Four-layer power board/PCBA design

Name: Four-layer power board/PCBA design

Sheet: IT180, F4BM, FR4, FR1-4, etc.

Designable layers: 1-32 layers

Minimum line width and line spacing: 3mil

Minimum laser aperture: 4mil

Minimum mechanical aperture: 8mil

Copper foil thickness: 18-175цm (standard: 18цm35цm70цm)

Peel strength: 1.25N/mm

Minimum punching hole diameter: single side: 0.9mm/35mil

Minimum hole diameter: 0.25mm/10mil

Aperture tolerance: ≤φ0.8mm±0.05mm