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High Thermal Conductivity Aluminum Base Copper Clad Laminate Using For Led And Pcb
MCPCB, Metal Core PCB, thermal PCB
In recent years, LED industry has been rapidly developed, but the problem of heat dissipation has been puzzling the application and development of LED, especially high-power LED in the field of lighting.
The application of metal substrate provides a new way to solve the heat dissipation of LED effectively.
Metal core pcb is abbreviated as MCPCB, it is made of thermal insulating layer, metal plate and metal copper foil, which has special magnetic conductivity, excellent heat dissipation, high mechanical strength and good processing performance.
For metal core base material, there is aluminum and copper base materials.
Aluminum substrate is a kind of metal-based copper clad plate with good heat transferring and dissipation function.
Copper substrate has better performance than aluminum, but its price is relatively more expensive than aluminum.
Metal core PCB type | Normal single sided Aluminium based pcb, Double sided Aluminum pcb, FR4+Aluminium mixed backed circuit boards, Chip on board LED Alumnum pcb or copper pcb (COB MCPCB), Copper substrate pcb, LED PCB; |
Board Material | Bergquist Aluminium material, Aluminum Base,Copper Base |
LED PCB Max Dimension | 1900mm*480mm |
Min Dimension | 5mm*5mm |
Min Trace& line spacing | 0.1mm |
Warp & Twist | <0.5mm |
Finished MPCB Thickness | 0.2-4.5 mm |
Copper Thickness | 18-240 um |
Hole Inner Copper Thickness | 18-40 um |
Hole Position Tolerance | +/-0.075 mm |
Min Punching Hole Diameter | 1.0mm |
Min Punching Square Slot Specification | 0.8mm*0.8mm |
Silk Prints Circuit Tolerance | +/-0.075 mm |
Outline Tolerance | CNC:+/-0.1mm; Mould:+/- 0.75mm |
Min Hole Size | 0.2 mm (No limitation in Max hole dimention) |
V-CUT Angle Deviation | +/-0.5° |
V-CUT Board Thickness Range | 0.6mm-3.2mm |
Min Component Mark Character Style | 0.15 mm |
Min Open Window for PADs | 0.01mm |
Solder Mask color | Green, White, Blue, Matte black, Red. |
Surface Finishing | HASL, OSP, HASL LF, ENIG, ENEPIG (Electroless Nickel Electroless Palladium Immersion Gold) |
layer/m² | S<1㎡ | S<3㎡ | S<6㎡ | S<10㎡ | S<13㎡ | S<16㎡ | S<20㎡ | S<30㎡ | S<40㎡ | S<50㎡ | S<65㎡ | S<85㎡ | S<100㎡ |
1L | 4wds | 6wds | 7wds | 7wds | 9wds | 9wds | 10wds | 10wds | 10wds | 12wds | 14wds | 15wds | 16wds |
2L | 4wds | 6wds | 9wds | 9wds | 11wds | 12wds | 13wds | 13wds | 15wds | 15wds | 15wds | 15wds | 18wds |
4L | 6wds | 8wds | 12wds | 12wds | 14wds | 14wds | 14wds | 14wds | 15wds | 20wds | 25wds | 25wds | 28wds |
6L | 7wds | 9wds | 13wds | 13wds | 17wds | 18wds | 20wds | 22wds | 24wds | 25wds | 26wds | 28wds | 30wds |
8L | 9wds | 12wds | 15wds | 18wds | 20wds | 20wds | 22wds | 24wds | 26wds | 27wds | 28wds | 30wds | 30wds |
10L | 10wds | 13wds | 17wds | 18wds | 20wds | 20wds | 22wds | 24wds | 26wds | 27wds | 28wds | 30wds | 30wds |
12L | 10wds | 15wds | 17wds | 18wds | 20wds | 20wds | 22wds | 24wds | 26wds | 27wds | 28wds | 30wds | 30wds |
14L | 10wds | 16wds | 17wds | 18wds | 20wds | 20wds | 22wds | 24wds | 26wds | 27wds | 28wds | 30wds | 30wds |
16L | 10wds | 16wds | 17wds | 18wds | 20wds | 20wds | 22wds | 24wds | 26wds | 27wds | 28wds | 30wds | 30wds |
Single Layer Metal Core PCB Stack up
Double Layer Metal Core PCB Stack up
Multilayer Metal Core PCB Stack up
FQA
1. What is the thickness of a metal core PCB?
The thickness of the metal core in a PCB substrate is typically 30
mil - 125 mil, but thicker and thinner boards are possible.
2. What are the advantages of metal core board?
Metal core boards transfer heat 8 to 9 times faster than FR4 PCBs.
These metal core laminates keep heat-generating components cool by
dissipating heat faster.
3. What is a metal core PCB?
A metal core printed circuit board (MCPCB) is a printed circuit
board that contains base metal materials.
The core is designed to transfer heat away from components that
generate a lot of heat.