Type D Vertical Male for Backplanes Series 8077 • 176 signal contacts plus 44 ground shield contacts in 8+2 x 25 position configuration • Center cavity with keying option (uses 3 positions) • Prealignment guides • Designed for gas tight press-fit installation • See pages 52 and 53 for keying options • This connector can be used by itself or in conjunction with Style E or F connectors • Twelve different contact styles available for customizing connector to exact specifications (see page 58) LEAD-FREE COMPATIBLE COMPONENT 17 8077 220 501 XXX+ = 176 signal contacts and 44 ground contacts, Short Tail, L2,3 17 8077 176 503 XXX+ = 176 signal contacts, no ground contacts, Short Tail, L2 XXX = Plating Code 833 863 Contact Area 0.1µm min. Au.65µm Pd/Ni 0.76µm min. Au Press-fit Area 1.5-3.0µm Sn 1.5-3.0µm Sn Under Coat 1.2-3.0µm Ni 1.2-3.0µm Ni 2.0 TYP. 2 x 9 = 18.0 50.0 MAX. 13.45 2.0 TYP. 2 x 10 = 20.0 2 x 10 = 20.0 501 4.5 2 x 24 = 48.0 RECOMMENDED P.C. BOARD LAYOUT (COMPONENT SIDE) 2 3.5 3 CONTACT DETAIL 42 11.3 +0.2 -0 CONTACT AREA 3.5 9.8 +0.2 -0 CONTACT AREA 503 P.C.B. 2.0 ±0.1 TYP. 2 x 10 = 20.0 ±0.1 2 x 12 = 24.0 ±0.1 Ø2.0 ±0.1 2 x 14 = 28.0 ±0.1 HOLE 2 x 24 = 48.0 ±0.1 220 -Ø0.6 ±0.05 HOLE 2 x 9 = 18.0 ±0.1 2.0 ±0.1 TYP 21.4