EI-255B - General Power Transformer

Sumida Corporation

General Description

28.0×21.0mm Max.(L×W), 21.0mm Max.

Height.

Custom design is available.

Max.

Operating frequency 300kHz.

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EI-255B general power transformer by Sumida Corporation - Datasheet Preview

Datasheet Details

Part number	EI-255B
Manufacturer	Sumida Corporation
File Size	152.08 KB
Description	General Power Transformer
Datasheet	EI-255B Datasheet

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General Power Transformer < Pin Type: EI Series> Type: EI-255B ◆ Product Description 28.0×21.0mm Max.(L×W), 21.0mm Max. Height. 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 4.5 4.5 4.5 4.54.5±0.2 5.5 5.5 5.5 5.5 ±0.3 www.DataSheet4U.com ◆ Dimensions (mm) 28.0 Max. 21.0 Max. 21.0 Max. ±0.5 3.0 φ0.8 -0.05 +0.1 15.5±0.3 ◆ Schematics (Bottom) 1. For General Transformer S ⑤ ④ S ③ S ② ① ⑥ ⑦ S ⑧ ⑨ S ⑩ ⑪ ＳＳ 2. For PFC choke ⑤ ④ ③ ② ① ⑥ Ｓ ⑦ Ｓ ⑧ Ｓ ⑨ ⑩ ⑪ “ S” is winding start ◆ Specification (For General Transformer) Sample No. 1330-T110 Inductance (2-1) 1kHz/1V D.C.R. (2-1) (mΩ Max.