General Power Transformer<Pin Type: EI Series>
Type: EI-30
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◆ Product Description
・33.0×27.0mm Max.(L×W), 33.0mm Max. Height.
・Custom design is available.
◆ Feature
・Max. Operating frequency 300kHz. Max Operating power 67.0W(300kHz)
・Ideally used as general power transformers in Switching regulator, EL inverter and
Power Factor Correction choke
・RoHS Compliance
◆ Dimensions (mm)
◆ Schematics (Bottom)
1. For General Power Transformer. 2. For PFC choke.
“ S” is winding start “ S” is winding start
◆
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 (7-9)
1kHz/1V
D.C.R. (7-9)
(mΩ Max.)
Hi-pot
Winding-winding
50/60Hz
3391-T044 470µH ± 40% 34.0 AC 500Vrms/1min.
Sample No.
Inductance
(1,2,3,4,5-6,7,8,9,10)
1kHz/1V
D.C.R. (7-9)
(mΩ Max.)
Rated Current
(1,2,3,4,5-6,7,8,9,10)
3391-T047 50μH±18%
4.0 1.5 A
27.0Max. 33.0Max. 6.0-0.5
20.0±0.2
φ0.8
33.0Max.
Adhesi ve
+1.0
±0.1
4-5.0
±0.2
①
②
④
⑤
⑥
⑧
⑩
③
⑦
⑨
S
S
S
⑤
④
③
②
①
⑥
⑦
⑧
⑨
⑩
S
S
S
S
S