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 (IDR) 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-FLYADI ADP1031 150 uH 1.1 W 750316566 Wurth Elektronik 1: Rp190.798 200In Stock	Mfr. Part No. 750316566 Mouser Part No 710-750316566	Wurth Elektronik	Power Transformers - Board Mount MID-FLYADI ADP1031 150 uH 1.1 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	200In Stock	Cut Tape Rp190.798 Rp176.122 Rp161.445 Rp146.768 Reel Rp121.084 Rp106.407 MouseReel Available	Min.: 1 Mult.: 1 : 675	Flyback Transformers	18 V to 32 V	24 V	1.1 W	45 mA	SMD/SMT	Single Primary Winding	Single Secondary Winding	7 mm	6.91 mm	7.8 mm	MID-FLYADI
Power Transformers - Board Mount MID-FLYMAX MAX17690 84 uH 2.5 W 750317234 Wurth Elektronik 1: Rp138.512 126In 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	126In Stock	Cut Tape Rp138.512 Rp127.872 Reel Rp127.872 Rp87.877 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-FB LT3573 25 uH 6 W 750370058 Wurth Elektronik 1: Rp60.909 400In Stock	Mfr. Part No. 750370058 Mouser Part No 710-750370058	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3573 25 uH 6 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	400In Stock	Cut Tape Rp60.909 Reel Rp43.297 Rp35.775 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 400	Flyback Transformers	10 V to 30 V	15 V	6 W	400 mA	SMD/SMT	Single Primary Winding	Single Secondary Winding	10.8 mm	13.35 mm	9.14 mm	WE-FB
Power Transformers - Board Mount WE-FB Flyback 5uH 500VAC 750311268 Wurth Elektronik 1: Rp132.458 17In Stock	Mfr. Part No. 750311268 Mouser Part No 710-750311268	Wurth Elektronik	Power Transformers - Board Mount WE-FB Flyback 5uH 500VAC Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	17In Stock	Cut Tape Rp132.458 Rp122.184 Reel Rp122.184 Rp84.025 MouseReel Available	Min.: 1 Mult.: 1 : 300	Flyback Transformers	9 V to 16 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 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 Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	229In Stock	Cut Tape Rp84.025 Rp77.971 Reel Rp59.991 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 MID-IBTI LM5017MRX 45 uH 1.5 W 750314462 Wurth Elektronik 1: Rp87.510 8In Stock	Mfr. Part No. 750314462 Mouser Part No 710-750314462	Wurth Elektronik	Power Transformers - Board Mount MID-IBTI LM5017MRX 45 uH 1.5 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	8In Stock	Cut Tape Rp87.510 Rp80.906 Reel Rp60.909 MouseReel Available	Min.: 1 Mult.: 1 : 500	Flyback Transformers	16 V to 36 V	- 12 V, 5 V, 12 V	1.5 W	40 mA, 40 mA, 100 mA	SMD/SMT	Single Primary Winding	Triple Secondary Winding	12.95 mm	12.7 mm	5.98 mm	MID-IBTI
Power Transformers - Board Mount MID-FLYLT LT8302 9 uH 9 W 750313443 Wurth Elektronik 1: Rp75.952 6.750On Order	Mfr. Part No. 750313443 Mouser Part No 710-750313443	Wurth Elektronik	Power Transformers - Board Mount MID-FLYLT LT8302 9 uH 9 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	6.750On Order On Order Ship Dates Mfr. No: 750313443 Stock: 0 On Order: 500 Expected 18/02/2027 6.250 Expected 22/04/2027 Factory Lead Time: 19 Weeks	Cut Tape Rp75.952 Rp70.265 Rp63.844 Rp57.973 Reel Rp52.836 Rp47.883 MouseReel Available	Min.: 1 Mult.: 1 : 250	Flyback Transformers	8 V to 32 V	12 V, 12 V	9 W	375 mA, 375 mA	SMD/SMT	Single Primary Winding	Dual Secondary Winding	13.34 mm	15.24 mm	11.43 mm	MID-FLYLT
