Board-to-board unshrouded header, 20 positions
The 57102-F08-10U04LF is the 20-position member of Amphenol ICC's Minitek 2.00mm header line, a board-to-board unshrouded male pin header with 19 positions loaded. Rated 2 A at 200 V, the header carries gold-plated mating contacts on a 0.079" pitch and terminates through-hole with solder.
Position count and loaded positions
The 20-position dual-row header has one position unloaded, leaving 19 active circuits — the unloaded position may serve as a keying or polarization feature in the mating receptacle.