4-layer Flat Winding Pcb Posted By Corepcb -
China
Summary: board thickness 0 4mm 05 copper wt layer 2oz line space 5 5mil impedance ohm
4 Layer Hasl Finger Pcb Posted By tyj57575 -
China
Summary: 4 layer hasl finger pcb fr4 copper thickness 1oz board 1 6mm surface finished
6-layer Lead Free Pcb Posted By Corepcb -
China
Summary: line space 4 4mil hole 0 3mm solder mask green vias bga filled ink finish hasl