Aluminum PCB
1. Why the Aluminum Circuit Board?
With the development of electronic products, the heating problem of electronic components is becoming more and more prominent. firstly, This problem restricts some design solutions that are sensitive to heat dissipation. To solve this problem, the circuit board using metal as the substrate has become the primary choice. Secondly, As a material that dissipates heat quickly, is straightforward to manufacture, and has low cost, aluminum may be a good selection and therefore the most mature solution at the present. compared with copper-clad, the cost and the hardness are the key factors, it’s far more expensive.
Features of Aluminum PCB
1. Surface mount technology (SMT) is available;
2. Excellent thermal diffusion solution in the electronic design;
3. Reduce product operating temperature, improve product power density and reliability, and extend the product service life;
4. Reduce product volume, reduce hardware and assembly costs;
5. Replace fragile ceramic substrates for better mechanical durability.
6. Widely source and supply chain.
Stacks up of Aluminum PCB
2. Manufacturing capability
Specification | Capabilities |
---|---|
Material | Bergquist, NRK, QingXi.BoYu |
Finishing | HAL(lead free), ENIG,OSP,immersion Sn |
Max Panel Size | 800 mm x 480 mm |
Min Panel Size | 5 mm x 5 mm |
Min Trace and Spacing | 0.1 mm |
Bow and Twist | 0.075 % |
Laminate Thickness | 0.8 mm – 4.5 mm |
Copper Thickness | 1oz,2oz,3oz,4oz |
Tolerance of Outline | +/-0.15 mm |
Copper in hole | 18um – 25um |
Min hole size | 0.8 mm |
Thermal Conductivity | 1 W/MK – 4 W/MK |
Type of Aluminum clad | 1060, 3003, 5052 |
Breakdown Voltage | up to 6 K |
3. UL Certified Aluminum PCB
Our Aluminum circuit board products are UL certified. and qualified with IPC 6012 Class2.
4. Applications of the Aluminum PCB
Most of the Aluminum PCB (MCPCB) is used in LED lighting industries, they include street lighting, growing light, Auto front light, and rear light.
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