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EI-255 Schematic ( PDF Datasheet ) - Sumida Corporation

Teilenummer EI-255
Beschreibung General Power Transformer
Hersteller Sumida Corporation
Logo Sumida Corporation Logo 




Gesamt 1 Seiten
EI-255 Datasheet, Funktion
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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