name: sheet: date: rhombus p/n: cust p/n: 15801 chemical lane, huntington beach, ca 92649 phone: (714) 898-0960 fax: (714) 896-0971 rhombus transformers & magnetic products industries inc. www.rhombus-ind.com 1 of 1 11/16/96 T-821 and t-822 (smd version) pulse transformer turns ratio ( + 5% ) 1.0 : 1.0 schematic diagram parameter min. max. units open circuit inductance 701 949 m h oscillation voltage = 1v oscillation frequency = 100 khz *interwinding capacitance (c w/w ) 20 pf oscillation frequency = 100 khz primary & secondary dc resistance 1.0 ohms leakage inductance 9.5 m h isolation (hi-pot) 1000 v rms operating temperature range: -55 0 c to 125 0 c operating frequency: 400 khz * with shield connected pin3 is shield pri. "t" package thru-hole p/n T-821 surface mount package p/n t-822 physical dimensions in inches (mm)
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