General Power & PoE Transformer<Pin Type: EEH series> Type: EEH157 ◆ 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 12.5±0.5 6 7 STAMP・DATE CODE φ0.6 15.2±0.4 3.2±0.5 5-2.5±0.3 8.0±0.5 15.4±0.4 5-2.5±0.3 ◆ Dimensions (mm) 1 ADHESIVE 1 12 6 ◆ Schematics (Bottom) For General Power Transformer For Power over Ethernet Transformer ⑥ ⑦ ⑥ S ⑤ ④ ③ ② S ① ⑧ S ⑤ ④ ③ ② ① ⑨ ⑩ ⑪ ⑫ S “S”indicates winding start. ⑦ ⑧ S ⑨ S ⑩ ⑪ ⑫ “S”indicates winding start. Please refer to the sales offices on our website for a representative near you www.sumida.com 1/2 General Power & PoE Transformer<Pin Type: EEH series> Type: EEH157 ◆ Specification (For General Power Transformer) Sample No. Inductance (1-2) 10kHz/1V (mΩ Max.) D.C.R. (5-8) Hi-pot (1,2,4,5,8-11,12) (50/60Hz) 4390-T160 1,75mH ± 25% 250 AC 500Vrms/1min. ◆ Specification (For Power over Ethernet Transformer) Sample No. 4390-T143 Turns Ratio (Pri:Sec:Aux) Primary Inductance 1kHz/1V Pri-Sec. Insulation Leakage L (μH Max.) 1:0.429:0.429 150μＨ±25% DC500V (2mA,1min) 5.0 D.C.R. (mΩ Max.) Pri. Aux. Sec. 170 90 90 Please refer to the sales offices on our website for a representative near you www.sumida.com 2/2