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WE-FB Series Transformers

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Results: 104

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Series = WE-FB

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Part #

Power Transformers WE-FB LT3748 400 uH 45 W

750311771
Wurth Elektronik
1: $22.04
1,192In Stock

Mfr. Part #
750311771

Mouser Part #
710-750311771

Wurth Elektronik

Power Transformers WE-FB LT3748 400 uH 45 W

Learn More

Datasheet

1,192In Stock

Cut Tape

$22.04

$20.65

$19.76

Reel

$17.96

$16.16

MouseReel Available

Min.: 1
Mult.: 1

Reel: 100

45 W

157 V to 629 VAC

15 V

SMD/SMT

Power Transformers WE-FB LT3748 37 uH 25.2 W

750311439
Wurth Elektronik
1: $10.13
331In Stock

Mfr. Part #
750311439

Mouser Part #
710-750311439

Wurth Elektronik

Power Transformers WE-FB LT3748 37 uH 25.2 W

Learn More

Datasheet

331In Stock

Cut Tape

$10.13

$9.16

$8.89

$8.76

Reel

$8.60

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 9.07 uH 15 W

750311564
Wurth Elektronik
1: $14.84
1,757In Stock
800Expected 2026-03-23

Mfr. Part #
750311564

Mouser Part #
710-750311564

Wurth Elektronik

Power Transformers WE-FB LT3748 9.07 uH 15 W

Learn More

Datasheet

1,757In Stock

800Expected 2026-03-23

Cut Tape

$14.84

$13.91

$13.29

$12.10

Reel

$10.88

MouseReel Available

Min.: 1
Mult.: 1

Reel: 200

15 W

10 V to 40 V

5 V

SMD/SMT

Power Transformers WE-FB LT3573 30uH 5 W

750370040
Wurth Elektronik
1: $10.79
386In Stock

Mfr. Part #
750370040

Mouser Part #
710-750370040

Wurth Elektronik

Power Transformers WE-FB LT3573 30uH 5 W

Learn More

Datasheet

386In Stock

Cut Tape

$10.79

$10.12

$9.67

$8.80

Reel

$7.91

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

5 W

18 V to 30 V

5 V

SMD/SMT

Power Transformers WE-FB LT3750 10 uH 36 W

750032050
Wurth Elektronik
1: $7.89
270In Stock

Mfr. Part #
750032050

Mouser Part #
710-750032050

Wurth Elektronik

Power Transformers WE-FB LT3750 10 uH 36 W

Learn More

Datasheet

270In Stock

Cut Tape

$7.89

$7.78

$7.29

$6.57

Reel

$6.57

$5.83

MouseReel Available

Min.: 1
Mult.: 1

Reel: 200

36 W

3 V to 24 V

300 V

SMD/SMT

Power Transformers WE-FB LT3751 FLYBK TRANSFORMER EDF20 10 uH

750032051
Wurth Elektronik
1: $16.64
375In Stock

Mfr. Part #
750032051

Mouser Part #
710-750032051

Wurth Elektronik

Power Transformers WE-FB LT3751 FLYBK TRANSFORMER EDF20 10 uH

Learn More

Datasheet

375In Stock

Cut Tape

$16.64

$15.60

$14.90

Reel

$13.55

$12.20

MouseReel Available

Min.: 1
Mult.: 1

Reel: 125

SMD/SMT

Power Transformers WE-FB LT3751 2.5 uH 127.5 W

750310355
Wurth Elektronik
1: $19.80
35In Stock

Mfr. Part #
750310355

Mouser Part #
710-750310355

Wurth Elektronik

Power Transformers WE-FB LT3751 2.5 uH 127.5 W

Learn More

Datasheet

35In Stock

$19.80

$18.54

$17.73

$16.12

$14.51

Min.: 1
Mult.: 1

127.5 W

24 V

75 V

Through Hole

Power Transformers WE-FB LT3748 4.5 uH 36 W

750310617
Wurth Elektronik
1: $17.99
137In Stock

Mfr. Part #
750310617

Mouser Part #
710-750310617

Wurth Elektronik

Power Transformers WE-FB LT3748 4.5 uH 36 W

Learn More

Datasheet

137In Stock

Cut Tape

$17.99

$16.85

$16.12

Reel

$14.66

$13.19

MouseReel Available

Min.: 1
Mult.: 1

Reel: 120

36 W

9 V to 36 V

12 V

SMD/SMT

Power Transformers WE-FB LT3748 100 uH 800 mW

