Electroplated nickel gold is much more frequently utilised on IC substrates (for example PBGA), primarily for binding gold wires and copper wires; but when electroplating C substrates, more conductive wires should be manufactured with the gold finger binding location ahead of electroplating. PCBs are more than simply their eco-friendly exterior. https://12-layer-automotive-centr95050.blogdanica.com/31165626/rumored-buzz-on-10-layer-5g-communication-pcb