EI-255 SUMIDA | Alldatasheet
Document overview
- Manufacturer or author: Provided By ALLDATASHEET.COM(FREE DATASHEET DOWNLOAD SITE)
- PDF pages: 1
Technical content
General Power Transformer < Pin Type: EI Series> Type: EI-255 Please refer to the sales offices on our website for a representative near you w w w . s u m i d a . c o m 1/1 ◆ Product Description ・Custom design is available. ◆ Feature ・Max. Operating frequency 300kHz. Max. Operating power 38.0W(300kHz) ・Ideally used in Switching regulator, EL inverter and Power Factor Correction choke ・RoHS Compliance ◆ Dimensions (mm) ◆ Schematics (Bottom) 1. For General Transformer 2. For PFC choke “ S ” i s w i n d i n g s t a r t “ S ” i s w i n d i n g s t a r t ◆ Specification (For General Transformer) ◆ Specification (For PFC choke) ※ 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℃). Sample No. Inductance (4-3) 1kHz/1V Leakage Inductance (4-3) 100kHz/1V Hi-pot Winding-winding (50/60Hz) 3382-T236 38µH ± 20% 2.0µH Max. DC 3000Vrms/1min. Sample No. Inductance (1-8) 1kHz/1V D.C.R.(1-8) (mΩ Max.) Rated Current (1-8) 3382-T227 1.95mH ± 15% 715 1.0A 15.0±0.3 6.5 ±0.2 6.5 ±0.2 6.5 ±0.2 21.0 MAX. φ0.8±0.1 22.0 MAX. 7.0 27.0 MAX. Adhesive +1.0 -0.5 ④ ⑤ Ｓ Ｓ Ｓ Ｓ ① ④ ⑤