Power Transformers - Board Mount – Mouser United Kingdom

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DC/DC Converter Transformers

Würth Elektronik DC/DC Converter Transformers include the MID-PPTI, MID-PPMAX, MID-IBTI, MID-IBTEL, MID-IBMAX, MID-PLN, MID-HB, WE-FB, MID-FLYMAX, MID-FLYLT, and MID-FLYADI series. These transformers feature a wide range of options from output voltages, with or without AUX, THT, or SMT, and single or multiple outputs. Würth Elektronik DC/DC Converter Transformers are suitable for isolated DC/DC SMPS, industrial controls, building automation, and telecom converter applications.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Primary Voltage Rating	Secondary Voltage Rating	Power Rating	Secondary Current Rating	Mounting Style	Primary Winding	Secondary Winding	Length	Width	Height	Series
Power Transformers - Board Mount MID-FLYLT 9-36V 50-200kHz 750315832 Wurth Elektronik 1: £1.85 324In Stock	Mfr. Part No. 750315832 Mouser Part No 710-750315832	Wurth Elektronik	Power Transformers - Board Mount MID-FLYLT 9-36V 50-200kHz Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	324In Stock	Cut Tape £1.85 £1.75 £1.48 Reel £1.40 MouseReel Available	Min.: 1 Mult.: 1 : 400	Flyback Transformers	9 V to 36 V	100 V	1.5 W	15 mA	SMD/SMT	Single Primary Winding	Dual Secondary Winding	10.16 mm	13.36 mm	8.64 mm	MID-FLYLT
Power Transformers - Board Mount WE-FB Flyback 2.7uH 500VDC 750311088 Wurth Elektronik 1: £5.36 402In Stock	Mfr. Part No. 750311088 Mouser Part No 710-750311088	Wurth Elektronik	Power Transformers - Board Mount WE-FB Flyback 2.7uH 500VDC Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	402In Stock	Cut Tape £5.36 £4.95 £4.53 £4.12 Reel £4.12 £3.40 MouseReel Available	Min.: 1 Mult.: 1 : 300	Flyback Transformers	6 V to 12.6 V	100 V	5 W	50 mA	SMD/SMT	Single Primary Winding	Dual Secondary Winding	9.78 mm	9.14 mm	10.54 mm	WE-FB
Power Transformers - Board Mount WE-FB LT3575 15 uH 15 W 750311342 Wurth Elektronik 1: £5.26 232In Stock	Mfr. Part No. 750311342 Mouser Part No 710-750311342	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3575 15 uH 15 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	232In Stock	Cut Tape £5.26 £4.88 Reel £3.75 MouseReel Available	Min.: 1 Mult.: 1 : 250	Flyback Transformers	36 V	5 V	15 W	3 A	SMD/SMT	Single Primary Winding	Single Secondary Winding	13.34 mm	15.24 mm	11.43 mm	WE-FB
Power Transformers - Board Mount WE-FB LT3748 6.78 uH 12 W 750311911 Wurth Elektronik 1: £6.05 245In Stock	Mfr. Part No. 750311911 Mouser Part No 710-750311911	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3748 6.78 uH 12 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	245In Stock	£6.05 £5.46 £5.24 £5.14 View £4.73 £4.69 £4.53 £4.42	Min.: 1 Mult.: 1	Flyback Transformers	8 V to 24 V	15 V, 15 V, 15 V, 15 V	12 W	200 mA, 200 mA, 200 mA, 200 mA	Through Hole	Dual Primary Winding	Quad Secondary Winding	22.2 mm	25 mm	16 mm	WE-FB
