General Power Transformer <EF Series> Type: EF2017B ◆ Product Description ・21.5×21.5mm Max.(L×W), 18.0mm Max. Height. ・In addition to the typical versions of parameters shown here, custom designs are available to meet your exact requirements ◆ Feature ・Max. Operating frequency 500kHz. Max Operating Power 36.0W(300kHz), ・Storage temperature range: -40℃~+85℃. ・Operating temperature range: -40℃~+85℃ (including coil’s self-heat). ・Product weight: 13.5g(Ref.). ・Ideally used in switching power supply and other circuit. ・RoHS Compliance ◆ Dimensions (mm) 21.5 Max. 4.0± 0.5 07 .0 4 18.0 Max. .x a M 5. 12 15.0± 0.3 5 1 1.2 Max. 0 .5 -6 8 Adhesive ◆ Schematics (Bottom) ◆ Land pattern (mm) 15.0 2 N1 5 5 X N3 N4 N2 3 0. 54 0. 0 1 7 1 4 8 N5 1.2 4 “ ” is winding start; “ 8 ” Teflon tube 1 ◆ Specification (Sample No. : PS07-207) Inductance (2-1) 1kHz, 1V Leakage L (2-1) 100KHz,1V (Tie 3+4+5+7+8) D.C.R. (2-1) D.C.R. (5-7) D.C.R. (8-7) D.C.R. (3-4) 1.6mH±15% µ Hi-pot (Tie 1,2,3,4-5,7,8) (50/60Hz, 1mA, 2Sec.) 30 H 3.1Ω Max. 110mΩ Max. 18mΩ Max. 1.1Ω Max. AC 3600Vrms Please refer to the sales offices on our website for a representative near you www.sumida.com 1/1