general power & poe transformer type: EEH157 please refer to the sales offices on our website for a representative near you www.sumida.com 1/2 product description ? 15.8 15.6mm max.(l w), 8.5max. height. ? in addition to the typical versions of parameters shown here, custom parameters are available to meet your exact requirements. feature ? max. operating frequency 300khz,max. operating power 7.6w(300khz). ? ideally used in ac adapter for cellular phone, portable equipment. ? ideally used in poe transformer. ? rohs compliance dimensions (mm) schematics (bottom) for general power transformer for power over ethernet transformer s indicates winding start. s indicates winding start. 8.00.5 3.20.5 15.40.4 15.20.4 0.6 12.50.5 5-2.50.3 stamp?date code 112 67 16 5-2.50.3 adhesive ? ? ? s s s ? ? s s s
general power & poe transformer type: EEH157 please refer to the sales offices on our website for a representative near you www.sumida.com 2/2 _ specification (for general power transformer) _ specification (for power over ethernet transformer) sample no. inductance (1-2) 10khz/1v d.c.r. (5-8) (m max.) hi-pot (1,2,4,5,8-11,12) (50/60hz) 4390-t160 1,75mh 25% 250 ac 500vrms/1min. d.c.r. (m max.) sample no. turns ratio (pri:sec:aux) primary inductance 1khz/1v pri-sec. insulation leakage l ( h max.) pri. aux. sec. 4390-t143 1:0.429:0.429 150 25% dc500v ( 2ma , 1min ) 5.0 170 90 90
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