Power Transformers - Board Mount WE-FB LT3511 200 uH 45 W 750311963 Wurth Elektronik 1: £6.52 855In Stock	Mfr. Part No. 750311963 Mouser Part No 710-750311963	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3511 200 uH 45 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	855In Stock	£6.52 £6.02 £4.15	Min.: 1 Mult.: 1	Flyback Transformers	8 V to 70 V	50 V to 150 V	45 W	30 mA, 30 mA	SMD/SMT	Single Primary Winding	Dual Secondary Winding	13.46 mm	17.75 mm	12.7 mm	WE-FB
Power Transformers - Board Mount MID-FLYLT LT8303 150 uH 3.6 W 750315826 Wurth Elektronik 1: £2.37 513In Stock	Mfr. Part No. 750315826 Mouser Part No 710-750315826	Wurth Elektronik	Power Transformers - Board Mount MID-FLYLT LT8303 150 uH 3.6 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	513In Stock	Cut Tape £2.37 £2.24 £1.89 Reel £1.74 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 400	Flyback Transformers	36 V to 72 V	5 V	3.6 W	720 mA	SMD/SMT	Dual Primary Winding	Single Secondary Winding	10.16 mm	13.36 mm	8.64 mm	MID-FLYLT
Power Transformers - Board Mount WE-FB LT3748 15 uH 45.6 W 750311594 Wurth Elektronik 1: £10.78 112In Stock	Mfr. Part No. 750311594 Mouser Part No 710-750311594	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3748 15 uH 45.6 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	112In Stock	Cut Tape £10.78 £10.10 Reel £10.10 £7.91 MouseReel Available	Min.: 1 Mult.: 1 : 100	Flyback Transformers	30 V to 75 V	12 V	45.6 W	3.8 A	SMD/SMT	Dual Primary Winding	Triple Secondary Winding	27.03 mm	32.31 mm	13.69 mm	WE-FB
Power Transformers - Board Mount WE-FB SMD Flyback Dialog Semi iW1830 750343109 Wurth Elektronik 1: £17.62 Non-Stocked Lead-Time 24 Weeks	Mfr. Part No. 750343109 Mouser Part No 710-750343109	Wurth Elektronik	Power Transformers - Board Mount WE-FB SMD Flyback Dialog Semi iW1830 Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	Non-Stocked Lead-Time 24 Weeks	£17.62 £16.26 £13.55 £11.18 £9.83	Min.: 1 Mult.: 1	Flyback Transformers	90 VAC to 264 VAC	5 V	15 W	3 A	Through Hole	Dual Primary Winding	Single Secondary Winding	22.2 mm	26 mm	16 mm	MID-OLDIA
Power Transformers - Board Mount WE-PPTI SN6501 475 uH 5 V SMD/SMT 125C 760390012 Wurth Elektronik 1: £1.52 32,243In Stock 10,800On Order	Mfr. Part No. 760390012 Mouser Part No 710-760390012	Wurth Elektronik	Power Transformers - Board Mount WE-PPTI SN6501 475 uH 5 V SMD/SMT 125C Learn More about Wurth Elektronik wurth we pp transformers	Datasheet	32,243In Stock 10,800On Order On Order Ship Dates Mfr. No: 760390012 Stock: 32,243 Can Dispatch Immediately On Order: 1,200 Pending 3,600 Expected 20/11/2026 6,000 Expected 28/01/2027 Factory Lead Time: 8 Weeks	Cut Tape £1.52 £1.37 £1.24 £1.13 £1.07 Reel £0.943 MouseReel Available	Min.: 1 Mult.: 1 : 1,200	Power	5 V	5 V	1.8 W	350 mA	SMD/SMT	Dual Primary Winding	Dual Secondary Winding	6.73 mm	10.05 mm	4.19 mm	WE-PPTI
