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Flyback Transformers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (HKD) Filter the results in the table by unit price based on your quantity.	Qty.	Power Rating	Primary Voltage Rating	Secondary Voltage Rating	Mounting Style
Power Transformers - Board Mount WE-FB LT3748 100 uH 12 W 750311424 Wurth Elektronik 1: HK$32.06 71In 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 about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	71In Stock	Cut Tape HK$32.06 Reel HK$23.18 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 200	12 W	36 V	12 V	SMD/SMT
Power Transformers - Board Mount WE-FB LT3748 50 uH 20 W 750311457 Wurth Elektronik 1: HK$67.16 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 about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	62In Stock	Cut Tape HK$67.16 HK$62.39 Reel HK$48.00 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 200	20 W	36 V	5 V	SMD/SMT
Power Transformers - Board Mount WE-FB LT3748 15 uH 13.2 W 750311458 Wurth Elektronik 1: HK$65.18 45In Stock 200Expected 2/11/2026	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 about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	45In Stock 200Expected 2/11/2026	Cut Tape HK$65.18 HK$60.50 Reel HK$46.53 MouseReel Available	Min.: 1 Mult.: 1 : 200	13.2 W	36 V	3.3 V	SMD/SMT
Power Transformers - Board Mount WE-FB LT3748 100 uH 800 mW 750311486 Wurth Elektronik 1: HK$48.17 77In Stock 400Expected 12/11/2026	Mfr. Part No. 750311486 Mouser Part No 710-750311486	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3748 100 uH 800 mW Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	77In Stock 400Expected 12/11/2026	Cut Tape HK$48.17 HK$45.13 HK$43.16 HK$39.21 Reel HK$35.26 MouseReel Available	Min.: 1 Mult.: 1 : 200	800 mW	12 V	- 200 V, 200 V	SMD/SMT
Power Transformers - Board Mount WE-FB LT3748 9.07 uH 15 W 750311564 Wurth Elektronik 1: HK$34.77 195In Stock 9,200On 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 about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	195In Stock 9,200On Order On Order Ship Dates Mfr. No: 750311564 Stock: 195 Can Dispatch Immediately On Order: 3,600 Expected 19/11/2026 2,200 Expected 13/5/2027 3,400 Expected 27/5/2027 Factory Lead Time: 17 Weeks	Cut Tape HK$34.77 HK$32.72 HK$30.66 HK$29.84 Reel HK$29.84 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 200	15 W	10 V to 40 V	5 V	SMD/SMT
Power Transformers - Board Mount WE-FB LT3748 8 uH 45.6 W 750311590 Wurth Elektronik 1: HK$108.42 127In 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 about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	127In Stock	Cut Tape HK$108.42 HK$101.52 Reel HK$88.28 HK$79.49 MouseReel Available	Min.: 1 Mult.: 1 : 100	45.6 W	20 V to 48 V	12 V	SMD/SMT
Power Transformers - Board Mount WE-FB LT3748 12 uH 45.6 W 750311596 Wurth Elektronik 1: HK$118.04 31In Stock	Mfr. Part No. 750311596 Mouser Part No 710-750311596	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3748 12 uH 45.6 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	31In Stock	Cut Tape HK$118.04 HK$110.56 Reel HK$110.56 HK$86.56 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 100	45.6 W	30 V to 75 V	24 V	SMD/SMT
Power Transformers - Board Mount WE-FB LT3748 8 uH 30 W 750311599 Wurth Elektronik 1: HK$96.34 108In Stock 125Expected 26/11/2026	Mfr. Part No. 750311599 Mouser Part No 710-750311599	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3748 8 uH 30 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	108In Stock 125Expected 26/11/2026	Cut Tape HK$96.34 HK$90.26 Reel HK$78.50 HK$70.61 MouseReel Available	Min.: 1 Mult.: 1 : 125	30 W	20 V to 48 V	15 V	SMD/SMT
Power Transformers - Board Mount WE-FB LT3748 8 uH 31.2 W 750311604 Wurth Elektronik 1: HK$65.51 295In 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 about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	295In Stock	Cut Tape HK$65.51 HK$60.50 Reel HK$50.39 HK$44.55 HK$40.69 MouseReel Available	Min.: 1 Mult.: 1 : 125	31.2 W	20 V to 48 V	24 V	SMD/SMT
