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 LT3748 12 uH 31.2 W 750311608 Wurth Elektronik 1: 6,67 € 129In 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	129In Stock	Cut Tape 6,67 € 6,20 € Reel 6,20 € 4,77 € MouseReel Available	Min.: 1 Mult.: 1 : 125	Flyback Transformers	30 V to 75 V	24 V	31.2 W	1.3 A	SMD/SMT	Single Primary Winding	Single Secondary Winding	23.11 mm	29.08 mm	11.43 mm	WE-FB
Power Transformers - Board Mount WE-FB LT3748 9 uH 15 W 750311624 Wurth Elektronik 1: 6,71 € 270In 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 about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	270In Stock	Cut Tape 6,71 € 6,24 € 5,27 € Reel 4,79 € 3,96 € MouseReel Available	Min.: 1 Mult.: 1 : 200	Flyback Transformers	10 V to 40 V	15 V	15 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 LT3575 9 uH 13.2 W 750311625 Wurth Elektronik 1: 7,25 € 294In Stock 400Expected 2/18/2027	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 about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	294In Stock 400Expected 2/18/2027	Cut Tape 7,25 € 6,69 € 5,58 € Reel 4,60 € 4,04 € MouseReel Available	Min.: 1 Mult.: 1 : 200	Flyback Transformers	10 V to 40 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 750311681 Wurth Elektronik 1: 2,97 € 337In Stock 400Expected 12/17/2026	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	337In Stock 400Expected 12/17/2026	Cut Tape 2,97 € 2,75 € 2,56 € 2,38 € Reel 2,18 € View 1,91 € Quote 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 WE-FB LT3748 60 uH 150 mW 750311691 Wurth Elektronik 1: 5,04 € 438In 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	438In Stock	Cut Tape 5,04 € 4,72 € 4,52 € 4,10 € 3,69 € Reel 3,69 € MouseReel Available	Min.: 1 Mult.: 1 : 800	Flyback Transformers	8 V to 15 V	150 V	150 mW	1 mA	SMD/SMT	Single Primary Winding	Single Secondary Winding	6.6 mm	8.26 mm	5.59 mm	WE-FB
Power Transformers - Board Mount WE-FB LT3748 80 uH 300 mW 750311692 Wurth Elektronik 1: 3,59 € 248In Stock 350Expected 11/16/2026	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	248In Stock 350Expected 11/16/2026	Cut Tape 3,59 € 3,24 € 3,11 € 3,02 € Reel 2,75 € View 2,92 € 2,67 € 2,56 € 2,52 € 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 MID-IBTI TPS55010TER 2 uH 6 W 750311780 Wurth Elektronik 1: 4,33 € 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 4,33 € 4,28 € Reel 4,28 € 3,21 € MouseReel Available	Min.: 1 Mult.: 1 : 300	Flyback Transformers	2.5 V to 3.5 V	15 V, 15 V	6 W	200 mA, 200 mA	SMD/SMT	Single Primary Winding	Dual Secondary Winding	9.78 mm	9.14 mm	10.54 mm	MID-IBTI
Power Transformers - Board Mount MID-IBTI TPS55010RTER 2.5 uH 1 W 750311880 Wurth Elektronik 1: 3,11 € 786In Stock	Mfr. Part No. 750311880 Mouser Part No 710-750311880	Wurth Elektronik	Power Transformers - Board Mount MID-IBTI TPS55010RTER 2.5 uH 1 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	786In Stock	Cut Tape 3,11 € 2,73 € 2,34 € Reel 2,34 € 2,15 € View 1,95 € Quote	Min.: 1 Mult.: 1 : 300	Flyback Transformers	3 V to 6 V	5 V	1 W	200 mA	SMD/SMT	Single Primary Winding	Dual Secondary Winding	9.78 mm	9.14 mm	10.54 mm	MID-IBTI
Power Transformers - Board Mount WE-FB LT3748 37 uH 25 W 750311889 Wurth Elektronik 1: 7,16 € 1In Stock 300Expected 3/11/2027	Mfr. Part No. 750311889 Mouser Part No 710-750311889	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3748 37 uH 25 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	1In Stock 300Expected 3/11/2027	Cut Tape 7,16 € 6,60 € Reel 5,50 € 4,54 € 3,99 € MouseReel Available	Min.: 1 Mult.: 1 : 100	Flyback Transformers	28 V	250 V	25 W	100 mA	SMD/SMT	Single Primary Winding	Dual Secondary Winding	27.03 mm	32.31 mm	13.69 mm	WE-FB
