Transformers – Mouser Ireland

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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 LT8302 9 uH 7.7 W

750313445
Wurth Elektronik
1: €3.05
1,077In Stock
1,000Expected 23/03/2026

Mfr. Part No.
750313445

Mouser Part No
710-750313445

Wurth Elektronik

Power Transformers MID-FLYLT LT8302 9 uH 7.7 W

Learn More

Datasheet

1,077In Stock

1,000Expected 23/03/2026

Cut Tape

€3.05

€2.76

€2.65

€2.57

Reel

€2.38

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

7.7 W

8 V to 32 V

24 V

SMD/SMT

Power Transformers MID-FLYLT LT8301 40 uH 3.6 W

750313974
Wurth Elektronik
1: €4.52
587In Stock
1,000Expected 17/03/2026

Mfr. Part No.
750313974

Mouser Part No
710-750313974

Wurth Elektronik

Power Transformers MID-FLYLT LT8301 40 uH 3.6 W

Learn More

Datasheet

587In Stock

1,000Expected 17/03/2026

Cut Tape

€4.52

€4.18

€3.80

€3.46

Reel

€3.14

€2.86

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

3.6 W

8 V to 32 V

5 V, 5 V

SMD/SMT

Power Transformers MID-FLYLT LT8301 40 uH 3.4 W

750313975
Wurth Elektronik
1: €4.52
1,076In Stock

Mfr. Part No.
750313975

Mouser Part No
710-750313975

Wurth Elektronik

Power Transformers MID-FLYLT LT8301 40 uH 3.4 W

Learn More

Datasheet

1,076In Stock

Cut Tape

€4.52

€4.18

€3.80

€3.46

Reel

€3.14

€2.86

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

3.4 W

8 V to 32 V

24 V, 24 V

SMD/SMT

Power Transformers MID-FLYLT LT8301 40 uH 3.4 W

750313976
Wurth Elektronik
1: €4.52
799In Stock

Mfr. Part No.
750313976

Mouser Part No
710-750313976

Wurth Elektronik

Power Transformers MID-FLYLT LT8301 40 uH 3.4 W

Learn More

Datasheet

799In Stock

Cut Tape

€4.52

€4.19

€3.81

€3.47

Reel

€3.15

€2.86

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

3.4 W

8 V to 32 V

48 V, 48 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 MID-FLYLT LT8300 350 uH 2.1 W

750311660
Wurth Elektronik
1: €4.15
895In Stock

Mfr. Part No.
750311660

Mouser Part No
710-750311660

Wurth Elektronik

Power Transformers MID-FLYLT LT8300 350 uH 2.1 W

Learn More

Datasheet

895In Stock

Cut Tape

€4.15

€3.84

€3.49

€3.17

Reel

€2.89

€2.62

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

2.1 W

36 V to 72 V

15 V

SMD/SMT

Power Transformers WE-FB SMD Flyback On REFDesign LTC8304

750315125
Wurth Elektronik
1: €3.42
1,209In Stock
1,000Expected 16/04/2026

Mfr. Part No.
750315125

Mouser Part No
710-750315125

Wurth Elektronik

Power Transformers WE-FB SMD Flyback On REFDesign LTC8304

Learn More

Datasheet

1,209In Stock

1,000Expected 16/04/2026

Cut Tape

€3.42

€3.27

€3.11

€2.96

Reel

€2.96

MouseReel Available

Min.: 1
Mult.: 1

Reel: 200

22.5 W

18 V to 72 V

5 V

SMD/SMT

Power Transformers MID-FLYLT LT8304 40 uH 14.4 W

750315836
Wurth Elektronik
1: €2.58
1,391In Stock

Mfr. Part No.
750315836

Mouser Part No
710-750315836

Wurth Elektronik

Power Transformers MID-FLYLT LT8304 40 uH 14.4 W

Learn More

Datasheet

1,391In Stock

Cut Tape

€2.58

€2.46

€2.35

€2.23

Reel

€2.00

MouseReel Available

Min.: 1
Mult.: 1

Reel: 200

14.4 W

36 V to 75 V

24 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
272In Stock

Mfr. Part No.
750032050

Mouser Part No
710-750032050

Wurth Elektronik

Power Transformers WE-FB LT3750 10 uH 36 W

Learn More

Datasheet

272In 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
217In 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