Power Transformers - Board Mount WE-FB LT3748 12 uH 31.2 W 750311608 Wurth Elektronik 1: HK$63.79 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 about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	179In Stock	Cut Tape HK$63.79 HK$59.27 Reel HK$59.27 HK$45.62 MouseReel Available	Min.: 1 Mult.: 1 : 125	31.2 W	30 V to 75 V	24 V	SMD/SMT
Power Transformers - Board Mount WE-FB LT3748 9 uH 15 W 750311624 Wurth Elektronik 1: HK$64.12 73In Stock 200Expected 2/11/2026	Mfr. Part No. 750311624 Mouser Part No 710-750311624	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3748 9 uH 15 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	73In Stock 200Expected 2/11/2026	Cut Tape HK$64.12 HK$59.60 HK$50.39 Reel HK$45.79 HK$37.81 MouseReel Available	Min.: 1 Mult.: 1 : 200	15 W	10 V to 40 V	15 V	SMD/SMT
Power Transformers - Board Mount WE-FB LT3748 100 uH 800 mW 750311681 Wurth Elektronik 1: HK$28.36 355In Stock 400Expected 25/1/2027	Mfr. Part No. 750311681 Mouser Part No 710-750311681	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3748 100 uH 800 mW Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	355In Stock 400Expected 25/1/2027	Cut Tape HK$28.36 HK$26.30 HK$24.50 HK$22.77 Reel HK$20.88 View HK$18.25 Quote MouseReel Available	Min.: 1 Mult.: 1 : 200	800 mW	12 V	- 200 V, 200 V	SMD/SMT
Power Transformers - Board Mount WE-FB LT3748 60 uH 150 mW 750311691 Wurth Elektronik 1: HK$48.17 450In 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 about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	450In Stock	Cut Tape HK$48.17 HK$45.13 HK$43.16 HK$39.21 HK$35.26 Reel HK$35.26 MouseReel Available	Min.: 1 Mult.: 1 : 800	150 mW	8 V to 15 V	150 V	SMD/SMT
Power Transformers - Board Mount WE-FB LT3748 80 uH 300 mW 750311692 Wurth Elektronik 1: HK$48.25 298In Stock 350Expected 30/10/2026	Mfr. Part No. 750311692 Mouser Part No 710-750311692	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3748 80 uH 300 mW Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	298In Stock 350Expected 30/10/2026	Cut Tape HK$48.25 HK$45.21 HK$43.24 HK$39.29 Reel HK$35.35 MouseReel Available	Min.: 1 Mult.: 1 : 350	300 mW	8 V to 15 V	- 150 V, 150 V	SMD/SMT
Power Transformers - Board Mount MID-IBTI TPS55010TER 2 uH 6 W 750311780 Wurth Elektronik 1: HK$41.43 485In Stock	Mfr. Part No. 750311780 Mouser Part No 710-750311780	Wurth Elektronik	Power Transformers - Board Mount MID-IBTI TPS55010TER 2 uH 6 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	485In Stock	Cut Tape HK$41.43 HK$40.94 Reel HK$40.94 HK$30.66 MouseReel Available	Min.: 1 Mult.: 1 : 300	6 W	2.5 V to 3.5 V	15 V, 15 V	SMD/SMT
Power Transformers - Board Mount MID-FLYLT LT8300 400 uH 1.5 W 750312366 Wurth Elektronik 1: HK$23.43 59In Stock 3,600On Order	Mfr. Part No. 750312366 Mouser Part No 710-750312366	Wurth Elektronik	Power Transformers - Board Mount MID-FLYLT LT8300 400 uH 1.5 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	59In Stock 3,600On Order On Order Ship Dates Mfr. No: 750312366 Stock: 59 Can Dispatch Immediately On Order: 1,200 Expected 26/11/2026 2,400 Expected 31/12/2026 Factory Lead Time: 14 Weeks	Cut Tape HK$23.43 HK$21.70 HK$18.41 Reel HK$16.69 HK$13.81 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 400	1.5 W	18 V to 75 V	5 V	SMD/SMT
Power Transformers - Board Mount MID-FLYLT LT8300 300 uH 1.9 W 750312557 Wurth Elektronik 1: HK$30.83 468In Stock	Mfr. Part No. 750312557 Mouser Part No 710-750312557	Wurth Elektronik	Power Transformers - Board Mount MID-FLYLT LT8300 300 uH 1.9 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	468In Stock	Cut Tape HK$30.83 HK$28.61 Reel HK$22.03 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 400	1.9 W	36 V to 72 V	5 V	SMD/SMT
Power Transformers - Board Mount MID-FLYLT LT8302 9 uH 8.8 W 750313441 Wurth Elektronik 1: HK$34.03 383In Stock	Mfr. Part No. 750313441 Mouser Part No 710-750313441	Wurth Elektronik	Power Transformers - Board Mount MID-FLYLT LT8302 9 uH 8.8 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	383In Stock	Cut Tape HK$34.03 HK$31.48 HK$25.98 Reel HK$23.67 HK$21.45 MouseReel Available	Min.: 1 Mult.: 1 : 250	8.8 W	8 V to 32 V	5 V	SMD/SMT
