Power Transformers - Board Mount

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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 (EUR) 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 WE-FB SMD Flyback On REFDesign LTC8304 750315125 Wurth Elektronik 1: 3,42 € 3.801In Stock 3.000Expected 11/19/2026	Mfr. Part No. 750315125 Mouser Part No 710-750315125	Wurth Elektronik	Power Transformers - Board Mount WE-FB SMD Flyback On REFDesign LTC8304 Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	3.801In Stock 3.000Expected 11/19/2026	Cut Tape 3,42 € 3,27 € 3,11 € 2,96 € Reel 2,96 € MouseReel Available	Min.: 1 Mult.: 1 : 200	Flyback Transformers	18 V to 72 V	5 V	22.5 W	4.5 A	SMD/SMT	Single Primary Winding	Single Secondary Winding	13.46 mm	17.75 mm	12.7 mm	MID-FLYLT
Power Transformers - Board Mount WE-FB SMD Flyback On REFDesign LTC8304 750315126 Wurth Elektronik 1: 3,21 € 1.215In Stock 2.800On Order	Mfr. Part No. 750315126 Mouser Part No 710-750315126	Wurth Elektronik	Power Transformers - Board Mount WE-FB SMD Flyback On REFDesign LTC8304 Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	1.215In Stock 2.800On Order On Order Ship Dates Mfr. No: 750315126 Stock: 1.215 Can Dispatch Immediately On Order: 1.200 Expected 10/12/2026 1.600 Expected 2/18/2027 Factory Lead Time: 17 Weeks	Cut Tape 3,21 € 2,98 € 2,75 € 2,52 € Reel 2,52 € View 2,30 € 1,89 € Quote MouseReel Available	Min.: 1 Mult.: 1 : 200	Flyback Transformers	36 V to 72 V	12 V	15 W	1.25 A	SMD/SMT	Single Primary Winding	Dual Secondary Winding	13.46 mm	17.75 mm	12.7 mm	MID-FLYLT
Power Transformers - Board Mount MID-PPMAX MAX14855 388 uH 1.1 W 750315227 Wurth Elektronik 1: 2,61 € 3.431In Stock	Mfr. Part No. 750315227 Mouser Part No 710-750315227	Wurth Elektronik	Power Transformers - Board Mount MID-PPMAX MAX14855 388 uH 1.1 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	3.431In Stock	Cut Tape 2,61 € 2,48 € 2,30 € 2,09 € Reel 1,91 € Quote Quote	Min.: 1 Mult.: 1 : 1.200	Push-Pull Transformers	3.3 V	5.61 V	1.1 W	200 mA	SMD/SMT	Dual Primary Winding	Dual Secondary Winding	6.73 mm	10.46 mm	4.19 mm	MID-PPMAX
Power Transformers - Board Mount MID-PPMAX MAX14940 388 uH 1.1 W 750315228 Wurth Elektronik 1: 2,19 € 1.174In Stock	Mfr. Part No. 750315228 Mouser Part No 710-750315228	Wurth Elektronik	Power Transformers - Board Mount MID-PPMAX MAX14940 388 uH 1.1 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	1.174In Stock	Cut Tape 2,19 € 2,09 € 1,94 € 1,75 € Reel 1,61 € Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 1.200	Signal Transformers	3.3 V	6.6 V	1.1 W	160 mA	SMD/SMT	Dual Primary Winding	Dual Secondary Winding	6.73 mm	10.46 mm	4.19 mm	MID-PPMAX
Power Transformers - Board Mount MID-PPMAX MAX14855 384 uH 1 W 750315229 Wurth Elektronik 1: 3,90 € 961In Stock 1.000Expected 10/22/2026	Mfr. Part No. 750315229 Mouser Part No 710-750315229	Wurth Elektronik	Power Transformers - Board Mount MID-PPMAX MAX14855 384 uH 1 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	961In Stock 1.000Expected 10/22/2026	Cut Tape 3,90 € 3,71 € 3,12 € Reel 2,86 € MouseReel Available	Min.: 1 Mult.: 1 : 500	Signal Transformers	5 V	5 V	1 W	200 mA	SMD/SMT	Dual Primary Winding	Dual Secondary Winding	9.14 mm	12.7 mm	7.62 mm	MID-PPMAX
Power Transformers - Board Mount MID-PPMAX MAX14855 384 uH 600 mW 750315231 Wurth Elektronik 1: 3,43 € 1.596In Stock	Mfr. Part No. 750315231 Mouser Part No 710-750315231	Wurth Elektronik	Power Transformers - Board Mount MID-PPMAX MAX14855 384 uH 600 mW Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	1.596In Stock	Cut Tape 3,43 € 3,26 € 2,74 € Reel 2,52 € Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 500	Signal Transformers	3.3 V	5 V	600 mW	125 mA	SMD/SMT	Dual Primary Winding	Dual Secondary Winding	9.14 mm	12.7 mm	7.62 mm	MID-PPMAX
