Four-layer fiberglass board
Parameters
Layer number：4 level
Plate thickness：1.20mm
Minimum aperture：ψ0.25mm
Minimum line width：0.1mm
Minimum line spacing：0.1mm
Copper thickness：Inner layer：35μm Outer layer：18μm
Impedance requirements：Difference：90Ω±10%
Weld Resistance Color：Green
Process
OSP
Application Area
Medical and health work
