QFSS-078-04.25-L-D-A

F-217 QFSS–078–04.25–L–D–A QFSS–052–04.25–L–D–PC4 QFSS–026–04.25–L–D–A (0.635 mm) .025" QFSS SERIES SHIELDED GROUND PLANE SOCKET SPECIFICATIONS For complete specifications and recommended PCB layouts see www.samtec.com?QFSS Board Mates: QMSS PROCESSING RECOGNITIONS Increased insertion depth for rugged applications Standoffs: SO 11 mm Stack Height Insulator Material: Liquid Crystal Polymer Contact, Ground Plane & Shield Material: Phosphor Bronze Plating: Au over 50 µ" (1.27 µm) Ni (Tin on Ground Plane tails) Voltage Rating: 300 VAC mated with QMSS Operating Temp: -55 °C to +125 °C RoHS Compliant: Yes Lead–Free Solderable: Yes SMT Lead Coplanarity: (0.10 mm) .004" max (026-078) Board Stacking: For applications requiring more than two connectors per board, contact ipg@samtec.com Standard shield grounding is GSSSSG. Application Specific options available. • Increased insertion depth • Integral guide post (1.30 mm) .051" NOMINAL WIPE HIGH-SPEED CHANNEL PERFORMANCE 17 QMSS-DP/QFSS-DP @ 11 mm Mated Stack Height Rating based on Samtec reference channel. For full SI performance data visit Samtec.com or contact SIG@samtec.com QFSS Single-Ended Signal routing G b p s PINS PER ROW NO. OF PAIRS PLATING OPTION 04.25 A TYPE For complete scope of recognitions see www.samtec.com/quality –L –026, –052, –078 ALSO AVAILABLE –016, –032, –048 (MOQ Required) • Headers without Alignment Pins • 8 Power Pins/End • 4 or 8 Power Pins/End for (2.36 mm) .093" thick board • Guide Holes • 64 (-DP) and 104 pins per row Contact Samtec. (16 pairs per bank = –D–DP) APPLICATION QMSS Some lengths, styles and options are non-standard, non-returnable. OTHER SOLUTIONS 01 (0.89) .035 (0.10) .004 (7.06) .278 –D (1.02) .040 DIA 02 No. of Banks x (21.34) .840 + (12.87) .507 (7.44) .293 (8.13) .320 –D–DP (2.00) .07874 Notes: Patented –D–DP = Differential Pair (8.13) .320 (0.23) .009 = 4 Power Pins/End (N/A with –A) (Tin on Signal Pin tails, and Ground Plane tails) QFSS (11.00) .433 = Single-Ended No. of Banks x (21.34) .840 + (1.02) .040 (2.10) .083 (21.34) .840 02 (0.635) .025 –PC4 –D = 10 µ" (0.25 µm) Gold on Signal Pins, Shield and Ground Plane (52 total pins per bank 40 signals + 12 grounds to shield = –D) FILE NO. E111594 OTHER OPTION 01 (2.54) .100 See SO Series for precision machined standoffs. (1.78) .070 (2.54) .100 –PC4 OPTION WWW.SAMTEC.COM Due to technical progress, all designs, specifications and components are subject to change without notice.