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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 37 uH 25.2 W

750311439
Wurth Elektronik
1: Rp121.084
316In 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

316In Stock

Cut Tape

Rp121.084

Rp109.526

Rp106.223

Rp104.756

Reel

Rp102.738

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: Rp177.406
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

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Datasheet

1.757In Stock

800Expected 23/03/2026

Cut Tape

Rp177.406

Rp166.215

Rp158.876

Rp144.566

Reel

Rp130.073

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: Rp128.972
386In Stock

Mfr. Part No.
750370040

Mouser Part No
710-750370040

Wurth Elektronik

Power Transformers WE-FB LT3573 30uH 5 W

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Datasheet

386In Stock

Cut Tape

Rp128.972

Rp120.900

Rp115.580

Rp105.123

Reel

Rp94.482

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: Rp94.298
269In Stock

Mfr. Part No.
750032050

Mouser Part No
710-750032050

Wurth Elektronik

Power Transformers WE-FB LT3750 10 uH 36 W

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Datasheet

269In Stock

Cut Tape

Rp94.298

Rp93.014

Rp87.144

Rp78.521

Reel

Rp78.521

Rp69.715

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: Rp198.871
375In Stock

Mfr. Part No.
750032051

Mouser Part No
710-750032051

Wurth Elektronik

Power Transformers WE-FB LT3751 FLYBK TRANSFORMER EDF20 10 uH

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Datasheet

375In Stock

Cut Tape

Rp198.871

Rp186.395

Rp178.140

Reel

Rp161.995

Rp145.851

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: Rp236.663
35In Stock

Mfr. Part No.
750310355

Mouser Part No
710-750310355

Wurth Elektronik

Power Transformers WE-FB LT3751 2.5 uH 127.5 W

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Datasheet

35In Stock

Rp236.663

Rp221.620

Rp211.896

Rp192.633

Rp173.370

Min.: 1
Mult.: 1

127.5 W

24 V

75 V

Through Hole

Power Transformers WE-FB LT3573 25 uH 9.6 W

750310563
Wurth Elektronik
1: Rp134.293
163In 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

163In Stock

Cut Tape

Rp134.293

Rp124.386

Rp119.249

Rp115.580

Reel

Rp108.425

View

Min.: 1
Mult.: 1

Reel: 200

9.6 W

18 V to 30 V

12 V

SMD/SMT

Power Transformers WE-FB LT3748 4.5 uH 36 W

750310617
Wurth Elektronik
1: Rp215.015
137In Stock

Mfr. Part No.
750310617

Mouser Part No
710-750310617

Wurth Elektronik

Power Transformers WE-FB LT3748 4.5 uH 36 W

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Datasheet

137In Stock

Cut Tape

Rp215.015

Rp201.439

Rp192.633

Reel

Rp175.204

Rp157.592

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: Rp66.413
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

Rp66.413

Rp61.459

Rp59.625

Rp58.524

Reel

Rp56.506

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: Rp241.984
36In Stock

Mfr. Part No.
750311590

Mouser Part No
710-750311590

Wurth Elektronik

Power Transformers WE-FB LT3748 8 uH 45.6 W

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Datasheet

36In Stock

Cut Tape

Rp241.984

Rp226.573

Rp216.850

Reel

Rp197.036

Rp177.406

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: Rp168.600
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

Rp168.600

Rp152.088

Rp145.667

Rp141.264

Reel

Rp136.861

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: Rp107.691
431In Stock

Mfr. Part No.
750311692

Mouser Part No
710-750311692

Wurth Elektronik

Power Transformers WE-FB LT3748 80 uH 300 mW

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Datasheet

431In Stock

Cut Tape

Rp107.691

Rp100.903

Rp96.500

Rp87.694

Reel

Rp78.888

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 5 uH 75 W

750310349
Wurth Elektronik
1: Rp236.663
74In Stock

Mfr. Part No.
750310349

Mouser Part No
710-750310349

Wurth Elektronik

Power Transformers WE-FB LT3751 5 uH 75 W

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Datasheet

74In Stock

Rp236.663

Rp221.620

Rp211.896

Rp192.633

Rp173.370

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: Rp134.293
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

Rp134.293

Rp125.854

Rp120.350

Rp109.526

Reel

Rp98.518

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: Rp263.449
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

Rp263.449

Rp246.754

Rp236.113

Reel

Rp214.648

Rp193.183

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: Rp193.734
232In Stock

Mfr. Part No.
750311342

Mouser Part No
710-750311342

Wurth Elektronik

Power Transformers WE-FB LT3575 15 uH 15 W

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Datasheet

232In Stock

Cut Tape

Rp193.734

Rp181.442

Rp173.553

Rp157.776

Reel

Rp141.998

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: Rp139.613
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

Rp139.613

Rp125.854

Rp120.900

Rp117.047

Reel

Rp109.893

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: Rp148.970
85In Stock
250Expected 19/03/2026

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 19/03/2026

Cut Tape

Rp148.970

Rp136.678

Rp132.091

Rp129.339

Reel

Rp125.670

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: Rp177.589
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

Rp177.589

Rp166.398

Rp159.060

Rp144.750

Reel

Rp130.257

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: Rp69.164
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

Rp69.164

Rp62.560

Rp60.175

Rp58.340

Reel

Rp54.671

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: Rp163.830
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

Rp163.830

Rp149.336

Rp143.833

Rp140.163

Reel

Rp136.678

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: Rp242.167
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

Rp242.167

Rp226.757

Rp216.850

Reel

Rp197.220

Rp177.589

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: Rp182.726
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

Rp182.726

Rp171.168

Rp163.830

Reel

Rp148.786

Rp133.926

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: Rp193.550
94In Stock
192Expected 19/03/2026

Mfr. Part No.
750311911

Mouser Part No
710-750311911

Wurth Elektronik

Power Transformers WE-FB LT3748 6.78 uH 12 W

Learn More

Datasheet

94In Stock

192Expected 19/03/2026

Rp193.550

Rp181.258

Rp173.370

Rp157.592

Rp141.815

Min.: 1
Mult.: 1

12 W

8 V to 24 V

15 V, 15 V, 15 V, 15 V

Through Hole

Power Transformers WE-FB LTC3300 3.46 uH 5 W

750312504
Wurth Elektronik
1: Rp87.510
56In Stock
1.000Expected 19/03/2026

Mfr. Part No.
750312504

Mouser Part No
710-750312504

Wurth Elektronik

Power Transformers WE-FB LTC3300 3.46 uH 5 W

Learn More

Datasheet

56In Stock

1.000Expected 19/03/2026

Cut Tape

Rp87.510

Rp79.255

Rp75.952

Rp73.567

Reel

Rp68.981

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 200

5 W

2 V to 5.5 V

20 V

SMD/SMT

WE-FB Series Transformers

Types of Transformers

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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