Power Transformers - Board Mount WE-PPTI SN6501 475 uH 5 V SMD/SMT 125C 760390014 Wurth Elektronik 1: £1.52 24,007In Stock 111,100On Order	Mfr. Part No. 760390014 Mouser Part No 710-760390014	Wurth Elektronik	Power Transformers - Board Mount WE-PPTI SN6501 475 uH 5 V SMD/SMT 125C Learn More about Wurth Elektronik wurth we pp transformers	Datasheet	24,007In Stock 111,100On Order On Order Ship Dates Mfr. No: 760390014 Stock: 24,007 Can Dispatch Immediately On Order: 48,000 Expected 19/11/2026 700 Expected 20/11/2026 62,400 Expected 18/02/2027 Factory Lead Time: 8 Weeks	Cut Tape £1.52 £1.37 £1.24 £1.13 £1.07 Reel £0.943 MouseReel Available	Min.: 1 Mult.: 1 : 1,200	Power	5 V	5 V	1.8 W	350 mA	SMD/SMT	Dual Primary Winding	Dual Secondary Winding	6.73 mm	10.05 mm	4.19 mm	WE-PPTI
Power Transformers - Board Mount WE-PPTI SN6501 475 uH 3.3 V SMD/SMT 125C 760390015 Wurth Elektronik 1: £1.52 28,929In Stock 27,600Expected 26/01/2027	Mfr. Part No. 760390015 Mouser Part No 710-760390015	Wurth Elektronik	Power Transformers - Board Mount WE-PPTI SN6501 475 uH 3.3 V SMD/SMT 125C Learn More about Wurth Elektronik wurth we pp transformers	Datasheet	28,929In Stock 27,600Expected 26/01/2027	Cut Tape £1.52 £1.37 £1.24 £1.13 £1.07 Reel £0.943 MouseReel Available	Min.: 1 Mult.: 1 : 1,200	Power	3.3 V	5 V	1.8 W	350 mA	SMD/SMT	Dual Primary Winding	Dual Secondary Winding	6.73 mm	10.05 mm	4.19 mm	WE-PPTI
Power Transformers - Board Mount WE-PPTI SN6501 340 uH 5 V SMD/SMT 125C 750313734 Wurth Elektronik 1: £2.98 7,389In Stock 12,000On Order	Mfr. Part No. 750313734 Mouser Part No 710-750313734	Wurth Elektronik	Power Transformers - Board Mount WE-PPTI SN6501 340 uH 5 V SMD/SMT 125C Learn More about Wurth Elektronik wurth we pp transformers	Datasheet	7,389In Stock 12,000On Order On Order Ship Dates Mfr. No: 750313734 Stock: 7,389 Can Dispatch Immediately On Order: 9,000 Expected 25/02/2027 3,000 Expected 15/04/2027 Factory Lead Time: 16 Weeks	Cut Tape £2.98 £2.78 £2.57 £2.30 Reel £2.09 View £1.72 Quote MouseReel Available	Min.: 1 Mult.: 1 : 500	Power	5 V	5 V	1.8 W	350 mA	SMD/SMT	Dual Primary Winding	Dual Secondary Winding	9.14 mm	12.7 mm	7.62 mm	WE-PPTI
Power Transformers - Board Mount WE-PPTI SN6501 340 uH 3.3 V SMD/SMT 125C 750313769 Wurth Elektronik 1: £2.98 8,087In Stock	Mfr. Part No. 750313769 Mouser Part No 710-750313769	Wurth Elektronik	Power Transformers - Board Mount WE-PPTI SN6501 340 uH 3.3 V SMD/SMT 125C Learn More about Wurth Elektronik wurth we pp transformers	Datasheet	8,087In Stock	Cut Tape £2.98 £2.78 £2.57 £2.30 Reel £2.09 View £1.72 Quote MouseReel Available	Min.: 1 Mult.: 1 : 500	Power	3.3 V	5 V	1.8 W	350 mA	SMD/SMT	Dual Primary Winding	Dual Secondary Winding	9.14 mm	12.7 mm	7.62 mm	WE-PPTI
Power Transformers - Board Mount WE-PPTI SN6501 1 mH 3.3 V SMD/SMT 90C 760390011 Wurth Elektronik 1: £1.52 8,198In Stock 7,200Expected 28/01/2027	Mfr. Part No. 760390011 Mouser Part No 710-760390011	Wurth Elektronik	Power Transformers - Board Mount WE-PPTI SN6501 1 mH 3.3 V SMD/SMT 90C Learn More about Wurth Elektronik wurth we pp transformers	Datasheet	8,198In Stock 7,200Expected 28/01/2027	Cut Tape £1.52 £1.37 £1.13 £1.07 Reel £0.943 MouseReel Available	Min.: 1 Mult.: 1 : 1,200	Push-Pull Transformers					SMD/SMT	Dual Primary Winding	Dual Secondary Winding	6.73 mm	10.05 mm	4.19 mm	WE-PPTI
