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Aluminum PCB PCBA

Parameter Table for Aluminum PCB PCBA

Parameter Specifications
Substrate Material Aluminum core (Goldenmax GL11 or Guangzhou Aluminum) with dielectric insulation layer
Copper Thickness 0.5 oz (18 µm), 0.75 oz (25 µm), 1 oz (35 µm), or 2 oz (70 µm)
PCB Thickness 0.8–2.0 mm (standard options: 0.8/1.0/1.2/1.6/2.0 mm) with ±10% tolerance
Minimum Trace Width 8 mil (0.2 mm), but 10 mil (0.25 mm) recommended for reliable manufacturing
Minimum Trace Spacing 8 mil (0.2 mm), with 10 mil advised
Drilling Hole Diameter ≥1.0 mm (must not be smaller than PCB thickness)
Drilling Tolerance ±0.1 mm
Soldermask Type Photosensitive ink (standard for high precision)
Silkscreen Specifications Minimum width: 0.15 mm; minimum height: 1.0 mm
Max PCB Size Standard: 480 × 580 mm; extended: up to 580 × 1180 mm
Compliance Standards UL 94V-0 (flame retardant), RoHS, IPC-6012
Applications LED lighting, power modules, automotive electronics, industrial controls

 

An ​Aluminum PCB PCBA is a specialized printed circuit board assembly designed for ​high-power and high-thermal-performance applications, leveraging an aluminum core substrate for superior heat dissipation. These PCBAs feature ​0.5–2 oz copper layers (18–70 µm) to handle currents in demanding environments like LED lighting systems and automotive power controllers. The aluminum core, typically made from Goldenmax GL11 or Guangzhou Aluminum alloys, ensures mechanical stability and thermal conductivity, while ​photosensitive soldermask and precise drilling (±0.1 mm tolerance) enable reliable manufacturing. With a thickness range of ​0.8–2.0 mm and compliance with ​UL 94V-0 and ​RoHS, these boards are ideal for compact, high-efficiency designs requiring extended operational lifespans. Applications span renewable energy inverters, industrial motor drives, and consumer electronics, where heat management and durability are critical.

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