bothhand usa. e-mail: sales@bothhandusa.com http://www.bothhand usa .com 40 pin smd ethernet 10 base-t quad port pulse transformer p/n: 40st6489b data sheet page : 1/1 462 boston st - topsfield, ma 01983 - phone: 978-887-8050 - fax: 978-887-5434 a0(02/06) feature z 40-pin smd package compatible with ieee 802.3 standard & for the new technology ?filterless? transceiver chips. z designed for multiport repeater and switched ethernet applications utilizing single rj-45 connectors. z operating temperature range : 0c to +70c. z storage temperature range: -25c to +125c. electrical specifications @ 25c turns ratio part number tx rx tx/rx ocl ( h min) pri/sec l.l ( h max) pri/sec cw/w (pf max) 40st6489b 1ct:1.41ct 1:1 140 0.4 15 continue part number peak pulse rating (volts) dissipation rating (m w) insulation resistance (m ? ) hi-pot (vrms ) 40st6489b 50 75 10,000 1500 schematic mechanical
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