Power Transformers - Board Mount WE-PPTI SN6501 475 uH 3.3 V SMD/SMT 125C 760390013 Wurth Elektronik 1: £1.52 11,982In Stock 12,000Expected 03/12/2026	Mfr. Part No. 760390013 Mouser Part No 710-760390013	Wurth Elektronik	Power Transformers - Board Mount WE-PPTI SN6501 475 uH 3.3 V SMD/SMT 125C Learn More about Wurth Elektronik wurth we pp transformers	Datasheet	11,982In Stock 12,000Expected 03/12/2026	Cut Tape £1.52 £1.37 £1.24 £1.13 £1.07 Reel £0.943 MouseReel Available	Min.: 1 Mult.: 1 : 1,200	Power	3.3 V	5 V	1.8 W	350 mA	SMD/SMT	Dual Primary Winding	Dual Secondary Winding	6.73 mm	10.05 mm	4.19 mm	WE-PPTI
Power Transformers - Board Mount WE-FB LT3573 25 uH 9.6 W 750310562 Wurth Elektronik 1: £4.57 477In Stock	Mfr. Part No. 750310562 Mouser Part No 710-750310562	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3573 25 uH 9.6 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	477In Stock	Cut Tape £4.57 £4.23 Reel £3.26 MouseReel Available	Min.: 1 Mult.: 1 : 250	Flyback Transformers	18 V to 30 V	12 V	9.6 W	800 mA	SMD/SMT	Single Primary Winding	Single Secondary Winding	13.34 mm	15.24 mm	11.43 mm	WE-FB
Power Transformers - Board Mount MID-FLYLT LT8300 400 uH 2 W 750311019 Wurth Elektronik 1: £3.95 683In Stock	Mfr. Part No. 750311019 Mouser Part No 710-750311019	Wurth Elektronik	Power Transformers - Board Mount MID-FLYLT LT8300 400 uH 2 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	683In Stock	Cut Tape £3.95 £3.68 Reel £2.82 MouseReel Available	Min.: 1 Mult.: 1 : 300	Flyback Transformers	35 V to 75 V	3.3 V	2 W	600 mA	SMD/SMT	Single Primary Winding	Dual Secondary Winding	9.78 mm	9.14 mm	10.54 mm	MID-FLYLT
Power Transformers - Board Mount WE-FB LT3574 3 uH 12 W 750311308 Wurth Elektronik 1: £5.45 428In Stock	Mfr. Part No. 750311308 Mouser Part No 710-750311308	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3574 3 uH 12 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	428In Stock	Cut Tape £5.45 £4.91 £4.71 £4.57 Reel £4.23 View £4.43 £4.02 £3.99 MouseReel Available	Min.: 1 Mult.: 1 : 200	Flyback Transformers	36 V	24 V	12 W	500 mA	SMD/SMT	Single Primary Winding	Single Secondary Winding	15.24 mm	13.34 mm	11.43 mm	WE-FB
Power Transformers - Board Mount WE-FB LT3748 50 uH 20 W 750311423 Wurth Elektronik 1: £5.44 320In Stock	Mfr. Part No. 750311423 Mouser Part No 710-750311423	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	320In Stock	Cut Tape £5.44 £5.09 £4.60 Reel £4.47 £4.17 MouseReel Available	Min.: 1 Mult.: 1 : 200	Flyback Transformers	36 V	5 V	20 W	4 A	SMD/SMT	Single Primary Winding	Single Secondary Winding	13.46 mm	17.75 mm	12.7 mm	WE-FB
Power Transformers - Board Mount WE-FB LT3748 37 uH 25.2 W 750311439 Wurth Elektronik 1: £3.46 547In Stock	Mfr. Part No. 750311439 Mouser Part No 710-750311439	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3748 37 uH 25.2 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	547In Stock	Cut Tape £3.46 £3.27 £3.07 £2.88 Reel £2.69 £2.37 MouseReel Available	Min.: 1 Mult.: 1 : 200	Flyback Transformers	37 V to 57 V	12 V	25.2 W	2.1 A	SMD/SMT	Single Primary Winding	Single Secondary Winding	13.46 mm	17.75 mm	12.7 mm	WE-FB
