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WE-FB Series Transformers

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Series = WE-FB

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Part #

Power Transformers WE-FB LT3748 50 uH 20 W

750311423
Wurth Elektronik
1: $11.26
385In Stock

Mfr. Part No.
750311423

Mouser Part No
710-750311423

Wurth Elektronik

Power Transformers WE-FB LT3748 50 uH 20 W

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Datasheet

385In Stock

Cut Tape

$11.26

$10.16

$9.74

$9.45

Reel

$8.85

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 200

20 W

36 V

5 V

SMD/SMT

Power Transformers WE-FB LT3748 15 uH 13.2 W

750311458
Wurth Elektronik
1: $11.26
312In Stock

Mfr. Part No.
750311458

Mouser Part No
710-750311458

Wurth Elektronik

Power Transformers WE-FB LT3748 15 uH 13.2 W

Learn More

Datasheet

312In Stock

Cut Tape

$11.26

$10.16

$9.74

$9.54

Reel

$9.08

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 200

13.2 W

36 V

3.3 V

SMD/SMT

Power Transformers WE-FB LT3748 8 uH 30 W

750311599
Wurth Elektronik
1: $11.93
335In Stock

Mfr. Part No.
750311599

Mouser Part No
710-750311599

Wurth Elektronik

Power Transformers WE-FB LT3748 8 uH 30 W

Learn More

Datasheet

335In Stock

Cut Tape

$11.93

$10.76

$10.31

$9.99

Reel

$9.58

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 125

30 W

20 V to 48 V

15 V

SMD/SMT

Power Transformers WE-FB LT3748 37 uH 25.2 W

750311439
Wurth Elektronik
1: $9.17
331In Stock

Mfr. Part No.
750311439

Mouser Part No
710-750311439

Wurth Elektronik

Power Transformers WE-FB LT3748 37 uH 25.2 W

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Datasheet

331In Stock

Cut Tape

$9.17

$8.30

$8.05

$7.94

Reel

$7.78

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 200

25.2 W

37 V to 57 V

12 V

SMD/SMT

Power Transformers WE-FB LT3748 60 uH 150 mW

750311691
Wurth Elektronik
1: $4.39
686In Stock

Mfr. Part No.
750311691

Mouser Part No
710-750311691

Wurth Elektronik

Power Transformers WE-FB LT3748 60 uH 150 mW

Learn More

Datasheet

686In Stock

Cut Tape

$4.39

$4.18

$4.10

$4.06

Reel

$3.92

$3.74

MouseReel Available

Min.: 1
Mult.: 1

Reel: 800

150 mW

8 V to 15 V

150 V

SMD/SMT

Power Transformers WE-FB LT3573 63 uH 10 W

750310564
Wurth Elektronik
1: $10.17
371In Stock

Mfr. Part No.
750310564

Mouser Part No
710-750310564

Wurth Elektronik

Power Transformers WE-FB LT3573 63 uH 10 W

Learn More

Datasheet

371In Stock

Cut Tape

$10.17

$9.42

$9.04

$8.76

Reel

$7.46

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

10 W

12 V to 30 V

5 V, - 5 V

SMD/SMT

Power Transformers WE-FB LT3748 6 uH 45 W

750311589
Wurth Elektronik
1: $9.97
326In Stock

Mfr. Part No.
750311589

Mouser Part No
710-750311589

Wurth Elektronik

Power Transformers WE-FB LT3748 6 uH 45 W

Learn More

Datasheet

326In Stock

Cut Tape

$9.97

$9.95

$9.94

$9.92

Reel

$8.60

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 100

45 W

20 V to 48 V

5 V

SMD/SMT

Power Transformers WE-FB LT3748 8 uH 31.2 W

750311604
Wurth Elektronik
1: $9.42
684In Stock

Mfr. Part No.
750311604

Mouser Part No
710-750311604

Wurth Elektronik

Power Transformers WE-FB LT3748 8 uH 31.2 W

Learn More

Datasheet

684In Stock

Cut Tape

$9.42

$8.95

$8.78

$8.66

Reel

$8.47

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 125

31.2 W

20 V to 48 V

24 V

SMD/SMT

Power Transformers WE-FB LT3511 200 uH 45 W

750311963
Wurth Elektronik
1: $4.70
888In Stock

Mfr. Part No.
750311963

