EF2017 SUMIDA | Alldatasheet
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General Power & PoE Transformer<Pin Type: EF series> Type: EF2017 Please refer to the sales offices on our website for a representative near you www.sumida.com 1/2 ◆ Product Description ・In addition to the typical versions of parameters shown here, custom parameters are available to meet your exact requirements. ◆ Feature ・Max. Operating frequency 500kHz,Max. Operating Power 16.5W(500kHz). ・Ideally used in Switching power supply etc. ・Ideally used as PoE transformer. ・RoHS Compliance ◆ D i m e n s i o n s ( m m ) ◆ S c h e m a t i c s ( B o t t o m ) For General Power Transformer For Power over Ethernet Transformer “S”i n d i c a t e s w i n d i n g s t a r t . “S”indicates winding start. S S S +1.0 4-3.81 φ0.80 22.0±0.3 21.2±0.3 S S S S
General Power & PoE Transformer<Pin Type: EF series> Type: EF2017 Please refer to the sales offices on our website for a representative near you w w w . s u m i d a . c o m 2/2 ◆ Specification (For General Power Transformer) ◆ Specification (For Power over Ethernet Transformer) Sample No. Inductance (3-2) 1kHz/1V D.C.R. (3-1) (mΩ Max.) D.C.R. (1-2) (mΩ Max.) (50/60Hz) 4393-T063 1.4mH ± 10% 750 1000 AC 1000Vrms/1min. D.C.R. (Ω Max.) Sample No. Turns Ratio (Pri:Sec:Aux) Primary Inductance 100kHz/0.1V Pri-Sec. Insulation Leakage L (μH Max.) Pri. Aux. Sec. 4393-T065 1:0.122:0.095 2.2mＨ±10% AC3000Vrms (2mA/60Hz,1min) 10.0 2.5 0.18 0.14