Power Transformers - Board Mount MID-FLYLT LT8300 400 uH 1.5 W 750312366 Wurth Elektronik 1: 2,45 € 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 11/26/2026 2.400 Expected 2/4/2027 Factory Lead Time: 14 Weeks	Cut Tape 2,45 € 2,27 € 1,93 € Reel 1,75 € 1,44 € Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 400	Flyback Transformers	18 V to 75 V	5 V	1.5 W	300 mA	SMD/SMT	Dual Primary Winding	Single Secondary Winding	10.16 mm	13.36 mm	8.64 mm	MID-FLYLT
Power Transformers - Board Mount MID-FLYLT LT8300 300 uH 1.9 W 750312557 Wurth Elektronik 1: 3,23 € 398In 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	398In Stock	Cut Tape 3,23 € 2,99 € Reel 2,30 € Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 400	Flyback Transformers	36 V to 72 V	5 V	1.9 W	380 mA	SMD/SMT	Dual Primary Winding	Single Secondary Winding	10.16 mm	13.36 mm	8.64 mm	MID-FLYLT
Power Transformers - Board Mount MID-FLYLT LT8302 9 uH 8.8 W 750313441 Wurth Elektronik 1: 3,56 € 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 3,56 € 3,29 € 2,72 € Reel 2,48 € 2,24 € MouseReel Available	Min.: 1 Mult.: 1 : 250	Flyback Transformers	8 V to 32 V	5 V	8.8 W	1.75 A	SMD/SMT	Single Primary Winding	Single Secondary Winding	13.34 mm	15.24 mm	11.43 mm	MID-FLYLT
Power Transformers - Board Mount MID-FLYLT LT8302 12 uH 7.5 W 750313442 Wurth Elektronik 1: 3,56 € 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 3,56 € 3,29 € Reel 2,48 € Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 250	Flyback Transformers	8 V to 40 V	5 V	7.5 W	1.5 A	SMD/SMT	Single Primary Winding	Single Secondary Winding	13.34 mm	15.24 mm	11.43 mm	MID-FLYLT
Power Transformers - Board Mount MID-FLYLT LT8302 9 uH 8.6 W 750313457 Wurth Elektronik 1: 3,56 € 5In Stock 3.250Expected 4/8/2027	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	5In Stock 3.250Expected 4/8/2027	Cut Tape 3,56 € 3,29 € 2,99 € 2,72 € Reel 2,48 € 2,24 € MouseReel Available	Min.: 1 Mult.: 1 : 250	Flyback Transformers	8 V to 32 V	48 V	8.6 W	180 mA	SMD/SMT	Single Primary Winding	Dual Secondary Winding	13.34 mm	15.24 mm	11.43 mm	MID-FLYLT
Power Transformers - Board Mount MID-FLYLT LT8301 40 uH 3.3 W 750313970 Wurth Elektronik 1: 4,52 € 490In Stock	Mfr. Part No. 750313970 Mouser Part No 710-750313970	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	490In Stock	Cut Tape 4,52 € 4,18 € 3,46 € Reel 3,14 € 2,86 € MouseReel Available	Min.: 1 Mult.: 1 : 250	Flyback Transformers	18 V to 42 V	3.3 V, 3.3 V	3.3 W	500 mA, 500 mA	SMD/SMT	Single Primary Winding	Dual Secondary Winding	15.24 mm	13.34 mm	11.43 mm	MID-FLYLT
Power Transformers - Board Mount MID-FLYLT LT8301 40 uH 3.3 W 750313973 Wurth Elektronik 1: 4,52 € 138In 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	138In Stock 2.250On Order On Order Ship Dates Mfr. No: 750313973 Stock: 138 Can Dispatch Immediately On Order: 1.000 Expected 11/16/2026 1.250 Expected 2/18/2027 Factory Lead Time: 17 Weeks	Cut Tape 4,52 € 4,18 € 3,80 € 3,46 € Reel 3,14 € 2,86 € MouseReel Available	Min.: 1 Mult.: 1 : 250	Flyback Transformers	8 V to 32 V	3.3 V, 3.3 V	3.3 W	500 mA, 500 mA	SMD/SMT	Single Primary Winding	Dual Secondary Winding	15.24 mm	13.34 mm	11.43 mm	MID-FLYLT
Power Transformers - Board Mount MID-IBTI LM5017MR 50 uH 1.5 W 750313995 Wurth Elektronik 1: 5,15 € 28In Stock	Mfr. Part No. 750313995 Mouser Part No 710-750313995	Wurth Elektronik	Power Transformers - Board Mount MID-IBTI LM5017MR 50 uH 1.5 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	28In Stock	Cut Tape 5,15 € 5,08 € Reel 5,08 € 3,81 € MouseReel Available	Min.: 1 Mult.: 1 : 200	Flyback Transformers	15 V to 40 V	5 V, 5 V, 15 V, 15 V	1.5 W	50 mA, 50 mA, 100 mA, 100 mA	SMD/SMT	Single Primary Winding	Quad Secondary Winding	13.46 mm	17.75 mm	12.7 mm	MID-IBTI
