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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 - Board Mount WE-FB LT3751 5 uH 75 W

750310349
Wurth Elektronik
1: Rp236.663
118In Stock

Mfr. Part No.
750310349

Mouser Part No
710-750310349

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3751 5 uH 75 W

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Datasheet

118In Stock

Rp236.663

Rp221.620

Rp211.896

Rp192.633

View

Min.: 1
Mult.: 1

Power Transformers - Board Mount WE-FB LT3573 63 uH 10 W

750310564
Wurth Elektronik
1: Rp92.097
212In Stock

Mfr. Part No.
750310564

Mouser Part No
710-750310564

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3573 63 uH 10 W

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Datasheet

212In Stock

Cut Tape

Rp92.097

Rp85.492

Rp72.283

Reel

Rp65.679

Rp54.304

MouseReel Available

Min.: 1
Mult.: 1

: 250

Power Transformers - Board Mount WE-FB LT3748 4.5 uH 36 W

750310617
Wurth Elektronik
1: Rp192.816
16In Stock

Mfr. Part No.
750310617

Mouser Part No
710-750310617

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3748 4.5 uH 36 W

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Datasheet

16In Stock

Cut Tape

Rp192.816

Rp173.920

Rp166.949

Rp164.564

Reel

Rp161.445

View

MouseReel Available

Min.: 1
Mult.: 1

: 120

Power Transformers - Board Mount WE-FB LT3573 25 uH 5.6 W

750310799
Wurth Elektronik
1: Rp62.743
127In Stock
1.200On Order

Mfr. Part No.
750310799

Mouser Part No
710-750310799

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3573 25 uH 5.6 W

Learn More

Datasheet

127In Stock

1.200On Order

Cut Tape

Rp62.743

Reel

Rp62.743

Rp60.358

MouseReel Available

Min.: 1
Mult.: 1

: 300

Power Transformers - Board Mount WE-FB LT3574 3 uH 12 W

750311308
Wurth Elektronik
1: Rp126.037
38In Stock
200Expected 27/08/2026

Mfr. Part No.
750311308

Mouser Part No
710-750311308

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3574 3 uH 12 W

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Datasheet

38In Stock

200Expected 27/08/2026

Cut Tape

Rp126.037

Rp113.745

Rp109.159

Rp105.856

Reel

Rp98.151

View

MouseReel Available

Min.: 1
Mult.: 1

: 200

Power Transformers - Board Mount WE-FB LT3575 15 uH 15 W

750311342
Wurth Elektronik
1: Rp128.422
232In Stock

Mfr. Part No.
750311342

Mouser Part No
710-750311342

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3575 15 uH 15 W

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Datasheet

232In Stock

Cut Tape

Rp128.422

Rp119.249

Reel

Rp91.730

MouseReel Available

Min.: 1
Mult.: 1

: 250

Power Transformers - Board Mount WE-FB LT3748 15 uH 30 W

750311385
Wurth Elektronik
1: Rp172.085
205In Stock

Mfr. Part No.
750311385

Mouser Part No
710-750311385

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3748 15 uH 30 W

Learn More

Datasheet

205In Stock

Cut Tape

Rp172.085

Rp161.078

Reel

Rp140.163

Rp126.037

Quote

MouseReel Available

Min.: 1
Mult.: 1

: 125

Power Transformers - Board Mount WE-FB LT3748 100 uH 12 W

750311424
Wurth Elektronik
1: Rp71.549
143In Stock

Mfr. Part No.
750311424

Mouser Part No
710-750311424

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3748 100 uH 12 W

Learn More

Datasheet

143In Stock

Cut Tape

Rp71.549

Reel

Rp51.736

Quote

MouseReel Available

Min.: 1
Mult.: 1

: 200

Power Transformers - Board Mount WE-FB LT3748 37 uH 25.2 W

750311439
Wurth Elektronik
1: Rp84.575
49In Stock
800Expected 05/11/2026

