High Frequency Wire Wound
Transformers
EFD20 Platforms - SMT
Power Range:
up to 95W
Height:
11.4mm Max
Footprint:
29.2mm x 21.8mm Max
Toplogy:
Forward and Flyback
Electrical Specifications @ 25°C - Operating Temperature -40°C to +125°C
Pri. Inductance
Lk. Inductance
PA0273NL
DCR
Hi-Pot
K1 Factor
Pri. Inductance
Lk. Inductance
PA0751NL
DCR
Hi-Pot
K1 Factor
Pri. Inductance
Lk. Inductance
(1, 2-3, 4)
(1, 2-3, 4) with (5, 6, 9, 10) shorted
(1, 2-3, 4)
(7, 8, 9-10, 11, 12)
(5-6)
Pri-Sec
20.2
(1, 2-3, 4)
(1, 2-3, 4) with (12, 11, 10, 9, 8, 7) shorted
(4-5)
(12, 11, 10-9, 8, 7)
(1-3)
Pri-Sec
1364.8
(1, 2-5, 4)
(1, 2-3, 4) with (12, 11, 10, 9, 8, 7) shorted
(1, 2-3,4)
PA0769NL
DCR
(12-11)
(10-9)=(8-7)
(5-6)
Hi-Pot
K1 Factor
Pri-Sec
21.5
89.2µH
±18%
1.5µH MAX
50mΩ MAX
3.8mΩ MAX
35mΩ MAX
110mΩ MAX
1500Vdc
FORWARD TRANSFORMER
307µH
±25%
0.35µH MAX
65mΩ MAX
27mΩ MAX
240mΩ MAX
1500Vrms
110µH
±10%
2µH MAX
85mΩ MAX
12mΩ MAX
300mΩ MAX
1500Vrms
FLYBACK TRANSFORMER
FORWARD TRANSFORMER
USA 858 674 8100
1
Germany 49 2354 777 100
Singapore 65 6287 8998
Shanghai 86 21 62787060
China 86 755 33966678
Taiwan 886 3 4356768
P666.D (09/16)
pulseelectronics.com
High Frequency Wire Wound
Transformers
EFD20 Platforms - SMT
Electrical Specifications @ 25°C - Operating Temperature -40°C to +125°C
Pri. Inductance
Lk. Inductance
(3-4)
(3-4) with (11, 10, 9, 8) shorted
(3-4)
PA1066NL
DCR
(1-2)
(5-6)
(11-10)=(9-8)
Hi-Pot
K1 Factor
Pri. Inductance
Lk. Inductance
PA1366NL
DCR
Hi-Pot
K1 Factor
Pri. Inductance
Lk. Inductance
Pri-Sec
29.3
(2, 3-4, 5)
(2, 3-4, 5) with (11, 8) shorted
(2, 3-4, 5)
(11-8)
Pri-Sec
322.6
(1, 2-3, 4)
(1, 2-3, 4) with (12, 11, 10, 9, 8, 7) shorted
(1-3)
PA1477NL
DCR
(2-4)
(12, 11, 10-9, 8, 7)
(5-6)
Hi-Pot
K1 Factor
Pri. Inductance
Lk. Inductance
Pri-Sec
772.2
(1, 2-3, 4)
(1, 2-3, 4) with (12, 11, 10, 9, 8, 7) shorted
(1, 2-3, 4)
(8-7)
PA1558NL
DCR
(12-11)
(10-9)
(5-6)
Hi-Pot
Pri-Sec
463.7
11.5µH
±10%
0.5µH MAX
28mΩ MAX
12mΩ MAX
5mΩ MAX
62mΩ MAX
190mΩ MAX
1500Vrms
FLYBACK TRANSFORMER
137µH
±32%
1.0µH MAX
35mΩ MAX
199mΩ MAX
100mΩ MAX
17mΩ MAX
500Vrms
10µH
±10%
0.3µH MAX
15.75mΩ MAX
560mΩ MAX
1500Vrms
FLYBACK TRANSFORMER
FORWARD TRANSFORMER
38.3µH
±7%
1.0µH MAX
72mΩ MAX
85mΩ MAX
2.5mΩ MAX
230mΩ MAX
1800Vrms
FLYBACK TRANSFORMER
2
pulseelectronics.com
P666.D (09/16)
High Frequency Wire Wound
Transformers
EFD20 Platforms - SMT
Electrical Specifications @ 25°C - Operating Temperature -40°C to +125°C
Pri. Inductance
Lk. Inductance
PA1692NL
DCR
Hi-Pot
K1 Factor
Pri. Inductance
Lk. Inductance
PA1735NL
DCR
Hi-Pot
K1 Factor
Pri. Inductance
Lk. Inductance
PA1736NL
DCR
Hi-Pot
K1 Factor
Pri. Inductance
Lk. Inductance
PA1835NL
DCR
Hi-Pot
K1 Factor
Pri. Inductance
Lk. Inductance
PA1836NL
DCR
Hi-Pot
K1 Factor
(3, 4-5, 6)
(3, 4-5, 6) with (12, 11, 10, 9, 8, 7) shorted
(3, 4-5, 6)
(12, 11, 10-9, 8, 7)
(1-2)
Pri-Sec
40.3
(1, 2-3, 4)
(1, 2-3, 4) with (12, 11, 10, 9, 8, 7) shorted
(1, 2-3, 4)
(12, 11, 10-9, 8, 7)
