General Power Transformer < Pin Type: EI Series>
Type: EI-28
◆
Product Description
・29.5×25.0mm
Max.(L×W), 23.0mm Max. Height.
・Custom
design is available.
◆
Feature
・Max.
Operating frequency 300kHz. Max Operating power 51.0W(300kHz).
・Ideally
used in Switching regulator, EL inverter and Power Factor Correction choke.
・RoHS
Compliance
Adhes ve
i
φ0.8-±0.1
29 .5 MAX .
25 . 0 MA X .
2 3. 0 M AX .
7 .5 ±1. 0
17.5±0.5
◆
Schematics (Bottom)
1.For General Transformer
⑤
④
⑥
S
⑦
S
⑧
⑨
⑩
2.For PFC choke
⑤
S ④
③
S
②
S
①
⑥
⑦
⑧
⑨
⑩
S
③
S
②
①
“ S” is winding start
“ S” is winding start
◆
Specification (For General Transformer)
Sample No.
3390-T144
◆
Inductance (6-9)
1kHz/1V
(mΩ Max.)
365
D.C.R.(2-5)
Hi-pot
Winding-winding
(50/60Hz)
AC 1500Vrms/1min.
2.2mH ± 25%
Specification (For PFC choke)
Sample No.
3390-T152
Inductance (2,3,4-7,8,9)
1kHz/1V
D.C.R. (2,3,4-7,8,9)
(
mΩ Max.)
68
Rated Current
(2,3,4-7,8,9)
5.0 A
160μH ± 30%
※
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
±0.2
4- 5.0
◆
Dimensions (mm)
1
/
1
SUMIDA [ SUMIDA CORPORATION ]
