bothhand usa. e-mail: sales@bothhandusa.com http://www.bothhand usa.com 40 pin smd ethernet 10/100 ba se quad port transformer p/n: 40ST1053 data sheet page : 1/1 462 boston st - topsfield, ma 01983 - phone: 978-887-8050 - fax: 978-887-5434 a2(02/07) feature z ieee 802.3 ethernet compatible, 100 base-tx z surface mountable. z design for multiport repeater and ethernet switching hub application. z customer designs available for specific application. z operating temperature range : 0 to +70 . z storage temperature range: -25 to +125 . electrical specifications @ 25c turns ratio (5%) part number tx rx ocl( h min) @100khz/0.1vrms 8ma dc/bias hi-pot (vrms) rise time (ns typ) 40ST1053 1ct:1ct 1:1 350 1500 2.5 continue insertion loss (db max) return loss (db min) cross talk (db min) dcmr (db min) part number 0.3?100mhz 0.3-30mhz 30-60mhz 60-80mhz 0.3-60mhz 60-100mhz 60mhz 100 mhz 200 mhz 40ST1053 -1.15 -16 -12 -10 -45 -35 -37 -28 -25 schematic mechanical
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