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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 8 uH 45 W

750311591
Wurth Elektronik
1: 12,35 €
231In Stock

Mfr. Part No.
750311591

Mouser Part No
710-750311591

Wurth Elektronik

Power Transformers WE-FB LT3748 8 uH 45 W

Learn More

Datasheet

231In Stock

Cut Tape

12,35 €

11,57 €

11,07 €

Reel

10,06 €

9,06 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 100

45 W

20 V to 48 V

15 V

SMD/SMT

Power Transformers WE-FB LT3575 9 uH 13.2 W

750311625
Wurth Elektronik
1: 10,08 €
321In Stock

Mfr. Part No.
750311625

Mouser Part No
710-750311625

Wurth Elektronik

Power Transformers WE-FB LT3575 9 uH 13.2 W

Learn More

Datasheet

321In Stock

Cut Tape

10,08 €

9,44 €

9,03 €

8,21 €

Reel

7,39 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 200

13.2 W

10 V to 40 V

3.3 V

SMD/SMT

Power Transformers WE-FB LT3748 400 uH 45 W

750311771
Wurth Elektronik
1: 12,35 €
1 192In Stock

Mfr. Part No.
750311771

Mouser Part No
710-750311771

Wurth Elektronik

Power Transformers WE-FB LT3748 400 uH 45 W

Learn More

Datasheet

1 192In Stock

Cut Tape

12,35 €

11,57 €

11,07 €

Reel

10,06 €

9,06 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 100

45 W

157 V to 629 VAC

15 V

SMD/SMT

Power Transformers WE-FB LT3748 9.07 uH 15 W

750311564
Wurth Elektronik
1: 8,32 €
1 757In Stock
800Expected 23/03/2026

Mfr. Part No.
750311564

Mouser Part No
710-750311564

Wurth Elektronik

Power Transformers WE-FB LT3748 9.07 uH 15 W

Learn More

Datasheet

1 757In Stock

800Expected 23/03/2026

Cut Tape

8,32 €

7,79 €

7,45 €

6,78 €

Reel

6,10 €

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: 6,05 €
386In Stock

Mfr. Part No.
750370040

Mouser Part No
710-750370040

Wurth Elektronik

Power Transformers WE-FB LT3573 30uH 5 W

Learn More

Datasheet

386In Stock

Cut Tape

6,05 €

5,67 €

5,42 €

4,93 €

Reel

4,43 €

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: 4,42 €
270In Stock

Mfr. Part No.
750032050

Mouser Part No
710-750032050

Wurth Elektronik

Power Transformers WE-FB LT3750 10 uH 36 W

Learn More

Datasheet

270In Stock

Cut Tape

4,42 €

4,36 €

4,09 €

3,68 €

Reel

3,68 €

3,27 €

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: 9,32 €
375In Stock

Mfr. Part No.
750032051

Mouser Part No
710-750032051

Wurth Elektronik

Power Transformers WE-FB LT3751 FLYBK TRANSFORMER EDF20 10 uH

Learn More

Datasheet

375In Stock

Cut Tape

9,32 €

8,74 €

8,35 €

Reel

7,59 €

6,84 €

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: 11,09 €
35In Stock

Mfr. Part No.
750310355

Mouser Part No
710-750310355

Wurth Elektronik

Power Transformers WE-FB LT3751 2.5 uH 127.5 W

Learn More

Datasheet

35In Stock

11,09 €

10,39 €

9,93 €

9,03 €

8,13 €

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: 10,08 €
137In Stock

Mfr. Part No.
750310617

Mouser Part No
710-750310617

Wurth Elektronik

Power Transformers WE-FB LT3748 4.5 uH 36 W

Learn More

Datasheet

137In Stock

Cut Tape

10,08 €

9,44 €

9,03 €

Reel

8,21 €

7,39 €

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: 3,11 €
212In Stock
200Expected 26/03/2026

Mfr. Part No.
750311486

Mouser Part No
710-750311486

Wurth Elektronik

Power Transformers WE-FB LT3748 100 uH 800 mW

Learn More

Datasheet

212In Stock

200Expected 26/03/2026

Cut Tape

3,11 €

2,88 €

2,80 €

2,74 €

Reel

2,65 €

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: 11,34 €
39In Stock

Mfr. Part No.
750311590

Mouser Part No
710-750311590

Wurth Elektronik

Power Transformers WE-FB LT3748 8 uH 45.6 W

Learn More

Datasheet

39In Stock

Cut Tape

11,34 €

10,62 €

10,17 €

Reel

9,24 €

8,32 €

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: 7,90 €
199In Stock

Mfr. Part No.
750311592

Mouser Part No
710-750311592

Wurth Elektronik

Power Transformers WE-FB LT3748 8 uH 45.6 W

Learn More

Datasheet

199In Stock

Cut Tape

7,90 €

7,13 €

6,83 €

6,62 €

Reel

6,42 €

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: 5,05 €
431In Stock

Mfr. Part No.
750311692

Mouser Part No
710-750311692

Wurth Elektronik

Power Transformers WE-FB LT3748 80 uH 300 mW

Learn More

Datasheet

431In Stock

Cut Tape

5,05 €

4,73 €

4,52 €

4,11 €

Reel

3,70 €

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: 4,05 €
35In Stock
1 000Expected 26/02/2026