Mfr. Part No.
750311439

Mouser Part No
710-750311439

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3748 37 uH 25.2 W

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Datasheet

49In Stock

800Expected 05/11/2026

Cut Tape

Rp84.575

Rp79.805

Rp75.035

Rp70.449

Reel

Rp65.679

Rp57.790

MouseReel Available

Min.: 1
Mult.: 1

: 200

Power Transformers - Board Mount WE-FB LT3748 50 uH 20 W

750311457
Wurth Elektronik
1: Rp149.887
62In Stock

Mfr. Part No.
750311457

Mouser Part No
710-750311457

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3748 50 uH 20 W

Learn More

Datasheet

62In Stock

Cut Tape

Rp149.887

Rp139.246

Reel

Rp107.141

Quote

MouseReel Available

Min.: 1
Mult.: 1

: 200

Power Transformers - Board Mount WE-FB LT3748 15 uH 13.2 W

750311458
Wurth Elektronik
1: Rp145.484
53In Stock

Mfr. Part No.
750311458

Mouser Part No
710-750311458

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3748 15 uH 13.2 W

Learn More

Datasheet

53In Stock

Cut Tape

Rp145.484

Rp135.027

Reel

Rp103.838

MouseReel Available

Min.: 1
Mult.: 1

: 200

Power Transformers - Board Mount WE-FB LT3748 100 uH 800 mW

750311486
Wurth Elektronik
1: Rp107.508
90In Stock
400Expected 05/11/2026

Mfr. Part No.
750311486

Mouser Part No
710-750311486

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3748 100 uH 800 mW

Learn More

Datasheet

90In Stock

400Expected 05/11/2026

Cut Tape

Rp107.508

Rp100.720

Rp96.317

Rp87.510

Reel

Rp78.704

MouseReel Available

Min.: 1
Mult.: 1

: 200

Power Transformers - Board Mount MID-FLYLT LT3512 175 uH 2 W

750311559
Wurth Elektronik
1: Rp84.025
229In Stock

Mfr. Part No.
750311559

Mouser Part No
710-750311559

Wurth Elektronik

Power Transformers - Board Mount MID-FLYLT LT3512 175 uH 2 W

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Datasheet

229In Stock

Cut Tape

Rp84.025

Rp77.971

Reel

Rp59.991

MouseReel Available

Min.: 1
Mult.: 1

: 300

Power Transformers - Board Mount WE-FB LT3748 9.07 uH 15 W

750311564
Wurth Elektronik
1: Rp77.604
679In Stock
4.600On Order

Mfr. Part No.
750311564

Mouser Part No
710-750311564

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3748 9.07 uH 15 W

Learn More

Datasheet

679In Stock

4.600On Order

Cut Tape

Rp77.604

Rp73.017

Rp68.431

Rp66.596

Reel

Rp66.596

Quote

MouseReel Available

Min.: 1
Mult.: 1

: 200

Power Transformers - Board Mount WE-FB LT3748 8 uH 45.6 W

750311590
Wurth Elektronik
1: Rp241.984
139In Stock

Mfr. Part No.
750311590

Mouser Part No
710-750311590

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3748 8 uH 45.6 W

Learn More

Datasheet

139In Stock

Cut Tape

Rp241.984

Rp226.573

Reel

Rp197.036

Rp177.406

MouseReel Available

Min.: 1
Mult.: 1

: 100

Power Transformers - Board Mount WE-FB LT3748 8 uH 45 W

750311591
Wurth Elektronik
1: Rp263.449
127In Stock

Mfr. Part No.
750311591

Mouser Part No
710-750311591

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3748 8 uH 45 W

Learn More

Datasheet

127In Stock

Cut Tape

Rp263.449

Rp246.754

Reel

Rp214.648

Rp193.183

MouseReel Available

Min.: 1
Mult.: 1

: 100

Power Transformers - Board Mount WE-FB LT3748 8 uH 45.6 W

750311592
Wurth Elektronik
1: Rp263.449
45In Stock
400Expected 17/09/2026

Mfr. Part No.
750311592

Mouser Part No
710-750311592

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3748 8 uH 45.6 W

Learn More

Datasheet

45In Stock

400Expected 17/09/2026

Cut Tape

Rp263.449

Rp246.754

Reel

