crossorigin="anonymous"> 3 oz Copper PCB
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3 oz Copper PCB

Model Code: Metal core PCB
  • Supplier Type: 6-layer PCB
  • Substrate: FR-4
  • Plate thlCkness: 1.6mm
  • copper thickness 0.1mm
  • Minimum Line Width 0.065mm
  • surface treatment HASL
  • No MOQ or MPQ limited.
  • Daily quotes and negotiations.
  • Prototypes quotation within 3h.
  • Flexible payment options.
  • Prototype or mass production order acceptable.
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  • Project Info

Custom metal core PCBs (Printed Circuit Boards) are specialized circuit boards that have a metal core, typically made of aluminum or copper, instead of the traditional FR4 (Flame Retardant 4) or other standard substrates. These metal cores provide better heat dissipation and thermal management capabilities, making them suitable for applications that generate significant heat.

Here are some key points to understand about custom metal core PCBs:

  1. Construction: Metal core PCBs have a layered structure. The bottom layer is the metal core, followed by a dielectric layer, and then a copper layer where the circuit traces are etched. The dielectric layer acts as an insulator between the metal core and the copper layer.
  2. Heat Dissipation: The primary advantage of metal core PCBs is their ability to dissipate heat effectively. The metal core acts as a heat sink, drawing heat away from heat-generating components and spreading it throughout the metal layer. This feature is crucial for applications such as high-power LEDs, power electronics, automotive lighting, and other devices where thermal management is critical.
  3. Material Options: The most commonly used metals for metal core PCBs are aluminum and copper. Aluminum provides good thermal conductivity at a lower cost, making it suitable for many applications. Copper, on the other hand, offers higher thermal conductivity but is more expensive. The choice of metal depends on the specific requirements of the application.
  4. Dielectric Material: The dielectric layer in a metal core PCB provides electrical insulation between the metal core and the copper layer. Common dielectric materials used include epoxy-based thermally conductive materials or polyimide. These materials have good thermal conductivity while maintaining electrical isolation.
  5. Copper Layer: The top copper layer of a metal core PCB contains the circuit traces and is typically etched using standard PCB fabrication processes. The thickness of the copper layer can vary based on the design requirements and current carrying capacity.
  6. Design Considerations: When designing custom metal core PCBs, it is important to consider thermal management requirements, such as the placement of heat-generating components, the size and thickness of the metal core, and the selection of appropriate dielectric materials. The design should ensure efficient heat transfer and minimize thermal hotspots.
  7. Fabrication Challenges: Metal core PCBs can be more challenging to manufacture compared to standard PCBs due to the additional processes involved, such as bonding the metal core with the dielectric layer and ensuring proper thermal conductivity. Specialized PCB manufacturers with expertise in metal core PCBs can handle these challenges effectively.

Custom metal core PCBs find applications in various industries, including automotive, aerospace, lighting, power electronics, and high-power LED lighting systems. They offer improved thermal management, reliability, and performance in demanding environments where heat dissipation is crucial.

We accept all custom challenges, please believe we have the ability to complete it!
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Basic introduction

material FR-4 layers Level 6
copper thickness 1oz plate thickness 1.6mm
minimum aperture 0.1mm Minimum line spacing 0.065mm
Minimum Line Width 0.065mm surface treatment HASL

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No Matter What Kind Of Pcb Board You Want, Our Trained Designers Can Make lt lnAbout 10-12 Working Days. Emplovees Know The lmportance Of Deadlines, AndTheir Goal ls To Give You Top-Notch Results Within A Specified Time Frame.

Best Team

No Matter What Kind Of Pcb Board You Want, Our Trained Designers Can Make lt lnAbout 10-12 Working Days. Emplovees Know The lmportance Of Deadlines, AndTheir Goal ls To Give You Top-Notch Results Within A Specified Time Frame.

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