(PDF) CEEH157B Datasheet - Power over Ethernet Transformer

Número de pieza	CEEH157B
Descripción	Power over Ethernet Transformer
Fabricantes	Sumida
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No Preview Available ! Power over Ethernet Transformer<SMD Type: CEEH series> Type: CEEH157B ◆ Product Description ・22.3×18.0mm Max.(L×W), 8.4Max. 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 PoE transformer. ・RoHS Compliance ◆ Dimensions (mm) 18.0 Max. 12 7 8.4 Max. 10-2.5±0.2 7 12 16 6 0.7 Ref. 1 ◆ Schematics (Bottom) 3 12，11 ◆ Land Pattern (mm) 2.5 5 10，9 28 17 “S”indicates winding start. ◆ Specification 7 10 6 0.9 1 Sample No. PS05-028 Turns Ratio (Pri:Sec:Aux) 1:0.2:0.3:0.44 Primary Inductance 100kHz/1V 165μＨ±15％ Pri-Sec. Insulation DC500V (0.5mA,1s.) Leakage L (μH Max.) 2.6 D.C.R. (mΩ Max.) Pri. Aux. 550 1400 Sec.1 55 Sec.2 840 Please refer to the sales offices on our website for a representative near you www.sumida.com 1/1 1 page

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PDF CEEH157B Data sheet ( Hoja de datos )