Power Transformers - Board Mount MID-FLYMAX MAX17690 84 uH 2.5 W 750317234 Wurth Elektronik 1: 6,49 € 376In Stock	Mfr. Part No. 750317234 Mouser Part No 710-750317234	Wurth Elektronik	Power Transformers - Board Mount MID-FLYMAX MAX17690 84 uH 2.5 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	376In Stock	Cut Tape 6,49 € 5,99 € Reel 5,99 € 4,12 € MouseReel Available	Min.: 1 Mult.: 1 : 300	Flyback Transformers	18 V to 60 V	5 V	2.5 W	500 mA	SMD/SMT	Single Primary Winding	Single Secondary Winding	9.78 mm	9.5 mm	10.54 mm	MID-FLYMAX
Power Transformers - Board Mount WE-PPTI SN6501 1 mH 3.3 V SMD/SMT 90C 760390011 Wurth Elektronik 1: 1,74 € 10.059In Stock 1.200Expected 10/22/2026	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	10.059In Stock 1.200Expected 10/22/2026	Cut Tape 1,74 € 1,57 € 1,30 € 1,22 € Reel 1,08 € 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 5 V SMD/SMT 125C 760390012 Wurth Elektronik 1: 1,74 € 4.836In Stock 42.000On 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	4.836In Stock 42.000On Order On Order Ship Dates Mfr. No: 760390012 Stock: 4.836 Can Dispatch Immediately On Order: 36.000 Expected 10/29/2026 6.000 Expected 1/28/2027 Factory Lead Time: 18 Weeks	Cut Tape 1,74 € 1,57 € 1,42 € 1,30 € 1,22 € Reel 1,08 € 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 760390013 Wurth Elektronik 1: 1,74 € 5.706In Stock 20.400On Order	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	5.706In Stock 20.400On Order On Order Ship Dates Mfr. No: 760390013 Stock: 5.706 Can Dispatch Immediately On Order: 14.400 Expected 10/29/2026 6.000 Expected 11/26/2026 Factory Lead Time: 18 Weeks	Cut Tape 1,74 € 1,57 € 1,42 € 1,30 € 1,22 € Reel 1,08 € 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 LT3751 5 uH 75 W 750310349 Wurth Elektronik 1: 11,09 € 113In Stock	Mfr. Part No. 750310349 Mouser Part No 710-750310349	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3751 5 uH 75 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	113In Stock	11,09 € 10,39 € 9,93 € 9,03 € View 8,13 € 6,45 €	Min.: 1 Mult.: 1	Flyback Transformers	24 V	300 V	75 W	250 mA	Through Hole	Single Primary Winding	Dual Secondary Winding	36.5 mm	42 mm	23 mm	WE-FB
Power Transformers - Board Mount WE-FB LT3573 63 uH 10 W 750310564 Wurth Elektronik 1: 4,32 € 196In Stock	Mfr. Part No. 750310564 Mouser Part No 710-750310564	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3573 63 uH 10 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	196In Stock	Cut Tape 4,32 € 4,01 € 3,39 € Reel 3,08 € 2,55 € MouseReel Available	Min.: 1 Mult.: 1 : 250	Flyback Transformers	12 V to 30 V	- 5 V, 5 V	10 W	1 A, 1 A	SMD/SMT	Single Primary Winding	Dual Secondary Winding	13.34 mm	15.24 mm	11.43 mm	WE-FB
Power Transformers - Board Mount WE-FB LT3574 3 uH 12 W 750311308 Wurth Elektronik 1: 5,91 € 238In Stock 200Expected 10/22/2026	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	238In Stock 200Expected 10/22/2026	Cut Tape 5,91 € 5,33 € 5,12 € 4,96 € Reel 4,60 € View 4,81 € 4,38 € 4,21 € 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 15 uH 30 W 750311385 Wurth Elektronik 1: 8,07 € 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 about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	205In Stock	Cut Tape 8,07 € 7,55 € Reel 6,57 € 5,91 € MouseReel Available	Min.: 1 Mult.: 1 : 125	Flyback Transformers	18 V to 60 V	13 V	30 W	2.3 A	SMD/SMT	Single Primary Winding	Single Secondary Winding	29.08 mm	23.11 mm	11.43 mm	WE-FB
