General Power Transformer <Pin Type: ERH Series> Type: ERH2822 ◆ Product Description ・30.0×29.5mm Max.(L×W), 23.0mm Max. Height. ・Custom design is available. ◆ Feature ・Max. Operating frequency 500kHz. Max Operating Power 35.0W(500kHz) ・Ideally used in Switching regulator, EL inverter and Power Factor Correction choke. ・RoHS Compliance ＊±0.5 2 3.0 MA X. 3.5 φ0.8 7 5. 0 ± 0. 5 1 + 1 .5 28 . 0- 0. 5 6 +1 .0 29. 0-0 .5 2 4. 0 ±0 .7 ◆ Dimensions (mm) 12 ◆ Schematics (Bottom) 1. For General Transformer S ⑥ ⑦ ⑤ ⑧ ④ ⑨ S ③ ⑩ S ② ⑪ ① ⑫ 2. For PFC choke S S S S S S S S ⑥ ⑤ ④ ③ ② ① ⑦ ⑧ ⑨ ⑩ ⑪ ⑫ “ S” is winding start ◆ Specification (For General Transformer) Sample No. Inductance (1-3) 1kHz/1V D.C.R. (7-8) D.C.R. (11-12) Hi-pot Winding-winding (50/60Hz) 3308-T126 1.0mH ± 25% 150mΩ Max. 35 mΩ Max. AC 1500Vrms/1min. ◆ Specification (For PFC choke) Sample No. Inductance (1,2,3,4,5,6-7,8,9,10,11,12) 1kHz/1V D.C.R. (1,2,3,4,5,6-7,8,9,10,11,12) Rated Current (1,2,3,4,5,6-7,8,9,10,11,12) 3308-T130 50μH ± 18% 2.4mΩ Max. 1.5 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