Medical pcb technical requirements

Minimum line width/pitch: outer layer 3.0/3.0mil (completed copper thickness 30um), inner layer 3/3mil (1/3, 1/2OZ)

Minimum drilling: 0.15mm (mechanical drilling) / 3mil (laser drilling)

Minimum weld ring: 3mil

Minimum interlayer thickness: 2mil

Thickest copper thickness: 6 OZ

The largest size of the finished product: 600x800mm

Plate thickness: double panel 0.2-7.0mm multi-layer board: 0.4-7.0mm

Solder Mask: ≥0.08mm

Plate thickness ratio: 26:1

Plug hole capacity: 0.2-0.8mm

tolerance:

Metallized hole: ±0.075mm (limit ±0.05)

Non-metallic hole: ±0.05mm (limit +0/-0.05mm or +0.05/-0mm)

Shape tolerance: ±0.1mm (limit ±0.05-0.075mm)