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
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