telecommunications isolation transformers?urface-mount 13 ?surface-mount package supports three t3/e3 channels (three each, transmit and receive transformers) ?designed for industrial temperature applications (-40? to +85?) ?models designed to support leading transceiver ics ?return loss meets requirements of ccitt, g.703 ?1500 vrms isolation sm04-t3xx: all dimensions are ?.005 unless otherwise noted. all dimensions are in inches. sm04-t3xx part number table notes: 1) all inductance and capacitance measurements are made with 0.1vrms at 100khz. part number t urns ratio (pri:sec) 2% primary inductance @25? (? min) primary inductance @-40? (? min) leakage inductance (? max) capacitance (pf max) isolation v oltage (vrms min) primary pins tx rx tx rx tx rx tx rx tx rx tx rx sm04-t301 1:1 1:1 100 100 55 55 0.11 0.11 10 10 1500 24-23 20-19 16-15 3-4 7-8 11-12 sm04-t302 1:2 1:1 35 100 19 55 0.11 0.11 10 10 1500 24-23 20-19 16-15 3-4 7-8 11-12 SM04-T304 1:2 1:1 100 100 55 55 0.11 0.11 10 10 1500 24-23 20-19 16-15 3-4 7-8 11-12 sm04-t305 1:1.41 1:1.41 56 56 30 30 0.11 0.11 10 10 1500 24-23 20-19 16-15 3-4 7-8 11-12
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