Power Transformers - Board Mount WE-PPTI SN6501 340 uH 5 V SMD/SMT 125C 750313638 Wurth Elektronik 1: Rp74.668 37.737On Order	Mfr. Part No. 750313638 Mouser Part No 710-750313638	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	37.737On Order On Order Ship Dates Mfr. No: 750313638 Stock: 0 On Order: 18.737 Expected 04/02/2027 19.000 Expected 20/05/2027 Factory Lead Time: 16 Weeks	Cut Tape Rp74.668 Rp69.898 Rp64.578 Rp58.157 Reel Rp52.836 View Rp43.847 Quote MouseReel Available	Min.: 1 Mult.: 1 : 500	Power	5 V	3.3 V	1.2 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 MID-FLYLT LT8301 40 uH 2.8 W 750313972 Wurth Elektronik 1: Rp107.508 11.000On Order	Mfr. Part No. 750313972 Mouser Part No 710-750313972	Wurth Elektronik	Power Transformers - Board Mount MID-FLYLT LT8301 40 uH 2.8 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	11.000On Order On Order Ship Dates Mfr. No: 750313972 Stock: 0 On Order: 250 Expected 31/12/2026 8.000 Expected 11/03/2027 2.750 Expected 08/04/2027 Factory Lead Time: 17 Weeks	Cut Tape Rp107.508 Rp99.435 Rp90.446 Rp82.190 Reel Rp74.668 View Rp67.880 Quote MouseReel Available	Min.: 1 Mult.: 1 : 250	Flyback Transformers	18 V to 42 V	5 V, 5 V	2.8 W	275 mA, 275 mA	SMD/SMT	Single Primary Winding	Dual Secondary Winding	15.24 mm	13.34 mm	11.43 mm	MID-FLYLT
Power Transformers - Board Mount WE-FB LT3751 2.5 uH 127.5 W 750310355 Wurth Elektronik 1: Rp236.663 375Expected 11/03/2027	Mfr. Part No. 750310355 Mouser Part No 710-750310355	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3751 2.5 uH 127.5 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	375Expected 11/03/2027	Rp236.663 Rp221.620 Rp192.633 Rp173.370 Rp137.595	Min.: 1 Mult.: 1	Flyback Transformers	24 V	75 V	127.5 W	1.7 A	Through Hole	Single Primary Winding	Dual Secondary Winding	36.5 mm	42 mm	23 mm	WE-FB
Power Transformers - Board Mount WE-FB LT3573 25 uH 9.6 W 750310563 Wurth Elektronik 1: Rp139.613 2.600On Order	Mfr. Part No. 750310563 Mouser Part No 710-750310563	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3573 25 uH 9.6 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	2.600On Order On Order Ship Dates Mfr. No: 750310563 Stock: 0 On Order: 800 Expected 08/04/2027 1.800 Expected 08/07/2027 Factory Lead Time: 21 Weeks	Cut Tape Rp139.613 Rp127.872 Rp122.551 Rp118.882 Reel Rp111.360 View Rp113.745 Rp105.856 Rp101.637 Quote	Min.: 1 Mult.: 1 : 200	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 WE-FB LT3573 25 uH 5.6 W 750310799 Wurth Elektronik 1: Rp62.743 3.135On 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 about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	3.135On Order On Order Ship Dates Mfr. No: 750310799 Stock: 0 On Order: 735 Expected 30/11/2026 1.200 Expected 01/12/2026 1.200 Expected 01/04/2027 Factory Lead Time: 14 Weeks	Cut Tape Rp62.743 Reel Rp62.743 Rp60.358 MouseReel Available	Min.: 1 Mult.: 1 : 300	Flyback Transformers	18 V to 30 V	15 V	5.6 W	400 mA	SMD/SMT	Single Primary Winding	Single Secondary Winding	9.14 mm	9.78 mm	10.54 mm	WE-FB
