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Metal Core PCB, also called MCPCB or thermal PCB, is printed circuit board that use metal material as the heat spreader portion
of pcbs.
The use of base metals in the MCPCB in stand of FR4 or CEM3 can dissipate heat away from critical board components and to
less crucial areas such as metallic core or the metal heatsink backing.
In general, metal core PCB can be divided into aluminum (aluminum core PCB), copper (copper base PCB) and Iron
(Iron base PCB). The most common is an aluminum core PCB.
MPCBs are widely used in following application
Street safety applications (streetlights, lighting, etc.)
LED lighting applications
System automotive LED applications
Power converters: telecom, industrial, high voltage regulator, power supplies
Hybrid/electric motor control applications
The advantages of MCPCBS are
Great heat management during assembly of PCB
Metal core PCBs transfer heat 8 to 9 times faster than FR4 PCBs
Better cooling
Please click Aluminum based pcb to visit alumium sample
For Laird material pcb, please visit Laird PCB
For Bergquist material pcb, please visit Bergquist pcb
For China aluminum sample, please visit China aluminum pcb
Sample of cu base material can be seen on Cu based PCB
Sample of Iron products can be seen on Iron based PCB
Capability Lists for Aluminum Based PCB
Item | Parameters |
Material model | Aluminum base PCB |
Material suppliers | Bergquist、China Brand、Laird、ITEQ, Cu Material,Iron Material |
Layers | 1 2 4 |
Board thickness | 0.3 - 5.0mm |
Copper thickness | 35um - 240um |
Dielectric thickness | 60um 120um 180um |
Heat resistance | 0.05℃/W 0.2℃/W 0.4℃/W 1.7℃/W |
Minimum line width | 0.10mm |
Minimum line gap | 0.10mm |
Minimum hole size | 0.80mm |
Maximum board size | 610mm * 460mm |
Minimum board size | 5mm * 5mm |
Solder Mask | Photographic Solder Mask |
Hot-Solder Mask | |
UV solder Mask | |
Surface treatment | OSP |
Immersion Gold | |
HAL Lead Free | |
Immersion Tin | |
Immersion Silver | |
Performance test | Fixture E-Test |
Flying Probe E-test | |
Outline profile | Punching、CNC、V-cut |
Dimension tolerance | ±0.10mm |
Warp and Twist | ≤0.5% |