General Power & PoE Transformer<Pin Type: EF series>
Type: EF2017
◆
Product Description
・21.5×22.3mm
Max.(L×W), 18.5mmMax. Height.
・In
addition to the typical versions of parameters shown here,
custom parameters are available to meet your exact requirements.
◆
Feature
・Max.
Operating frequency 500kHz,Max. Operating Power 16.5W(500kHz).
・Ideally
used in Switching power supply etc.
・Ideally
used as PoE transformer.
・RoHS
Compliance
◆
Dimensions (mm)
22.0±0.3
φ0.80
21.2±0.3
MAX.18.5
+1.0
3.5-0.5
15.2±0.3
◆
Schematics (Bottom)
For General Power Transformer
For Power over Ethernet Transformer
⑤
⑥
S
⑦
⑧
⑨
⑩
S
⑤
④
⑥
⑦
⑧
⑨
S
S
④
③
S ②
①
S
③
②
S
①
⑩
S
“S”indicates
winding start.
“S”indicates
winding start.
Please refer to the sales offices on our website for a representative near you
www.sumida.com
4-3.81
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General Power & PoE Transformer<Pin Type: EF series>
Type: EF2017
◆
Specification (For General Power Transformer)
Inductance (3-2)
1kHz/1V
D.C.R. (3-1)
(mΩ Max.)
750
D.C.R. (1-2)
(mΩ Max.)
1000
Hi-pot (1,3,4,5-10,9,7,6)
(50/60Hz)
AC 1000Vrms/1min.
Sample No.
4393-T063
1.4mH ± 10%
◆
Specification (For Power over Ethernet Transformer)
Sample No.
Turns Ratio
(Pri:Sec:Aux)
1:0.122:0.095
Primary
Inductance
100kHz/0.1V
2.2mＨ±10%
Pri-Sec.
Insulation
AC3000Vrms
(2mA/60Hz,1min)
Leakage L
(μH Max.)
10.0
D.C.R. (Ω Max.)
Pri.
2.5
Aux.
0.18
Sec.
0.14
4393-T065
Please refer to the sales offices on our website for a representative near you
www.sumida.com
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