Mfr. Part No.
750032052

Mouser Part No
710-750032052

Wurth Elektronik

Power Transformers WE-FB LT3751 10 uH

Learn More

Datasheet

35In Stock

1 000Expected 26/02/2026

Cut Tape

4,05 €

3,66 €

3,52 €

3,41 €

Reel

3,26 €

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 125

SMD/SMT

Power Transformers WE-FB LT3751 5 uH 75 W

750310349
Wurth Elektronik
1: 11,09 €
76In Stock

Mfr. Part No.
750310349

Mouser Part No
710-750310349

Wurth Elektronik

Power Transformers WE-FB LT3751 5 uH 75 W

Learn More

Datasheet

76In Stock

11,09 €

10,39 €

9,93 €

9,03 €

8,13 €

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: 6,30 €
118In Stock

Mfr. Part No.
750310471

Mouser Part No
710-750310471

Wurth Elektronik

Power Transformers WE-FB LT3573 25 uH 10 W

Learn More

Datasheet

118In Stock

Cut Tape

6,30 €

5,90 €

5,64 €

5,13 €

Reel

4,62 €

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: 12,35 €
85In Stock

Mfr. Part No.
750310988

Mouser Part No
710-750310988

Wurth Elektronik

Power Transformers WE-FB LT3748 14 uH 40 W

Learn More

Datasheet

85In Stock

Cut Tape

12,35 €

11,57 €

11,07 €

Reel

10,06 €

9,06 €

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: 9,08 €
232In Stock

Mfr. Part No.
750311342

Mouser Part No
710-750311342

Wurth Elektronik

Power Transformers WE-FB LT3575 15 uH 15 W

Learn More

Datasheet

232In Stock

Cut Tape

9,08 €

8,51 €

8,14 €

7,40 €

Reel

6,66 €

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: 6,54 €
265In Stock

Mfr. Part No.
750311457

Mouser Part No
710-750311457

Wurth Elektronik

Power Transformers WE-FB LT3748 50 uH 20 W

Learn More

Datasheet

265In Stock

Cut Tape

6,54 €

5,90 €

5,67 €

5,49 €

Reel

5,15 €

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: 6,98 €
85In Stock
250Expected 12/03/2026

Mfr. Part No.
750311607

Mouser Part No
710-750311607

Wurth Elektronik

Power Transformers WE-FB LT3748 14 uH 30 W

Learn More

Datasheet

85In Stock

250Expected 12/03/2026

Cut Tape

6,98 €

6,41 €

6,19 €

6,06 €

Reel

5,89 €

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: 8,32 €
54In Stock

Mfr. Part No.
750311624

Mouser Part No
710-750311624

Wurth Elektronik

Power Transformers WE-FB LT3748 9 uH 15 W

Learn More

Datasheet

54In Stock

Cut Tape

8,32 €

7,80 €

7,46 €

6,79 €

Reel

6,11 €

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: 3,24 €
418In Stock

Mfr. Part No.
750311681

Mouser Part No
710-750311681

Wurth Elektronik

Power Transformers WE-FB LT3748 100 uH 800 mW

Learn More

Datasheet

418In Stock

Cut Tape

3,24 €

2,93 €

2,82 €

2,73 €

Reel

2,56 €

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: 7,68 €
25In Stock
2 100Expected 21/05/2026

Mfr. Part No.
750311783

Mouser Part No
710-750311783

Wurth Elektronik

Power Transformers WE-FB LT3748 20 uH 60 W

Learn More

Datasheet

25In Stock

2 100Expected 21/05/2026

Cut Tape

7,68 €

7,00 €

6,74 €

6,57 €

Reel

6,41 €

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: 11,35 €
166In Stock

Mfr. Part No.
750311797

Mouser Part No
710-750311797

Wurth Elektronik

Power Transformers WE-FB LT3748 14 uH 30 W

Learn More

Datasheet

166In Stock

Cut Tape

11,35 €

10,63 €

10,17 €

Reel

9,25 €

8,32 €

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: 8,57 €
91In Stock

Mfr. Part No.
750311889

Mouser Part No
710-750311889

Wurth Elektronik

Power Transformers WE-FB LT3748 37 uH 25 W

Learn More

Datasheet

91In Stock

Cut Tape

8,57 €

8,02 €

7,68 €

Reel

6,97 €

6,28 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 100

25 W

28 V

250 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