(5-6)
Pri-Sec
574.6
(1, 2-3, 4)
(1, 2-3, 4) with (12, 11, 10, 9, 8, 7) shorted
(1, 2-3, 4)
(12, 11, 10-9, 8, 7)
(5-6)
Pri-Sec
413.3
(1, 2-3, 4)
(1, 2-3, 4) with (12, 11, 10, 9, 8, 7) shorted
(1, 2-3, 4)
(12, 11, 10-9, 8, 7)
(5-6)
Pri-Sec
241.9
(1, 2-3, 4)
(1, 2-3, 4) with (12, 11, 10, 9, 8, 7) shorted
(1, 2, 3, 4)
(12, 11, 10-9, 8, 7)
(5-6)
Pri-Sec
241.9
4.5µH
±5%
0.2µH MAX
9.5mΩ MAX
5mΩ MAX
130mΩ MAX
1800Vrms
FLYBACK TRANSFORMER
73µH
±30%
1.0µH MAX
10.2mΩ MAX
5mΩ MAX
115mΩ MAX
1500Vdc
FLYBACK TRANSFORMER
28.5µH
±5%
1µH MAX
39.0mΩ MAX
3.5mΩ MAX
230mΩ MAX
1800Vrms
FLYBACK TRANSFORMER
20.5µH
±5%
1µH MAX
39.0mΩ MAX
8.5mΩ MAX
230mΩ MAX
1500Vrms
FLYBACK TRANSFORMER
4.5µH
±5%
0.25µH MAX
9.5mΩ MAX
3mΩ MAX
130mΩ MAX
1800Vrms
FLYBACK TRANSFORMER
3
pulseelectronics.com
P666.D (09/16)
High Frequency Wire Wound
Transformers
EFD20 Platforms - SMT
Electrical Specifications @ 25°C - Operating Temperature -40°C to +125°C
Pri. Inductance
Lk. Inductance
PA1837NL
DCR
Hi-Pot
K1 Factor
Pri. Inductance
Lk. Inductance
PA2047NL
DCR
Hi-Pot
K1 Factor
Pri. Inductance
Lk. Inductance
PA2053NL
DCR
Hi-Pot
K1 Factor
Pri. Inductance
Lk. Inductance
(1, 2-3, 4)
(1, 2-3, 4) with (12, 11, 10, 9, 8, 7) shorted
(1, 2, 3, 4)
(12, 11, 10-9, 8, 7)
(5-6)
Pri-Sec
241.9
(1-3)
(1-3) with (11, 10-9, 7) shorted
(1-3)
(11, 10-9, 7)
(5-6)
Pri-Sec
290.3
(1, 2-5, 6)
(1, 2-5, 6) with (12, 11, 10, 9, 8, 7) shorted
(1, 2-5, 6)
(7, 8-9, 10)
(11-12)
Pri-Sec
20.2
(1-4)
(1-4) with (all windings) shorted
(1-4)
(3-2)
PA2291NL
DCR
(6-5)
(7, 8-9, 10)
(11-12)
Hi-Pot
K1 Factor
Pri. Inductance
Lk. Inductance
PA2398NL
DCR
Hi-Pot
Pri-Sec
26.9
(1,2-3.4)
(1, 2-3, 4) with (5, 6, 9,1 0) shorted
(1, 2-3, 4)
(7, 8, 9-10, 11, 12)
(5-6)
Pri-Sec
16.1
4
pulseelectronics.com
4.5µH
±5%
0.2µH MAX
9.5mΩ MAX
23mΩ MAX
130mΩ MAX
1800Vdc
7.2µH
±5%
0.3µH MAX
52mΩ MAX
12mΩ MAX
240mΩ MAX
1500Vrms
FLYBACK TRANSFORMER
FLYBACK TRANSFORMER
292.0µH
±32%
1.3µH MAX
78.0mΩ MAX
12mΩ MAX
43mΩ MAX
1500Vrms
FLYBACK TRANSFORMER
57.6µH
±12%
0.5µH MAX
65mΩ MAX
155mΩ MAX
145mΩ MAX
4mΩ MAX
55mΩ MAX
1500Vdc
100µH
±12%
0.45µH MAX
72mΩ MAX
15mΩ MAX
680mΩ MAX
1500Vrms
FLYBACK TRANSFORMER
FLYBACK TRANSFORMER
P666.D (09/16)
High Frequency Wire Wound
Transformers
EFD20 Platforms - SMT
Electrical Specifications @ 25°C - Operating Temperature -40°C to +125°C
Pri. Inductance
Lk. Inductance
(1-6) with (3-4) shorted
(1-6) with (all windings) shorted
(1-3)
(4-6)
PB2041NL
DCR
(8-7)
(11-9)
(12-10)
Hi-Pot
K1 Factor
Pri. Inductance
Lk. Inductance
Pri-Sec
16.1
(5, 4-3, 2)
(5, 4-3, 2) with (all windings) shorted
(5-3)
(4-2)
PB2089NL
DCR
(10, 11-8, 9)
(12-7)
(6-1)
Hi-Pot
K1 Factor
Pri-Sec
24.8
112.0µH MAX
1µH MAX
55mΩ MAX
67.7mΩ MAX
5.5mΩ MAX
123mΩ MAX
923mΩ MAX
1500Vdc
FORWARD TRANSFORMER
491µH
±35%
1µH MAX
36.1mΩ MAX
45.6mΩ MAX
86.4mΩ MAX
86.4mΩ MAX
47.8mΩ MAX
1500Vrms
FORWARD TRANSFORMER
5
pulseelectronics.com
P666.D (09/16)
stm32/stm8
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