Power Transformers - Board Mount WE-FB Flyback 33.8uH 1.0A 10% TOL 750314226 Wurth Elektronik 1: 5,21 € 52In Stock 250Expected 11/26/2026	Mfr. Part No. 750314226 Mouser Part No 710-750314226	Wurth Elektronik	Power Transformers - Board Mount WE-FB Flyback 33.8uH 1.0A 10% TOL Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	52In Stock 250Expected 11/26/2026	Cut Tape 5,21 € 4,83 € 4,46 € 4,09 € Reel 4,09 € View 3,72 € 3,07 € MouseReel Available	Min.: 1 Mult.: 1 : 250	Flyback Transformers	15 V to 40 V	15 V, 15 V	4.5 W	150 mA, 150 mA	SMD/SMT	Single Primary Winding	Dual Secondary Winding	13.34 mm	15.24 mm	11.43 mm	MID-IBTI
Power Transformers - Board Mount MID-PPMAX MAX14855 388 uH 700 mW 750315225 Wurth Elektronik 1: 2,03 € 86In Stock 2.400Expected 2/4/2027	Mfr. Part No. 750315225 Mouser Part No 710-750315225	Wurth Elektronik	Power Transformers - Board Mount MID-PPMAX MAX14855 388 uH 700 mW Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	86In Stock 2.400Expected 2/4/2027	Cut Tape 2,03 € 1,85 € 1,43 € Reel 1,43 € Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 1.200	Signal Transformers	3.3 V	3.63 V	700 mW	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 € 923In Stock 4.800On Order	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	923In Stock 4.800On Order On Order Ship Dates Mfr. No: 750315228 Stock: 923 Can Dispatch Immediately On Order: 1.200 Expected 12/31/2026 3.600 Expected 4/29/2027 Factory Lead Time: 16 Weeks	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 € 61In Stock 1.500Expected 12/10/2026	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	61In Stock 1.500Expected 12/10/2026	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-FLYLT LT8303 150 uH 3.3 W 750315825 Wurth Elektronik 1: 2,38 € 20In Stock 400Expected 2/4/2027	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 2/4/2027	Cut Tape 2,38 € 2,26 € Reel 1,75 € Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 400	Flyback Transformers	36 V to 72 V	3.3 V	3.3 W	1 A	SMD/SMT	Dual Primary Winding	Single Secondary Winding	10.16 mm	13.36 mm	8.64 mm	MID-FLYLT
Power Transformers - Board Mount MID-FLYLT LT8303 150 uH 2.9 W 750315827 Wurth Elektronik 1: 2,12 € 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 2,12 € 2,00 € Reel 1,55 € Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 400	Flyback Transformers	36 V to 72 V	5 V	2.9 W	580 mA	SMD/SMT	Dual Primary Winding	Single Secondary Winding	10.16 mm	13.36 mm	8.64 mm	MID-FLYLT
Power Transformers - Board Mount MID-FLYLT LT8303 150 uH 3.1 W 750315829 Wurth Elektronik 1: 2,12 € 329In Stock 2.800On Order	Mfr. Part No. 750315829 Mouser Part No 710-750315829	Wurth Elektronik	Power Transformers - Board Mount MID-FLYLT LT8303 150 uH 3.1 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	329In Stock 2.800On Order On Order Ship Dates Mfr. No: 750315829 Stock: 329 Can Dispatch Immediately On Order: 1.200 Expected 11/19/2026 1.600 Expected 3/4/2027 Factory Lead Time: 19 Weeks	Cut Tape 2,12 € 2,00 € 1,69 € Reel 1,55 € Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 400	Flyback Transformers	36 V to 72 V	24 V	3.1 W	130 mA	SMD/SMT	Dual Primary Winding	Single Secondary Winding	10.16 mm	13.36 mm	8.64 mm	MID-FLYLT
Power Transformers - Board Mount MID-FLYLT LT8303 150 uH 3.5 W 750315834 Wurth Elektronik 1: 2,12 € 35In Stock	Mfr. Part No. 750315834 Mouser Part No 710-750315834	Wurth Elektronik	Power Transformers - Board Mount MID-FLYLT LT8303 150 uH 3.5 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	35In Stock	Cut Tape 2,12 € 2,00 € Reel 1,55 € Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 400	Flyback Transformers	36 V to 72 V	5 V, 5 V	3.5 W	350 mA, 350 mA	SMD/SMT	Single Primary Winding	Dual Secondary Winding	10.16 mm	13.36 mm	8.64 mm	MID-FLYLT