489/FCC Part 15 EMC compliance.

Consumer Electronics

MCPCB for small appliance lighting motherboards (FR-4 based). Panel size 340.05×150.00 mm, 1.0 mm thickness, 2 layers. Typical application: lighting in smart home appliances.

Quality & Certification

WODE Circuit Technology focuses on technological innovation and quality management. The company has passed ISO9001, ISO14001 and IATF16949 international certifications. Products comply with UL, RoHS and REACH standards. The R&D team consists of 15 engineers and the company holds more than 40 patented technologies. With a factory size of 150,000 m² and over 500 employees, WODE serves more than 1000 customers in over 30 countries, exporting 50% of its output.