750311486
Wurth Elektronik
1: $5.56
212In Stock
200Expected 2026-03-26

Mfr. Part #
750311486

Mouser Part #
710-750311486

Wurth Elektronik

Power Transformers WE-FB LT3748 100 uH 800 mW

Learn More

Datasheet

212In Stock

200Expected 2026-03-26

Cut Tape

$5.56

$5.14

$4.99

$4.90

Reel

$4.73

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 200

800 mW

12 V

200 V, - 200 V

SMD/SMT

Power Transformers WE-FB LT3748 8 uH 45.6 W

750311590
Wurth Elektronik
1: $20.25
36In Stock

Mfr. Part #
750311590

Mouser Part #
710-750311590

Wurth Elektronik

Power Transformers WE-FB LT3748 8 uH 45.6 W

Learn More

Datasheet

36In Stock

Cut Tape

$20.25

$18.96

$18.14

Reel

$16.49

$14.84

MouseReel Available

Min.: 1
Mult.: 1

Reel: 100

45.6 W

20 V to 48 V

12 V

SMD/SMT

Power Transformers WE-FB LT3748 8 uH 45.6 W

750311592
Wurth Elektronik
1: $14.11
199In Stock

Mfr. Part #
750311592

Mouser Part #
710-750311592

Wurth Elektronik

Power Transformers WE-FB LT3748 8 uH 45.6 W

Learn More

Datasheet

199In Stock

Cut Tape

$14.11

$12.73

$12.19

$11.82

Reel

$11.45

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 100

45.6 W

20 V to 48 V

24 V

SMD/SMT

Power Transformers WE-FB LT3748 80 uH 300 mW

750311692
Wurth Elektronik
1: $9.01
431In Stock

Mfr. Part #
750311692

Mouser Part #
710-750311692

Wurth Elektronik

Power Transformers WE-FB LT3748 80 uH 300 mW

Learn More

Datasheet

431In Stock

Cut Tape

$9.01

$8.44

$8.07

$7.34

Reel

$6.60

MouseReel Available

Min.: 1
Mult.: 1

Reel: 350

300 mW

8 V to 15 V

150 V, - 150 V

SMD/SMT

Power Transformers WE-FB LT3751 10 uH

750032052
Wurth Elektronik
1: $7.23
1,035In Stock

Mfr. Part #
750032052

Mouser Part #
710-750032052

Wurth Elektronik

Power Transformers WE-FB LT3751 10 uH

Learn More

Datasheet

1,035In Stock

Cut Tape

$7.23

$6.54

$6.28

$6.08

Reel

$5.82

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 125

SMD/SMT

Power Transformers WE-FB LT3751 5 uH 75 W

750310349
Wurth Elektronik
1: $19.80
76In Stock

Mfr. Part #
750310349

Mouser Part #
710-750310349

Wurth Elektronik

Power Transformers WE-FB LT3751 5 uH 75 W

Learn More

Datasheet

76In Stock

$19.80

$18.54

$17.73

$16.12

$14.51

Min.: 1
Mult.: 1

75 W

24 V

300 V

Through Hole

Power Transformers WE-FB LT3573 25 uH 10 W

750310471
Wurth Elektronik
1: $11.24
118In Stock

Mfr. Part #
750310471

Mouser Part #
710-750310471

Wurth Elektronik

Power Transformers WE-FB LT3573 25 uH 10 W

Learn More

Datasheet

118In Stock

Cut Tape

$11.24

$10.53

$10.07

$9.16

Reel

$8.24

MouseReel Available

Min.: 1
Mult.: 1

Reel: 200

10 W

9 V to 30 V

5 V

SMD/SMT

Power Transformers WE-FB LT3748 14 uH 40 W

750310988
Wurth Elektronik
1: $22.04
85In Stock

Mfr. Part #
750310988

Mouser Part #
710-750310988

Wurth Elektronik

Power Transformers WE-FB LT3748 14 uH 40 W

Learn More

Datasheet

85In Stock

Cut Tape

$22.04

$20.65

$19.76

Reel

$17.96

$16.16

MouseReel Available

Min.: 1
Mult.: 1

Reel: 100

40 W

12 V

48 V

SMD/SMT

Power Transformers WE-FB LT3575 15 uH 15 W

750311342
Wurth Elektronik
1: $16.21
232In Stock

Mfr. Part #
750311342

Mouser Part #
710-750311342

Wurth Elektronik

Power Transformers WE-FB LT3575 15 uH 15 W

Learn More

Datasheet

232In Stock

Cut Tape

$16.21

$15.18

$14.52

$13.20

Reel

$11.88

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

15 W