Power Transformers - Board Mount WE-FB LT3748 8 uH 45 W 750311591 Wurth Elektronik 1: Rp263.449 300Expected 18/02/2027	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	300Expected 18/02/2027	Cut Tape Rp263.449 Rp246.754 Reel Rp214.648 Rp193.183 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 14 uH 30 W 750311607 Wurth Elektronik 1: Rp169.517 1.000On Order	Mfr. Part No. 750311607 Mouser Part No 710-750311607	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3748 14 uH 30 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	1.000On Order On Order Ship Dates Mfr. No: 750311607 Stock: 0 On Order: 500 Expected 24/12/2026 500 Expected 28/01/2027 Factory Lead Time: 19 Weeks	Cut Tape Rp169.517 Rp156.491 Rp143.466 Reel Rp130.440 Rp107.508 Rp94.482 MouseReel Available	Min.: 1 Mult.: 1 : 125	Flyback Transformers	30 V to 75 V	12 V	30 W	2.5 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 14 uH 30 W 750311797 Wurth Elektronik 1: Rp146.951 500Expected 10/06/2027	Mfr. Part No. 750311797 Mouser Part No 710-750311797	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3748 14 uH 30 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	500Expected 10/06/2027	Cut Tape Rp146.951 Rp135.577 Reel Rp113.011 Rp93.198 Rp82.007 MouseReel Available	Min.: 1 Mult.: 1 : 125	Flyback Transformers	18 V to 100 V	12 V	30 W	2.5 A	SMD/SMT	Single Primary Winding	Single Secondary Winding	23.11 mm	29.08 mm	11.43 mm	WE-FB
Power Transformers - Board Mount MID-FLYLT LT8300 300 uH 1.7 W 750312558 Wurth Elektronik 1: Rp71.182 1.470Expected 04/02/2027	Mfr. Part No. 750312558 Mouser Part No 710-750312558	Wurth Elektronik	Power Transformers - Board Mount MID-FLYLT LT8300 300 uH 1.7 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	1.470Expected 04/02/2027	Cut Tape Rp71.182 Rp66.046 Rp55.955 Reel Rp50.818 Rp42.012 MouseReel Available	Min.: 1 Mult.: 1 : 300	Flyback Transformers	36 V to 72 V	12 V, 12 V	1.7 W	70 mA, 70 mA	SMD/SMT	Dual Primary Winding	Dual Secondary Winding	9.78 mm	9.14 mm	10.54 mm	MID-FLYLT
Power Transformers - Board Mount MID-PPMAX MAX14940 388 uH 1.1 W 750315228 Wurth Elektronik 1: Rp46.782 4.510On 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	4.510On Order On Order Ship Dates Mfr. No: 750315228 Stock: 0 On Order: 910 Expected 31/12/2026 3.600 Expected 29/04/2027 Factory Lead Time: 16 Weeks	Cut Tape Rp46.782 Rp44.581 Rp41.462 Rp37.426 Reel Rp34.307 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-FLYLT LT8303 150 uH 3.1 W 750315828 Wurth Elektronik 1: Rp45.131 1.200Expected 04/03/2027	Mfr. Part No. 750315828 Mouser Part No 710-750315828	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	1.200Expected 04/03/2027	Cut Tape Rp45.131 Rp42.746 Rp36.142 Reel Rp33.023 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 400	Flyback Transformers	36 V to 72 V	12 V	3.1 W	260 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 LT3573 30uH 5 W 750370040 Wurth Elektronik 1: Rp82.190 1.199Expected 15/02/2027	Mfr. Part No. 750370040 Mouser Part No 710-750370040	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3573 30uH 5 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	1.199Expected 15/02/2027	Cut Tape Rp82.190 Rp77.604 Rp72.834 Rp68.064 Reel Rp63.294 Rp55.038 MouseReel Available	Min.: 1 Mult.: 1 : 300	Flyback Transformers	18 V to 30 V	5 V	5 W	1 A	SMD/SMT	Single Primary Winding	Single Secondary Winding	9.78 mm	9.14 mm	10.54 mm	WE-FB
