Full descriptions
DF40C-100DS-0.4V is a 20 Gbps high-speed, ultra-low profile surface-mount (SMD) board-to-board receptacle by Hirose (DF40 Series), featuring 100 gold signal pins (2 rows x 50 positions) with a fine 0.4 mm pitch, a 1.45 mm profile height (1.5 mm mated stack height), and no metal retention tabs; rated for 0.3 A per pin, 50 VAC/DC, and an operating temperature of -55°C to +85°C.