1.27mm (.050) pitch ebbi? 50d receptacles 71743 sca-2, smt, vertical specifications high-temperature thermoplastic housing withstands lead-free processing temperatures first-mate, last-break terminals allow hot plugging lead-free plating meets rohs requirements can be mated to .062 boards and used as a card- edge connector to provide a lower cost board-to- board alternative integral guide ears with esd grounding clips provide blind-mate capability 40 and 80 circuit versions accommodate fibre channel, scsi and other drives leaf style contact with 30u gold (au) plating rated for over 500 mating cycles features and bene?ts surface mount sca-2 receptacles maximize board space for higher density requirements compared to through-hole versions molexs sca-2 surface mount technology (smt) receptacles feature surface mount leads, designed to increase usable board space beneath the connector. double-sided boards can be used as a result of smt versus through-hole leads, providing increased density. the smt receptacles are available in 40 and 80 circuit versions, commonly found in fibre channel and other drive con?gurations for storage applications. sca-2 smt receptacles include all of the features found in molexs standard range of sca-2 products. sca-2 connectors meet the requirements of the sca-2 single connector attach speci?cation for small form factor disk drives. for additional information on this speci?cation, visit: www.scsita.org. reference information packaging: tube ul file no.: e29179 csa file no.: lr19980-239a mates with: standard sca-2 and ebbi plugs (series 71661, 87012, 87571, 87572) designed in: inches electrical voltage: 30v current: 1.0a contact resistance: 20 milliohms max. dielectric withstanding voltage: 500v ac insulation resistance: 1000 megohms min. mechanical contact retention to housing: 500g min. mating force: 90g max. unmating force: 15g min. normal force: 90g durability: 500 cycles min. physical housing: lcp ul 94v-0 contact: copper (cu) alloy retention clip: copper (cu) alloy plating: contact area 30? select gold (au) solder tail area tin (sn) underplating nickel (ni) operating temperature: -40 to + 105c features and specifications left: 80 circuit version right: 40 circuit version side view shows ?rst-mate, last-break contacts, board retention clip and locating peg
applications americas headquarters lisle, illinois 60532 u.s.a. 1-800-78molex amerinfo@molex.com far east north headquarters yamato, kanagawa, japan 81-462-65-2324 feninfo@molex.com far east south headquarters jurong, singapore 65-6-268-6868 fesinfo@molex.com european headquarters munich, germany 49-89-413092-0 eurinfo@molex.com corporate headquarters 2222 wellington ct. lisle, il 60532 u.s.a. 630-969-4550 fax:630-969-1352 visit our website at www.molex/product/micro/sca2.html order no. usa-327 printed in usa/ji/2005.11 ?2005, molex 1.27mm (.050) pitch ebbi? 50d receptacles 71743 sca-2, smt, vertical ordering information datacommunication and telecommunication equipment - servers ? blade ? rack-mount ? tower - ro uters - hubs - switches - base stations - printers - personal computing - copiers - medi cal sca-2, smt receptacles order no. circuits retention clip length 71743-4040 40 2.49mm (.098) 71743-4080 80 2.49mm (.098) 71743-4240 40 3.00mm (.118) 71743-4280 80 3.00mm (.118) drive application server application
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