Power Transformers - Board Mount WE-FB LT3748 14 uH 40 W 750310988 Wurth Elektronik 1: Rp176.489 200Expected 30/11/2026	Mfr. Part No. 750310988 Mouser Part No 710-750310988	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3748 14 uH 40 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	200Expected 30/11/2026	Cut Tape Rp176.489 Rp162.912 Reel Rp135.760 Rp112.094 Rp98.518 MouseReel Available	Min.: 1 Mult.: 1 : 100	Flyback Transformers	12 V	48 V	40 W	850 mA	SMD/SMT	Single Primary Winding	Dual Secondary Winding	32.31 mm	27.03 mm	13.69 mm	WE-FB
Power Transformers - Board Mount WE-FB LT3748 100 uH 12 W 750311456 Wurth Elektronik 1: Rp134.109 188Expected 01/12/2026	Mfr. Part No. 750311456 Mouser Part No 710-750311456	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3748 100 uH 12 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	188Expected 01/12/2026	Cut Tape Rp134.109 Rp124.569 Reel Rp95.766 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 MID-FLYLT LT8302 12 uH 6 W 750313460 Wurth Elektronik 1: Rp75.952 500Expected 01/12/2026	Mfr. Part No. 750313460 Mouser Part No 710-750313460	Wurth Elektronik	Power Transformers - Board Mount MID-FLYLT LT8302 12 uH 6 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	500Expected 01/12/2026	Cut Tape Rp75.952 Rp70.265 Reel Rp52.836 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 250	Flyback Transformers	4 V to 8 V	5 V	6 W	1.2 A	SMD/SMT	Single Primary Winding	Single Secondary Winding	13.34 mm	15.24 mm	11.43 mm	MID-FLYLT
Power Transformers - Board Mount WE-FB Flyback 5uH 100mVAC 750032489 Wurth Elektronik 1.000: Rp99.802 Non-Stocked Lead-Time 53 Weeks	Mfr. Part No. 750032489 Mouser Part No 710-750032489	Wurth Elektronik	Power Transformers - Board Mount WE-FB Flyback 5uH 100mVAC Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	Non-Stocked Lead-Time 53 Weeks	Cut Tape Rp99.802 Quote Quote	Min.: 1.000 Mult.: 200 : 200	Flyback Transformers	15 V	146 V	9.9 W	68 mA	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 Flyback 2.70uH 500VAC 750310084 Wurth Elektronik 1.000: Rp99.802 Non-Stocked Lead-Time 53 Weeks	Mfr. Part No. 750310084 Mouser Part No 710-750310084	Wurth Elektronik	Power Transformers - Board Mount WE-FB Flyback 2.70uH 500VAC Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	Non-Stocked Lead-Time 53 Weeks	Cut Tape Rp99.802 Quote Quote	Min.: 1.000 Mult.: 200 : 200	Flyback Transformers	10 V	146 V	9.2 W	63 mA	SMD/SMT	Dual 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 4.3 W 750310559 Wurth Elektronik 1: Rp97.601 Non-Stocked Lead-Time 19 Weeks	Mfr. Part No. 750310559 Mouser Part No 710-750310559	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3575 25 uH 4.3 W Learn More about Wurth Elektronik wurth electronics dc dc converter transformers	Datasheet	Non-Stocked Lead-Time 19 Weeks	Cut Tape Rp97.601 Rp90.629 Rp83.658 Rp76.686 Reel Rp69.715 Rp57.423 MouseReel Available	Min.: 1 Mult.: 1 : 250	Flyback Transformers	12 V to 30 V	3.3 V	4.3 W	1.3 A	SMD/SMT	Single Primary Winding	Single Secondary Winding	13.34 mm	15.24 mm	11.43 mm	WE-FB