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Metal Core PCBs

Metal Core Printed Circuit Board (MCPCB) is a type of printed circuit board that has a metal core, typically made of aluminum, copper, or steel, as opposed to the traditional fiberglass core found in most PCBs. The metal core serves as a heat sink, helping to dissipate heat generated by components more effectively than standard PCBs.

Here are some key features and advantages of Metal Core PCBs:

  • Thermal Conductivity: The metal core provides higher thermal conductivity compared to traditional PCBs, making MCPCBs suitable for applications where efficient heat dissipation is crucial. This is especially important for electronic components that generate a significant amount of heat.
  • Heat Dissipation: MCPCBs are commonly used in applications where heat dissipation is critical, such as in LED lighting, power supplies, automotive lighting systems, and high-power electronics.
  • Durability: The metal core enhances the mechanical strength and durability of the PCB, making it more resistant to physical stress and environmental factors.
  • Reduced Size and Weight: The improved thermal performance allows for the design of smaller and lighter electronic devices since the need for additional heat sinks or cooling solutions may be reduced.
  • Electromagnetic Interference (EMI) Shielding: The metal core in MCPCBs can also act as an effective shield against electromagnetic interference, providing improved EMI performance.
  • Applications: Metal Core PCBs find applications in various industries, including automotive, aerospace, telecommunications, and power electronics, where the combination of thermal performance and durability is crucial.

It's important to note that the choice between traditional PCBs and MCPCBs depends on the specific requirements of the electronic application. While MCPCBs excel in thermal management, they might not be necessary for every application, and the increased cost and complexity may not be justified in situations where heat dissipation is not a critical concern.

Our Metal Core PCBs

Technical Specifications Standard Non-standard
Materials used FR-4, FR4 (Tg 180) and Metal TG150-core Ceramin, PTFE
Input Media Gerber Data 274X, Gerber Data D, PCB File, DRL File Gerber Data 274X, Gerber Data D, PCB File, DRL File
Approvals IATF 16949:2016, UL94 - V0, ISO 9001:2015 IATF 16949:2016, UL94 - V0, ISO 9001:2015
Copper Thickness 12 μ to 140 μ Above 140 μ
Board Thickness 0.30 mm to 3.20 mm 3.2 mm to 4.5 mm
Minimum Hole Size (Finished) 0.25 mm 0.20 mm
Minimum Line Spacing 0.15 mm 0.125 mm
Minimum Line Width 0.15 mm 0.125 mm
Minimum Annular Ring 0.10 mm 0.075 mm
Maximum Panel Size 1200 X 508 1200 X 508
Minimum Solder Mask Dam 0.15 mm 0.10 mm
Hole Diameter Tolerence NPTH +/-0.05 mm +/-0.05 mm
Profile Routing Tolerence +/-0.20 mm ,+/-0.10
Aspect ratio 5.3:1 6.4:1
Surface Finish Lead Free HASL, Tin-lead HASL, and Lacquer ENIG
Solder Mask Colors Green, Black, White, Red, Yellow, Grey and Blue All other colours
Peelable mask Top, bottom or both sides Top, bottom or both sides
Electrical test 100% (Flying probe or fixture test) 100% (Flying probe or fixture test)
Quality Standards IPC-A-600 J / PERFAG IPC-A-600 J / PERFAG