20-Pin SMT Header – Board Layout Fit
The 54202-G0810LF: The 0.100" insulation height and 0.230" mating pin length give a board-to-board stack height around 0.330" when mated with a standard female socket.
Current, Plating, and Contact Duty
The post finish is tin (100 µinch), which solders cleanly to the PCB pad but is not rated for repeated unmating — the gold is only on the mating interface.
