Transformers – Mouser Singapore

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WE-FB Flyback Transformers

Würth Elektronik WE-FB Flyback Transformers provide a straightforward design solution, requiring fewer external components and occupying minimal board space. These cost-effective transformers are compatible with multiple Linear Technologies (LT) chipsets, ensuring reliable voltage control over the long term. With an isolation voltage of up to 2.5kV, Würth Elektronik WE-FB Flyback Transformers deliver sustained performance and safety.

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Part #

Power Transformers MID-FLYLT LT3512 175 uH 2 W

750311559
Wurth Elektronik
1: $6.63
266In Stock

Mfr. Part No.
750311559

Mouser Part No
710-750311559

Wurth Elektronik

Power Transformers MID-FLYLT LT3512 175 uH 2 W

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Datasheet

266In Stock

Cut Tape

$6.63

$5.99

$5.75

$5.57

Reel

$5.13

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

2 W

35 V to 75 V

5 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

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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 MID-FLYLT LT8300 300 uH 1.7 W

750312558
Wurth Elektronik
1: $5.06
413In Stock

Mfr. Part No.
750312558

Mouser Part No
710-750312558

Wurth Elektronik

Power Transformers MID-FLYLT LT8300 300 uH 1.7 W

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Datasheet

413In Stock

Cut Tape

$5.06

$4.59

$4.39

$4.27

Reel

$3.92

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

1.7 W

36 V to 72 V

12 V, 12 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

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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

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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

Audio Transformers / Signal Transformers WE-DSL VDSL 700uH +-10%

750510348
Wurth Elektronik
1: $6.62
105In Stock

Mfr. Part No.
750510348

Mouser Part No
710-750510348

Wurth Elektronik

Audio Transformers / Signal Transformers WE-DSL VDSL 700uH +-10%

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Datasheet

105In Stock

Cut Tape

$6.62

$6.53

$6.13

$5.52

Reel

$5.52

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 350

Power Transformers MID-IBTI LM20242 66 uH 15.2 W

750342156
Wurth Elektronik
1: $7.05
203In Stock

Mfr. Part No.
750342156

Mouser Part No
710-750342156

Wurth Elektronik

Power Transformers MID-IBTI LM20242 66 uH 15.2 W

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Datasheet

203In Stock

Cut Tape

$7.05

$6.52

$5.94

$5.39

Reel

$4.91

$4.45

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

15.2 W

15 V to 40 V

12.7 V, 12.7 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 MID-FLYLT 9-36V 50-200kHz

750315832
Wurth Elektronik
1: $3.42
372In Stock

Mfr. Part No.
750315832

Mouser Part No
710-750315832

Wurth Elektronik

Power Transformers MID-FLYLT 9-36V 50-200kHz

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Datasheet

372In Stock

Cut Tape

$3.42

$3.24

$3.02

$2.74

Reel

$2.50

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

1.5 W

9 V to 36 V

100 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 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

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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 MID-IBTI LM5017MRX 45 uH 1.5 W

750314462
Wurth Elektronik
1: $6.63
104In Stock

Mfr. Part No.
750314462

Mouser Part No
710-750314462

Wurth Elektronik

Power Transformers MID-IBTI LM5017MRX 45 uH 1.5 W

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Datasheet

104In Stock

Cut Tape

$6.63

$6.13

$5.57

$5.07

Reel

$4.61

$4.18

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

1.5 W

16 V to 36 V

5 V, 12 V, - 12 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 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 Flyback 33.8uH 1.0A 10% TOL

750314226
Wurth Elektronik
1: $12.70
247In Stock

Mfr. Part No.
750314226

Mouser Part No
710-750314226

Wurth Elektronik

Power Transformers WE-FB Flyback 33.8uH 1.0A 10% TOL

Learn More

Datasheet

247In Stock

Cut Tape

$12.70

$12.54

$11.76

$10.58

Reel

$10.58

$9.41

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

4.5 W

15 V to 40 V

15 V, 15 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 MID-FLYLT LT8302 12 uH 6 W

750313460
Wurth Elektronik
1: $4.93
427In Stock

Mfr. Part No.
750313460

Mouser Part No
710-750313460

Wurth Elektronik

Power Transformers MID-FLYLT LT8302 12 uH 6 W

Learn More

Datasheet

427In Stock

Cut Tape

$4.93

$4.46

$4.28

$4.16

Reel

$3.86

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

6 W

4 V to 8 V

5 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 MID-FLYLT LT8304

750315839
Wurth Elektronik
1: $7.85
188In Stock

Mfr. Part No.
750315839

Mouser Part No
710-750315839

Wurth Elektronik

Power Transformers MID-FLYLT LT8304

Datasheet

188In Stock

Cut Tape

$7.85

$7.30

$6.87

$6.44

$6.00

Reel

$5.41

Min.: 1
Mult.: 1

Reel: 200

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
900In 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

900In 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
425In Stock

Mfr. Part No.
750311308

Mouser Part No
710-750311308

Wurth Elektronik

Power Transformers WE-FB LT3574 3 uH 12 W

Learn More

Datasheet

425In 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

Power Transformers WE-FB LT3748 8 uH 45 W

750311591
Wurth Elektronik
1: $19.96
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

$19.96

$18.70

$17.89

Reel

$16.26

$14.64

MouseReel Available

Min.: 1
Mult.: 1

Reel: 100

45 W

20 V to 48 V

15 V

SMD/SMT

Power Transformers WE-FB LT3748 400 uH 45 W

750311771
Wurth Elektronik
1: $19.96
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

$19.96

$18.70

$17.89

Reel

$16.26

$14.64

MouseReel Available

Min.: 1
Mult.: 1

Reel: 100

45 W

157 V to 629 VAC

15 V

SMD/SMT

Power Transformers MID-FLYLT LT8302 9 uH 9 W

750313443
Wurth Elektronik
1: $5.75
1,356In Stock

Mfr. Part No.
750313443

Mouser Part No
710-750313443

Wurth Elektronik

Power Transformers MID-FLYLT LT8302 9 uH 9 W

Learn More

Datasheet

1,356In Stock

Cut Tape

$5.75

$5.32

$4.84

$4.39

Reel

$4.00

$3.63

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

9 W

8 V to 32 V

12 V, 12 V

SMD/SMT

WE-FB Flyback Transformers

Types of Transformers

Customer Service Office

Company

Resources

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100 mW
150 mW
300 mW
600 mW
700 mW
800 mW
1 W
1.1 W
1.2 W
1.3 W
1.4 W
1.5 W
1.6 W
1.7 W
1.8 W
1.9 W
2 W
2.1 W
2.3 W
2.5 W

2 V to 5.5 V
2.5 V to 3.5 V
3 V to 24 V
3 V to 6 V
4 V to 8 V
5 V
5 V to 32 V
6 V to 12.6 V
7 V to 26 V
8 V to 15 V
8 V to 24 V
8 V to 28 V
8 V to 32 V
8 V to 40 V
8 V to 70 V
9 V to 15 V
9 V to 16 V
9 V to 18 V
9 V to 30 V
9 V to 36 V

- 17.5 V, 17.5 V
3.3 V
3.3 V, 3.3 V
5 V
5 V, - 5 V
5 V, 12 V, - 12 V
5 V, 15 V, 15 V
5 V, 5 V
5 V, 7.5 V, 10 V
7 V
7 V, 5 V, - 5 V, - 7 V
9 V
9 V, 16 V, 9 V, 16 V
10 V
10 V, 5 V
10 V, 5 V, - 5 V, - 10 V
12 V
12 V, 12 V
12 V, 12 V, - 5 V, - 5 V
12.7 V, 12.7 V