ERH2819

General Power Transformer Type: ERH2819 ◆ Product Description ・35.5×30.0mm Max.(L×W), 22.5mm Max. Height. ・Custom design is available. ◆ Feature ・Max. Operating frequency 500kHz. Max Operating Power 35.0W(500kHz) ・Ideally used as general power transformers in Switching regulator, EL inverter and Power Factor Correction choke. ・RoHS Compliance ◆ Dimensions (mm) +1.5 3 4.0-0.5 ⑦ ⑫ 30.0 ± 0.7 12-φ0.8 +1.0 2 9.0-0.5 MAX.22.5 ⑥ 4.0±0.5 ① 10-5.0±0.5 ◆ Schematics (Bottom) 1. For General Power Transformer. S S ⑥ ⑤ ④ ③ ② ① ⑦S ⑧S ⑨S ⑩ ⑪ ⑫ 2. For PFC choke ⑥ S S ⑤ ④ ③ ② ① ⑦ ⑧ ⑨ ⑩ ⑪ ⑫ S S “ S” is winding start ◆ Specification (For General Transformer) Sample No. 3339-T046 Inductance (6-1) 1kHz/1V D.C.R. (6-1) (mΩ Max.) Hi-pot Winding-winding (50/60Hz) AC 3000Vrms/1min. 600µH ± 20% 1500 ◆ Specification (For PFC choke) Sample No. 3339-T055 Inductance (9-10) 1kHz/1V 135μH±17% D.C.R.(3-4) (mΩ Max.) 91 D.C.R.(5-2) (mΩ Max.) 102 Rated Current (2,3-4,5) 2.0 A ※ Rated current: The DC current at which the inductance decreases to 90 % of it’s initial value or when △t=40℃, whichever is lower(Ta=20℃). Please refer to the sales offices on our website for a representative near you www.sumida.com 1/1