HIGH FREQUENCY WIRE WOUND
TRANSFORMERS
PoE Power Transformers - EP7, EP10 & EP13
Transformers for Power over Ethernet (PoE)
Power: 3W to 15W
Three different SMT platforms
Custom designs available
Electrical Specifications @ 25°C — Operating Temperature -40°C to 125°C 1
TRANSFORMERS
DCR (mΩ MAX)
Primary
Primary
Leakage
Part 3, 4
Number
Turns Ratio
Application 2
Secondary Inductance Inductance
Pri.
Sec.
A
Sec.
Pri.
Pri.
Sec. Pri. Aux.
Isolation
(µH 10ꢀ)
(µH MAX)
Aux.
B
EP7 - 8 PIN SMT - (13.3MM X 10.7MM X 9.3MM MAX) - 3W POE FLYBACK TRANSFORMERS
Vin=33-57v, Freq.=200kHz
PA1130NL
PA1279NL
PA1131NL
PA1280NL
PA1132NL
PA1281NL
1
1
1
1
1
1
0.083
0.182
0.125
0.273
0.286
0.682
0.208
0.682
0.208
0.682
0.204
0.682
500
310
500
310
521
310
7.5
5
1750 215
1600 2600
1750 215
1600 2650
1750 220
1600 2600
15
45
N/A
N/A
N/A
N/A
N/A
N/A
Vout=3.3v/3W, 8v/20mA
Vin=33-57v, Freq.=200kHz
Vout=3.3v/3W, 12v/20mA
Vin=33-57v, Freq.=200kHz
Vout=5.0v/3W, 8v/20mA
Vin=33-57v, Freq.=200kHz
Vout=5.0v/3W, 12v/20mA
Vin=33-57v, Freq.=200kHz
Vout=12v/3W, 8v/20mA
Vin=33-57v, Freq.=200kHz
Vout=12v/3W, 12v/20mA
7.5
5
35
1500Vrms
Operational
87
7.5
5
100
550
EP10 - 8 PIN SMT - (15.2MM X 13.1MM X 11.5MM MAX) - 7W TO 10W POE FLYBACK TRANSFORMERS
Vin=36-72v, Freq.=300kHz
Vout=3.3v/10W, 5.0v/100mA
Vin=33-57v, Freq.=200kHz
Vout=3.3v/7W, 8v/20mA
Vin=33-57v, Freq.=200kHz
Vout=1.8v/1A, 3.3v/1.5A, 12v/20mA
Vin=33-57v, Freq.=200kHz
Vout=3.3v/7W, 12v/20mA
Vin=9-50v, Freq.=200kHz
Vout=3.3v/10W, 8v/20mA
Vin=9-50v, Freq.=200kHz
Vout=3.3v/10W, 5v/20mA
Vin=33-57v, Freq.=200kHz
Vout=5.0v/7W, 8v/20mA
Vin=33-57v, Freq.=200kHz
Vout=5.0v/7W, 12v/20mA
Vin=33-57v, Freq.=200kHz
Vout=12v/7W, 8v/20mA
1500Vdc
PB2115NL
PA1133NL
PA1253NL
PA1282NL
PA1277NL
PA1370NL
PA1134NL
PA1283NL
PA1135NL
PA1284NL
1
1
1
1
1
1
1
1
1
1
0.100
0.150
0.208
0.271
0.682
0.555
0.388
0.208
0.682
0.204
0.682
25.2
253
253
155
20.4
20.4
253
155
264
155
2
250
20
3.25
7.5
(1.8v)
31
N/A
N/A
(3.3v)
N/A
N/A
N/A
N/A
N/A
N/A
N/A
Operational
0.083
7.5
8.5
5
420 115
420 335
530 900
.0420 (1.8v)
.0625 (3.3v)
0.182
0.222
0.444
0.125
0.273
0.286
0.682
1.5
1.5
7.5
5
80
80
150
105
7.5
30
1500Vrms
Operational
420 115
570 1000
800 115
540 920
16
40
7.5
5
45
Vin=33-57v, Freq.=200kHz
Vout=12v/7W, 12v/20mA
370
EP13 - 10 PIN SMT - (17.7MM X 14.0MM X 12.7MM MAX) - 11W TO 27W POE FLYBACK TRANSFORMERS
Vin=33-57v, Freq.=200kHz
Vout=3.3v/13.5W, 8v/20mA
Vin=33-57v, Freq.=200kHz
Vout=3.3v/11W, 12v/20mA
Vin=33-57v, Freq.=200kHz
Vout=3.3v/13.5W, 12v/20mA
Vin=33-57v, Freq.=200kHz
Vout=5.0v/13.5W, 8v/20mA
Vin=33-57v, Freq.=200kHz
Vout=5.0v/13.5W, 12v/20mA
Vin=33-57v, Freq.=200kHz
Vout=12v/13.5W, 8v/20mA
Vin=33-57v, Freq.=200kHz
Vout=12v/13.5W, 12v/20mA
PA1136NL
PA1267NL
PA1269NL
PA1137NL
PA1260NL
PA1138NL
PA1276NL
PA1528NL
1
1
1
1
1
1
1
1
0.083
0.167
0.182
0.125
0.273
0.292
0.682
0.470
0.208
0.639
0.682
0.208
0.682
0.208
0.682
0.294
127
155.5
77.4
127
7.5
5
440
88
6
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
330 650
100 270
11
8.5
12
18
55
75
27
5
7.5
0.8
7.5
5
460
220 250
460 94
100 270
58 55
94
1500Vrms
Operational
77.4
127
77.4
28.9
Vin=33-57v, Freq.=200kHz
Vout=15v/27W, 12v/20mA
1
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100
SPM2007 (11/07)