Mouser Part No
710-750311963

Wurth Elektronik

Power Transformers WE-FB LT3511 200 uH 45 W

Learn More

Datasheet

888In Stock

$4.70

$4.25

$4.09

$3.96

View

Min.: 1
Mult.: 1

45 W

8 V to 70 V

50 V to 150 V

SMD/SMT

Power Transformers WE-FB LT3573 25 uH 6 W

750370058
Wurth Elektronik
1: $9.74
359In Stock

Mfr. Part No.
750370058

Mouser Part No
710-750370058

Wurth Elektronik

Power Transformers WE-FB LT3573 25 uH 6 W

Learn More

Datasheet

359In Stock

Cut Tape

$9.74

$8.80

$8.44

$8.17

Reel

$7.42

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

6 W

10 V to 30 V

15 V

SMD/SMT

Power Transformers WE-FB LT3748 100 uH 12 W

750311456
Wurth Elektronik
1: $16.29
150In Stock

Mfr. Part No.
750311456

Mouser Part No
710-750311456

Wurth Elektronik

Power Transformers WE-FB LT3748 100 uH 12 W

Learn More

Datasheet

150In Stock

Cut Tape

$16.29

$15.26

$14.60

$13.27

Reel

$11.94

MouseReel Available

Min.: 1
Mult.: 1

Reel: 200

12 W

36 V

12 V

SMD/SMT

Power Transformers WE-FB LT3748 15 uH 30 W

750311385
Wurth Elektronik
1: $11.25
238In Stock

Mfr. Part No.
750311385

Mouser Part No
710-750311385

Wurth Elektronik

Power Transformers WE-FB LT3748 15 uH 30 W

Learn More

Datasheet

238In Stock

Cut Tape

$11.25

$10.72

$10.22

$9.95

Reel

$9.58

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 125

30 W

18 V to 60 V

13 V

SMD/SMT

Power Transformers WE-FB LT3748 15 uH 45.6 W

750311594
Wurth Elektronik
1: $19.96
117In Stock

Mfr. Part No.
750311594

Mouser Part No
710-750311594

Wurth Elektronik

Power Transformers WE-FB LT3748 15 uH 45.6 W

Learn More

Datasheet

117In Stock

Cut Tape

$19.96

$18.70

$17.89

Reel

$10.73

$8.94

MouseReel Available

Min.: 1
Mult.: 1

Reel: 100

45.6 W

30 V to 75 V

12 V

SMD/SMT

Power Transformers WE-FB Flyback 5uH 500VAC

750311268
Wurth Elektronik
1: $3.54
32In Stock

Mfr. Part No.
750311268

Mouser Part No
710-750311268

Wurth Elektronik

Power Transformers WE-FB Flyback 5uH 500VAC

Learn More

Datasheet

32In Stock

Cut Tape

$3.54

$3.50

$3.28

$2.95

Reel

$2.95

$2.63

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

5 W

9 V to 16 V

100 V

SMD/SMT

Power Transformers WE-FB LT3575 7 uH 15 W

750311567
Wurth Elektronik
1: $13.44
143In Stock

Mfr. Part No.
750311567

Mouser Part No
710-750311567

Wurth Elektronik

Power Transformers WE-FB LT3575 7 uH 15 W

Learn More

Datasheet

143In Stock

Cut Tape

$13.44

$12.59

$12.04

$10.95

Reel

$9.86

MouseReel Available

Min.: 1
Mult.: 1

Reel: 200

15 W

10 V to 40 V

5 V

SMD/SMT

Power Transformers WE-FB LT3748 3.8 uH 9 W

750311856
Wurth Elektronik
1: $9.22
188In Stock

Mfr. Part No.
750311856

Mouser Part No
710-750311856

Wurth Elektronik

Power Transformers WE-FB LT3748 3.8 uH 9 W

Learn More

Datasheet

188In Stock

Cut Tape

$9.22

$8.33

$7.99

$7.74

Reel

$5.80

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 200

9 W

16 V to 24 V

15 V, 15 V, 15 V, 15 V

SMD/SMT

Power Transformers WE-FB LT3748 12 uH 30 W

750311600
Wurth Elektronik
1: $16.29
1In Stock

Mfr. Part No.
750311600

Mouser Part No
710-750311600

Wurth Elektronik

Power Transformers WE-FB LT3748 12 uH 30 W

Learn More

Datasheet

1In Stock

Cut Tape

$16.29

$15.26

$14.60

Reel

$13.27

$11.94

MouseReel Available

Min.: 1
Mult.: 1

Reel: 125

30 W

30 V to 75 V

15 V

SMD/SMT

Power Transformers WE-FB LT3573 15 uH 1 W

750370042
Wurth Elektronik
1: $10.99
55In Stock

Mfr. Part No.
750370042

Mouser Part No
710-750370042

Wurth Elektronik

Power Transformers WE-FB LT3573 15 uH 1 W