Power Transformers - Board Mount MID-FLYLT LT8302 12 uH 7.5 W 750313442 Wurth Elektronik 1: HK$34.03 250In Stock	Mfr. Part No. 750313442 Mouser Part No 710-750313442	Wurth Elektronik	Power Transformers - Board Mount MID-FLYLT LT8302 12 uH 7.5 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	250In Stock	Cut Tape HK$34.03 HK$31.48 Reel HK$23.67 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 250	7.5 W	8 V to 40 V	5 V	SMD/SMT
Power Transformers - Board Mount MID-FLYLT LT8302 9 uH 7.7 W 750313445 Wurth Elektronik 1: HK$34.03 111In Stock 6,750Expected 19/11/2026	Mfr. Part No. 750313445 Mouser Part No 710-750313445	Wurth Elektronik	Power Transformers - Board Mount MID-FLYLT LT8302 9 uH 7.7 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	111In Stock 6,750Expected 19/11/2026	Cut Tape HK$34.03 HK$31.48 HK$28.61 HK$25.98 Reel HK$23.67 HK$21.45 MouseReel Available	Min.: 1 Mult.: 1 : 250	7.7 W	8 V to 32 V	24 V	SMD/SMT
Power Transformers - Board Mount MID-FLYLT LT8302 9 uH 8.6 W 750313457 Wurth Elektronik 1: HK$34.03 8In Stock 2,750Expected 8/4/2027	Mfr. Part No. 750313457 Mouser Part No 710-750313457	Wurth Elektronik	Power Transformers - Board Mount MID-FLYLT LT8302 9 uH 8.6 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	8In Stock 2,750Expected 8/4/2027	Cut Tape HK$34.03 HK$31.48 HK$28.61 HK$25.98 Reel HK$23.67 HK$21.45 MouseReel Available	Min.: 1 Mult.: 1 : 250	8.6 W	8 V to 32 V	48 V	SMD/SMT
Power Transformers - Board Mount MID-OLTI UCC28910 1.1 mH 6 W 750313739 Wurth Elektronik 1: HK$56.96 223In Stock	Mfr. Part No. 750313739 Mouser Part No 710-750313739	Wurth Elektronik	Power Transformers - Board Mount MID-OLTI UCC28910 1.1 mH 6 W Learn More about Wurth Elektronik wurth electronics ac dc converter transformers	Datasheet	223In Stock	Cut Tape HK$56.96 HK$52.53 Reel HK$52.53 HK$39.37 MouseReel Available	Min.: 1 Mult.: 1 : 70	6 W	85 VAC to 265 VAC	5 V	Through Hole
Power Transformers - Board Mount MID-FLYLT LT8301 40 uH 3.3 W 750313973 Wurth Elektronik 1: HK$43.16 171In Stock 2,250On Order	Mfr. Part No. 750313973 Mouser Part No 710-750313973	Wurth Elektronik	Power Transformers - Board Mount MID-FLYLT LT8301 40 uH 3.3 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	171In Stock 2,250On Order On Order Ship Dates Mfr. No: 750313973 Stock: 171 Can Dispatch Immediately On Order: 1,000 Expected 19/11/2026 1,250 Expected 18/2/2027 Factory Lead Time: 17 Weeks	Cut Tape HK$43.16 HK$39.95 HK$36.33 HK$33.04 Reel HK$30.00 HK$27.29 MouseReel Available	Min.: 1 Mult.: 1 : 250	3.3 W	8 V to 32 V	3.3 V, 3.3 V	SMD/SMT
Power Transformers - Board Mount MID-FLYLT LT8303 150 uH 3.3 W 750315825 Wurth Elektronik 1: HK$22.77 20In Stock 400Expected 7/1/2027	Mfr. Part No. 750315825 Mouser Part No 710-750315825	Wurth Elektronik	Power Transformers - Board Mount MID-FLYLT LT8303 150 uH 3.3 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	20In Stock 400Expected 7/1/2027	Cut Tape HK$22.77 HK$21.62 Reel HK$16.69 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 400	3.3 W	36 V to 72 V	3.3 V	SMD/SMT
Power Transformers - Board Mount MID-FLYLT LT8303 150 uH 2.9 W 750315827 Wurth Elektronik 1: HK$20.22 381In Stock	Mfr. Part No. 750315827 Mouser Part No 710-750315827	Wurth Elektronik	Power Transformers - Board Mount MID-FLYLT LT8303 150 uH 2.9 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	381In Stock	Cut Tape HK$20.22 HK$19.15 Reel HK$14.80 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 400	2.9 W	36 V to 72 V	5 V	SMD/SMT

Flyback Transformers

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100 mW
150 mW
300 mW
500 mW
700 mW
800 mW
1 W
1.1 W
1.3 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
2.8 W
2.9 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
8 V to 15 V
8 V to 24 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
9 VDC to 36 VDC
10 V

- 200 V, 200 V
- 150 V, 150 V
- 17.5 V, 17.5 V
- 5 V, 5 V
- 5 V, 5 V, 24 V
- 5 V, 7 V
2.5 VDC to 4 VDC
3.3 V
3.3 V, 3.3 V
3.3 V, 5 V, 12 V
3.4 V
5 V
5 V, 10 V
5 V, 12 V
5 V, 24 V
5 V, 5 V
5 V, 5 V, 14 V, 14 V
5 V, 7.5 V, 10 V
5 V, 7.5 V, 12 V
5 V, 9 V