217In 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
54In 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

54In 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 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 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 MID-FLYLT LT8302 9 uH 8.8 W

750313441
Wurth Elektronik
1: €3.56
341In Stock

Mfr. Part No.
750313441

Mouser Part No
710-750313441

Wurth Elektronik

Power Transformers MID-FLYLT LT8302 9 uH 8.8 W

Learn More

Datasheet

341In Stock

Cut Tape

€3.56

€3.29

€2.99

€2.72

Reel

€2.48

€2.24

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

8.8 W

8 V to 32 V

5 V

SMD/SMT

Power Transformers MID-FLYLT LT8302 9 uH 8.6 W

750313457
Wurth Elektronik
1: €3.56
368In Stock

Mfr. Part No.
750313457

Mouser Part No
710-750313457

Wurth Elektronik

Power Transformers MID-FLYLT LT8302 9 uH 8.6 W

Learn More

Datasheet

368In Stock

Cut Tape

€3.56

€3.29

€2.99

€2.72

Reel

€2.48

€2.24

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

8.6 W

8 V to 32 V

48 V

SMD/SMT

Power Transformers MID-FLYLT LT8301 40 uH 3.3 W

750313970
Wurth Elektronik
1: €3.79
329In Stock

Mfr. Part No.
750313970

Mouser Part No
710-750313970

Wurth Elektronik

Power Transformers MID-FLYLT LT8301 40 uH 3.3 W

Learn More

Datasheet

329In Stock

Cut Tape

€3.79

€3.43

€3.29

€3.19

Reel

€2.96

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

3.3 W

18 V to 42 V

3.3 V, 3.3 V

SMD/SMT

Power Transformers MID-FLYLT LT8301 40 uH 3.3 W

750313973
Wurth Elektronik
1: €4.52
263In Stock

Mfr. Part No.
750313973

Mouser Part No
710-750313973

Wurth Elektronik

Power Transformers MID-FLYLT LT8301 40 uH 3.3 W

Learn More

Datasheet

263In Stock

Cut Tape

€4.52

€4.18

€3.80

€3.46

Reel

€3.14

€2.86

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

3.3 W

8 V to 32 V

3.3 V, 3.3 V

SMD/SMT

Power Transformers MID-FLYLT LT8303 150 uH 3.6 W

750315826
Wurth Elektronik
1: €2.71
585In Stock

Mfr. Part No.
750315826

Mouser Part No
710-750315826

Wurth Elektronik

Power Transformers MID-FLYLT LT8303 150 uH 3.6 W

Learn More

Datasheet

585In Stock

Cut Tape

€2.71

€2.57

€2.39

€2.17

Reel

€1.99

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

3.6 W

36 V to 72 V

5 V

SMD/SMT

Power Transformers MID-FLYLT LT8303 150 uH 3.1 W

750315829
Wurth Elektronik
1: €1.81
219In Stock
1,200Expected 05/03/2026

Mfr. Part No.
750315829

Mouser Part No
710-750315829

Wurth Elektronik

Power Transformers MID-FLYLT LT8303 150 uH 3.1 W

Learn More

Datasheet

219In Stock

1,200Expected 05/03/2026

Cut Tape

€1.81

€1.64

€1.57

€1.53

Reel

€1.38

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

3.1 W

36 V to 72 V

24 V

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
130In Stock

Mfr. Part No.
750310471

Mouser Part No
710-750310471

Wurth Elektronik

Power Transformers WE-FB LT3573 25 uH 10 W

Learn More

Datasheet

130In 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

WE-FB Flyback Transformers

Types of Transformers

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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