Learn More

Datasheet

55In Stock

Cut Tape

$10.99

$10.30

$9.86

$8.95

$8.06

Reel

$8.06

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

1 W

5 V

5 V, 5 V

SMD/SMT

Power Transformers WE-FB LT3573 25 uH 9.6 W

750310562
Wurth Elektronik
1: $10.19
272In Stock

Mfr. Part No.
750310562

Mouser Part No
710-750310562

Wurth Elektronik

Power Transformers WE-FB LT3573 25 uH 9.6 W

Learn More

Datasheet

272In Stock

Cut Tape

$10.19

$9.42

$9.04

$8.76

Reel

$6.91

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

9.6 W

18 V to 30 V

12 V

SMD/SMT

Power Transformers WE-FB LT3748 12 uH 31.2 W

750311608
Wurth Elektronik
1: $11.26
244In Stock

Mfr. Part No.
750311608

Mouser Part No
710-750311608

Wurth Elektronik

Power Transformers WE-FB LT3748 12 uH 31.2 W

Learn More

Datasheet

244In Stock

Cut Tape

$11.26

$10.16

$9.74

$9.44

Reel

$9.05

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 125

31.2 W

30 V to 75 V

24 V

SMD/SMT

Power Transformers WE-FB LT3748 100 uH 12 W

750311424
Wurth Elektronik
1: $11.26
163In Stock

Mfr. Part No.
750311424

Mouser Part No
710-750311424

Wurth Elektronik

Power Transformers WE-FB LT3748 100 uH 12 W

Learn More

Datasheet

163In Stock

Cut Tape

$11.26

$10.16

$9.74

$9.44

Reel

$8.77

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 200

12 W

36 V

12 V

SMD/SMT

Power Transformers WE-FB LT3748 15 uH 30 W

750311605
Wurth Elektronik
1: $9.65
125In Stock

Mfr. Part No.
750311605

Mouser Part No
710-750311605

Wurth Elektronik

Power Transformers WE-FB LT3748 15 uH 30 W

Learn More

Datasheet

125In Stock

Cut Tape

$9.65

$9.63

$9.62

$9.60

Reel

$8.30

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 125

30 W

30 V to 75 V

5 V

SMD/SMT

Power Transformers WE-FB LT3573 25 uH 9.6 W

750310563
Wurth Elektronik
1: $10.17
433In Stock

Mfr. Part No.
750310563

Mouser Part No
710-750310563

Wurth Elektronik

Power Transformers WE-FB LT3573 25 uH 9.6 W

Learn More

Datasheet

433In Stock

Cut Tape

$10.17

$9.42

$9.04

$8.76

Reel

$8.21

View

Min.: 1
Mult.: 1

Reel: 200

9.6 W

18 V to 30 V

12 V

SMD/SMT

Power Transformers WE-FB LT3573 25 uH 5.6 W

750310799
Wurth Elektronik
1: $9.77
692In Stock
600Expected 3/3/2026

Mfr. Part No.
750310799

Mouser Part No
710-750310799

Wurth Elektronik

Power Transformers WE-FB LT3573 25 uH 5.6 W

Learn More

Datasheet

692In Stock

600Expected 3/3/2026

Cut Tape

$9.77

$9.16

$8.76

$7.96

Reel

$7.16

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

5.6 W

18 V to 30 V

15 V

SMD/SMT

Power Transformers WE-FB LT3574 3 uH 12 W

750311308
Wurth Elektronik
1: $11.82
422In Stock

Mfr. Part No.
750311308

Mouser Part No
710-750311308

Wurth Elektronik

Power Transformers WE-FB LT3574 3 uH 12 W

Learn More

Datasheet

422In Stock

Cut Tape

$11.82

$11.06

$10.58

$9.62

Reel

$8.66

MouseReel Available

Min.: 1
Mult.: 1

Reel: 200

12 W

36 V

24 V

SMD/SMT

WE-FB Series Transformers

Types of Transformers

Customer Service Office

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Support

150 mW
300 mW
800 mW
1 W
2.5 W
3.3 W
3.6 W
4.3 W
5 W
5.6 W
6 W
6.24 W
7.5 W
9 W
9.2 W
9.6 W
9.9 W
10 W
12 W
13.2 W

2 V to 5.5 V
3 V to 24 V
5 V
5 V to 32 V
6 V to 12.6 V
8 V to 15 V
8 V to 24 V
8 V to 70 V
9 V to 16 V
9 V to 30 V
9 V to 36 V
10 V
10 V to 30 V
10 V to 40 V
12 V
12 V to 30 V
15 V
16 V to 24 V
18 V to 100 V
18 V to 30 V

3.3 V
5 V
5 V, - 5 V
5 V, 5 V
12 V
13 V
15 V
15 V, 15 V
15 V, 15 V, 15 V, 15 V
20 V
24 V
28 V
30 V
48 V
50 V to 150 V
75 V
100 V
146 V
150 V
150 V, - 150 V