Rp214.648

Rp193.183

MouseReel Available

Min.: 1
Mult.: 1

: 100

Power Transformers - Board Mount WE-FB LT3748 8 uH 30 W

750311599
Wurth Elektronik
1: Rp215.015
109In Stock
125Expected 01/04/2027

Mfr. Part No.
750311599

Mouser Part No
710-750311599

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3748 8 uH 30 W

Learn More

Datasheet

109In Stock

125Expected 01/04/2027

Cut Tape

Rp215.015

Rp201.439

Reel

Rp175.204

Rp157.592

MouseReel Available

Min.: 1
Mult.: 1

: 125

Power Transformers - Board Mount WE-FB LT3748 8 uH 31.2 W

750311604
Wurth Elektronik
1: Rp146.218
321In Stock

Mfr. Part No.
750311604

Mouser Part No
710-750311604

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3748 8 uH 31.2 W

Learn More

Datasheet

321In Stock

Cut Tape

Rp146.218

Rp135.027

Reel

Rp112.461

Rp99.435

Rp90.813

MouseReel Available

Min.: 1
Mult.: 1

: 125

Power Transformers - Board Mount WE-FB LT3748 14 uH 30 W

750311607
Wurth Elektronik
1: Rp169.517
56In Stock
250Expected 27/08/2026

Mfr. Part No.
750311607

Mouser Part No
710-750311607

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3748 14 uH 30 W

Learn More

Datasheet

56In Stock

250Expected 27/08/2026

Cut Tape

Rp169.517

Rp156.491

Rp143.466

Reel

Rp130.440

Rp107.508

Rp94.482

MouseReel Available

Min.: 1
Mult.: 1

: 125

Power Transformers - Board Mount WE-FB LT3748 12 uH 31.2 W

750311608
Wurth Elektronik
1: Rp142.365
179In Stock

Mfr. Part No.
750311608

Mouser Part No
710-750311608

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3748 12 uH 31.2 W

Learn More

Datasheet

179In Stock

Cut Tape

Rp142.365

Rp132.275

Reel

Rp132.275

Rp101.820

MouseReel Available

Min.: 1
Mult.: 1

: 125

Power Transformers - Board Mount WE-FB LT3748 9 uH 15 W

750311624
Wurth Elektronik
1: Rp143.099
323In Stock

Mfr. Part No.
750311624

Mouser Part No
710-750311624

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3748 9 uH 15 W

Learn More

Datasheet

323In Stock

Cut Tape

Rp143.099

Rp133.009

Rp112.461

Reel

Rp102.187

Rp84.392

MouseReel Available

Min.: 1
Mult.: 1

: 200

Power Transformers - Board Mount WE-FB LT3575 9 uH 13.2 W

750311625
Wurth Elektronik
1: Rp154.657
4In Stock
200Expected 27/08/2026

Mfr. Part No.
750311625

Mouser Part No
710-750311625

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3575 9 uH 13.2 W

Learn More

Datasheet

4In Stock

200Expected 27/08/2026

Cut Tape

Rp154.657

Rp142.732

Rp119.066

Reel

Rp98.151

Rp86.226

MouseReel Available

Min.: 1
Mult.: 1

: 200

Power Transformers - Board Mount WE-FB LT3748 60 uH 150 mW

750311691
Wurth Elektronik
1: Rp107.508
453In Stock

Mfr. Part No.
750311691

Mouser Part No
710-750311691

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3748 60 uH 150 mW

Learn More

Datasheet

453In Stock

Cut Tape

Rp107.508

Rp100.720

Rp96.317

Rp87.510

Rp78.704

Reel

Rp78.704

MouseReel Available

Min.: 1
Mult.: 1

: 800

Power Transformers - Board Mount WE-FB LT3748 80 uH 300 mW

750311692
Wurth Elektronik
1: Rp107.691
350In Stock

Mfr. Part No.
750311692

Mouser Part No
710-750311692

Wurth Elektronik

Power Transformers - Board Mount WE-FB LT3748 80 uH 300 mW

Learn More

Datasheet

350In Stock

Cut Tape

Rp107.691

Rp100.903

Rp96.500

Rp87.694

Reel

Rp78.888

MouseReel Available

Min.: 1
Mult.: 1

: 350

WE-FB Flyback Transformers

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WE-FB Flyback Transformers

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