bothhand usa. e - mail: sales@bothhandusa.com http://www.bothhandusa.com 10/100 base - tx lan magnetics for auto mdi/mdix application p/n:20PT1024 data sheet page : 1 / 1 462 boston st - topsfield, ma 01983 - phone: 978 - 887 - 8050 - fax: 978 - 887 - 5434 a1(02/06) feature l compliant with ieee 802.3u and ansi x3.263 standards including 350 h ocl with 8ma bias. l symmetrical tx and rx channels for auto mdi/mdix capability. l approved f or use with the broadcom bcm 5226 and level one lxt9784. l operating temperature range : 0 c to + 70 c . l storage temperature range: - 25 c to +125 c . electrical specifications @ 25c turns ratio (5%) part number tx rx ocl( h min) @100khz/0.1vrms 8ma dc/bias cw/w ( pf max) insulation resistance (m ) @ 50vdc dcr ( tx /rx ) ( max) hi - pot (vrms) 20PT1024 1ct:1ct 1:1 350 50 10,000 0.9 1500 continue insertion loss (db max) return loss (db min) cross talk (db min) dcmr (db min) part number 0.3 ? 100mh z 0.3 - 30mhz 30 - 60mhz 60 - 80mhz 0.3 - 60mhz 60 - 100mhz 0.3 - 30mhz 30 - 60mhz 60 - 100mhz 20PT1024 - 1.1 - 18 - 14 - 12 - 40 - 35 - 38 - 33 - 30 schematic mechanical
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