Power Transformers - Board Mount WE-FB LT3748 100 uH 12 W 750311424 Wurth Elektronik 1: 3,35 € 113In 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	113In Stock	Cut Tape 3,35 € Reel 2,43 € Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 200	Flyback Transformers	36 V	12 V	12 W	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 50 uH 20 W 750311457 Wurth Elektronik 1: 7,03 € 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 7,03 € 6,53 € Reel 5,02 € 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 15 uH 13.2 W 750311458 Wurth Elektronik 1: 6,82 € 45In Stock 200Expected 10/29/2026	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 10/29/2026	Cut Tape 6,82 € 6,33 € Reel 4,87 € MouseReel Available	Min.: 1 Mult.: 1 : 200	Flyback Transformers	36 V	3.3 V	13.2 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 100 uH 800 mW 750311486 Wurth Elektronik 1: 5,04 € 77In Stock 400Expected 11/5/2026	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 11/5/2026	Cut Tape 5,04 € 4,72 € 4,52 € 4,10 € Reel 3,69 € MouseReel Available	Min.: 1 Mult.: 1 : 200	Flyback Transformers	12 V	- 200 V, 200 V	800 mW	2 mA, 2 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 LT3512 175 uH 2 W 750311559 Wurth Elektronik 1: 3,94 € 229In Stock	Mfr. Part No. 750311559 Mouser Part No 710-750311559	Wurth Elektronik	Power Transformers - Board Mount MID-FLYLT LT3512 175 uH 2 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	229In Stock	Cut Tape 3,94 € 3,66 € Reel 2,81 € MouseReel Available	Min.: 1 Mult.: 1 : 300	Flyback Transformers	35 V to 75 V	5 V	2 W	400 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 LT3748 9.07 uH 15 W 750311564 Wurth Elektronik 1: 3,64 € 417In Stock 3.800On 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	417In Stock 3.800On Order On Order Ship Dates Mfr. No: 750311564 Stock: 417 Can Dispatch Immediately On Order: 200 Expected 10/12/2026 3.600 Expected 11/19/2026 Factory Lead Time: 17 Weeks	Cut Tape 3,64 € 3,42 € 3,21 € 3,12 € Reel 3,12 € 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 LT3748 8 uH 45.6 W 750311590 Wurth Elektronik 1: 11,34 € 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 11,34 € 10,62 € Reel 9,24 € 8,32 € MouseReel Available	Min.: 1 Mult.: 1 : 100	Flyback Transformers	20 V to 48 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 LT3748 8 uH 45 W 750311591 Wurth Elektronik 1: 12,35 € 22In Stock 200Expected 2/18/2027	Mfr. Part No. 750311591 Mouser Part No 710-750311591	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3748 8 uH 45 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	22In Stock 200Expected 2/18/2027	Cut Tape 12,35 € 11,57 € Reel 10,06 € 9,06 € MouseReel Available	Min.: 1 Mult.: 1 : 100	Flyback Transformers	20 V to 48 V	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 8 uH 45.6 W 750311592 Wurth Elektronik 1: 12,35 € 45In Stock 400Expected 10/12/2026	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 about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	45In Stock 400Expected 10/12/2026	Cut Tape 12,35 € 11,57 € Reel 10,06 € 9,06 € MouseReel Available	Min.: 1 Mult.: 1 : 100	Flyback Transformers	20 V to 48 V	24 V	45.6 W	1.9 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 12 uH 45.6 W 750311596 Wurth Elektronik 1: 12,35 € 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 12,35 € 11,57 € Reel 11,57 € 9,06 € MouseReel Available	Min.: 1 Mult.: 1 : 100	Flyback Transformers	30 V to 75 V	24 V	45.6 W	1.9 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 8 uH 30 W 750311599 Wurth Elektronik 1: 10,08 € 109In Stock 125Expected 11/26/2026	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	109In Stock 125Expected 11/26/2026	Cut Tape 10,08 € 9,44 € Reel 8,21 € 7,39 € MouseReel Available	Min.: 1 Mult.: 1 : 125	Flyback Transformers	20 V to 48 V	15 V	30 W	2 A	SMD/SMT	Single Primary Winding	Single Secondary Winding	23.11 mm	29.08 mm	11.43 mm	WE-FB