36 V

5 V

SMD/SMT

Power Transformers WE-FB LT3748 50 uH 20 W

750311457
Wurth Elektronik
1: $11.68
265In Stock

Mfr. Part #
750311457

Mouser Part #
710-750311457

Wurth Elektronik

Power Transformers WE-FB LT3748 50 uH 20 W

Learn More

Datasheet

265In Stock

Cut Tape

$11.68

$10.53

$10.12

$9.79

Reel

$9.19

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 200

20 W

36 V

5 V

SMD/SMT

Power Transformers WE-FB LT3748 14 uH 30 W

750311607
Wurth Elektronik
1: $12.46
85In Stock
250Expected 2026-03-12

Mfr. Part #
750311607

Mouser Part #
710-750311607

Wurth Elektronik

Power Transformers WE-FB LT3748 14 uH 30 W

Learn More

Datasheet

85In Stock

250Expected 2026-03-12

Cut Tape

$12.46

$11.44

$11.05

$10.82

Reel

$10.51

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 125

30 W

30 V to 75 V

12 V

SMD/SMT

Power Transformers WE-FB LT3748 9 uH 15 W

750311624
Wurth Elektronik
1: $14.86
54In Stock

Mfr. Part #
750311624

Mouser Part #
710-750311624

Wurth Elektronik

Power Transformers WE-FB LT3748 9 uH 15 W

Learn More

Datasheet

54In Stock

Cut Tape

$14.86

$13.92

$13.31

$12.11

Reel

$10.90

MouseReel Available

Min.: 1
Mult.: 1

Reel: 200

15 W

10 V to 40 V

15 V

SMD/SMT

Power Transformers WE-FB LT3748 100 uH 800 mW

750311681
Wurth Elektronik
1: $5.79
418In Stock

Mfr. Part #
750311681

Mouser Part #
710-750311681

Wurth Elektronik

Power Transformers WE-FB LT3748 100 uH 800 mW

Learn More

Datasheet

418In Stock

Cut Tape

$5.79

$5.23

$5.03

$4.88

Reel

$4.57

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 200

800 mW

12 V

200 V, - 200 V

SMD/SMT

Power Transformers WE-FB LT3748 20 uH 60 W

750311783
Wurth Elektronik
1: $13.71
25In Stock
2,100Expected 2026-05-21

Mfr. Part #
750311783

Mouser Part #
710-750311783

Wurth Elektronik

Power Transformers WE-FB LT3748 20 uH 60 W

Learn More

Datasheet

25In Stock

2,100Expected 2026-05-21

Cut Tape

$13.71

$12.49

$12.03

$11.73

Reel

$11.44

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 100

60 W

19 V to 70 V

24 V

SMD/SMT

Power Transformers WE-FB LT3748 14 uH 30 W

750311797
Wurth Elektronik
1: $20.26
166In Stock

Mfr. Part #
750311797

Mouser Part #
710-750311797

Wurth Elektronik

Power Transformers WE-FB LT3748 14 uH 30 W

Learn More

Datasheet

166In Stock

Cut Tape

$20.26

$18.97

$18.14

Reel

$16.50

$14.86

MouseReel Available

Min.: 1
Mult.: 1

Reel: 125

30 W

18 V to 100 V

12 V

SMD/SMT

Power Transformers WE-FB LT3748 37 uH 25 W

750311889
Wurth Elektronik
1: $15.29
91In Stock

Mfr. Part #
750311889

Mouser Part #
710-750311889

Wurth Elektronik

Power Transformers WE-FB LT3748 37 uH 25 W

Learn More

Datasheet

91In Stock

Cut Tape

$15.29

$14.32

$13.71

Reel

$12.45

$11.21

MouseReel Available

Min.: 1
Mult.: 1

Reel: 100

25 W

28 V

250 V

SMD/SMT

Power Transformers WE-FB LT3748 6.78 uH 12 W

750311911
Wurth Elektronik
1: $16.19
94In Stock
192Expected 2026-03-12

Mfr. Part #
750311911

Mouser Part #
710-750311911

Wurth Elektronik

Power Transformers WE-FB LT3748 6.78 uH 12 W

Learn More

Datasheet

94In Stock

192Expected 2026-03-12

$16.19

$15.17

$14.51

$13.19

$11.87

Min.: 1
Mult.: 1

12 W

8 V to 24 V

15 V, 15 V, 15 V, 15 V

Through Hole

WE-FB Series Transformers

Types of Transformers

Mouser Electronics®

Company

Resources

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