Power Transformers - Board Mount WE-FB LT3748 9.07 uH 15 W 750311564 Wurth Elektronik 1: £3.18 3,245In Stock 5,600On 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 about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	3,245In Stock 5,600On Order On Order Ship Dates Mfr. No: 750311564 Stock: 3,245 Can Dispatch Immediately On Order: 2,200 Expected 13/05/2027 3,400 Expected 27/05/2027 Factory Lead Time: 17 Weeks	Cut Tape £3.18 £2.99 £2.80 £2.72 Reel £2.72 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 200	Flyback Transformers	10 V to 40 V	5 V	15 W	3 A	SMD/SMT	Single Primary Winding	Single Secondary Winding	13.46 mm	17.75 mm	12.7 mm	WE-FB
Power Transformers - Board Mount WE-FB LT3575 25 uH 10 W 750311675 Wurth Elektronik 1: £6.53 408In Stock	Mfr. Part No. 750311675 Mouser Part No 710-750311675	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3575 25 uH 10 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	408In Stock	Cut Tape £6.53 £6.03 £5.53 £5.02 Reel £4.48 View £4.16 £4.01 MouseReel Available	Min.: 1 Mult.: 1 : 250	Flyback Transformers	9 V to 30 V	5 V	10 W	2 A	SMD/SMT	Single Primary Winding	Single Secondary Winding	13.34 mm	15.24 mm	11.43 mm	WE-FB
Power Transformers - Board Mount WE-FB LT3748 80 uH 300 mW 750311692 Wurth Elektronik 1: £3.13 598In 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 about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	598In Stock	Cut Tape £3.13 £2.83 £2.72 £2.64 Reel £2.40 View £2.55 £2.33 £2.23 £2.20 MouseReel Available	Min.: 1 Mult.: 1 : 350	Flyback Transformers	8 V to 15 V	- 150 V, 150 V	300 mW	1 mA, 1 mA	SMD/SMT	Single Primary Winding	Dual Secondary Winding	9.78 mm	9.14 mm	10.54 mm	WE-FB
Power Transformers - Board Mount WE-FB LT3748 400 uH 45 W 750311771 Wurth Elektronik 1: £10.78 602In Stock 1,000Expected 10/12/2026	Mfr. Part No. 750311771 Mouser Part No 710-750311771	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3748 400 uH 45 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	602In Stock 1,000Expected 10/12/2026	Cut Tape £10.78 £10.10 £9.66 Reel £8.78 £7.91 MouseReel Available	Min.: 1 Mult.: 1 : 100	Flyback Transformers	157 V to 629 VAC	15 V	45 W	3 A	SMD/SMT	Dual Primary Winding	Triple Secondary Winding	27.03 mm	32.31 mm	13.69 mm	WE-FB
Power Transformers - Board Mount WE-FB LT3748 20 uH 60 W 750311783 Wurth Elektronik 1: £10.78 240In Stock 500Expected 24/12/2026	Mfr. Part No. 750311783 Mouser Part No 710-750311783	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3748 20 uH 60 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	240In Stock 500Expected 24/12/2026	Cut Tape £10.78 £10.10 £9.66 Reel £8.78 £7.91 MouseReel Available	Min.: 1 Mult.: 1 : 100	Flyback Transformers	19 V to 70 V	24 V	60 W	2.5 A	SMD/SMT	Dual Primary Winding	Triple Secondary Winding	27.03 mm	32.31 mm	13.69 mm	WE-FB