Technical Specifications Technical Data Series 8251 8352 8275 8281 8381 Basic grid 100 (2 54) x 100 (2,54) Insertion Force 1-6 02 per contact Withdrawal force 75 oz min. per contact Contact resistance 12 millonms max for gold plating Current rating 3 amperes continous current shall not cause a temperature rise greater than 30C above ambient insulation resistance 5,000 megohms min at 500 VDC Dielectric withstanding voltage 1,000 VAC ms at sea level Operating temperature -55C to + 105C insulator material Thermoplastic polyester, 94 V-O, UL rated Socket contact material Phospher bronze Pin contact material Phospher bronze Wrap post dimension 025 x 025 Push-out force of post in insulator 8251-3 Ibs , 8352 - 2 lbs , Straight post headers - 3 Ibs , Compliant post headers - 1 Ib Contact plating Gold over nickel (see table this page) tin/lead Design Aids 164 Wipe Length 318 Post Length From Bottom of Board Slot -100 2 Post Length Paraliel Boards .318 Post Length 158 Wipe Length | Tepe b Consult factory for additional plating Me 9005715 0000211 275 -060 N ol Wipe 400 .100 100 Length Max. Post Length .300 Min. Recommended Post Length .170 STANDARD xX Y Z *This dimension can be accommodated Features to any size between 450 max. and 265 Pin Stop. 265 365 | 178 | 240 | min Tooling charges may apply Consult Preload - eieetaee alignment eS 335 435 | .168 | 300 | factory for details. PLATING DESCRIPTION U.L Recognized MATING AREA 30 Gold 15 Gold 90/200 Tin Lead ognize TAIL AREA Flash Flash 00/200 Tin Lead E27610 (M) Receptacle SERIES 8251 Horizontal Dual Row MATING AREA CLOSED ENTRY CONTACTS PRE-LOADED FOR POSITIVE ALIGNMENT Ordering Code SERIES NUMBER NUMBER OF CONTACTS 004 thru 130 CONTACT CODE 000 VARIATION CODE PLATING DFSCRIETION Mating 30 15 my Area Gold Gold Se nae Tail Gold Gold 400-200 co + 400-200 - Area Flash Flash Ps tinct fh Ti-Lead | T VARIATION CODE NUMBER TAR ene H 024 807 ee eae ee 115/ 2.92 025 808. Ate, BR7. 150 / 3.81 Additional plating and tail lengths available. Consult factory. Cc 065 100 165 A EQUAL SPACES @ 516, =B 180 00 rs Fy TO MATING oa Log 8 HEHE) PRReew HA) S) FA) GR) A) i | i 010 sanvort 070 178 076 = | + PC BOARD sie SECTION F-F Ml Recommended for standard applications Available through ELCO franchised distributors we 9005715 ooo022e 053 a |4 Receptacle SERIES 8251 Horizontal Dual Row rosmions| A | B | C posmons| A | B | C "osmons| A | B | C 10 4 1016 13.46 52 25 53 60 Be. 50 92 45 1430 760 2 | 8 | iat | s600 st | 26 | Bsoa | boss of 8 | ieee | t20 14 '@ | 8 | sea | 1054 55 | 27 | fave | rae % | 47 | soge | t2068 8 | 7 | aye | er08 sa | ze | FA | om 98 | iznae | 2520 18 8 0.32 03 62 60 29 oe 8 "690 100 49 $24 a6 127 76 2 | 2 | opes | 2616 6 | % | te20 | 7960 toe || 2700 | 13030 2 | 10 | 2540 | 2870 e+ | 3t | Fen | ass to4 J 81 | 8.100 | 5200 2 | | area | Stam | | ares | arse 108 | 8 | sa008 | 12838 2 | | 04s | ao78 68 | 83 | gee | arte ws | 3 | $300 | S400 2 | 8 | 302 | a6a2 70 | 4 | pose | aves 10 | 5a | 8400] 5530 20 | | ase | 3006 72 | 35 | asso | o220 112 | 55 | 500 | 5530 | 8 | ast | arao | 8 | grae | oava 11a | 56 | 8800] 8720 a4 | 16 | does | 4394 76 | 97 | geoe | or28 116 | 57 | 5700 | 5800 of 7 | date | seas 7@ | 38 | gase | ove via] se | 53 | S990 | | ase | aoe 20 |_| 008 | too 20 | 50 | $200 | 8090 40 19 1826 5156 82 40 101 60 104 90 122 60 182 4 158 70 | | Soe | be0 a4 | 41 [toate | tora a | or | 6100] 8230 | 2 | base | Sea 06 | 4 | soses | 0908 2s | 62 | 8200 | 6580 | 2 | Seas | Sous 8 | 48 | soaze | 1120 28 | 3 _| se00 | 160.2 | | bea | oir so | a4 | 4400 | 4500 0 | 6a | $400] 8590 so | | boos | ea2s RECOMMENDED PC BOARD LAYOUT a nn Me 5005715 0o000e23 TIT = 15