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EI-255 PDF Datasheet ( 特性, スペック, ピン接続図 )

部品番号 EI-255
部品説明 General Power Transformer
メーカ Sumida Corporation
ロゴ Sumida Corporation ロゴ 



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EI-255 Datasheet, EI-255 PDF,ピン配置, 機能
General Power Transformer < Pin Type: EI Series>
Type: EI-255
Product Description
27.0×21.0mm Max.(L×W), 22.0mm 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
www.DataSheeDt4imU.ecnomsions (mm)
21.0 MAX.
+1.0
-0.5
22.0 MAX. 7.0
15.0±0.3
Schematics (Bottom)
1. For General Transformer
A d h esive
2. For PFC choke
“ S” is winding start
“ S” is winding start
Specification (For General Transformer)
Sample No.
3382-T236
Inductance (4-3)
1kHz/1V
38µH ± 20%
Leakage Inductance
(4-3)
100kHz/1V
2.0µH Max.
Hi-pot
Winding-winding
(50/60Hz)
DC 3000Vrms/1min.
Specification (For PFC choke)
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
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
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