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.

Results: 193
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Description Datasheet Availability Pricing (CHF) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Product
Primary Voltage Rating
Secondary Voltage Rating
Power Rating
Secondary Current Rating
Mounting Style
Primary Winding
Secondary Winding
Length
Width
Height
Series
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3573 50 uH 5 W
Datasheet
587In Stock
600Expected 20/08/2026
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
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8303 150 uH 2.9 W
Datasheet
1 810In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 400

Flyback Transformers 36 V to 72 V 48 V 2.9 W 60 mA SMD/SMT Single Primary Winding Dual Secondary Winding 10.16 mm 13.36 mm 8.64 mm MID-FLYLT
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 6.78 uH 12 W
Datasheet
283In Stock
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
Wurth Elektronik Power Transformers - Board Mount MID-IBTI LM5017 26 uH 1.6 W
Datasheet
1 816In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 925

Flyback Transformers 36 V to 75 V 5 V, 10 V 1.6 W 80 mA, 120 mA SMD/SMT Single Primary Winding Dual Secondary Winding 8.35 mm 9.5 mm 6.35 mm MID-IBTI
Wurth Elektronik Power Transformers - Board Mount MID-OLTI UCC28722 1.35 mH 6 W
Datasheet
1 126In Stock
Min.: 1
Mult.: 1

Flyback Transformers 85 VAC to 265 VAC 12 V 6 W 500 mA Through Hole Dual Primary Winding Single Secondary Winding 16.9 mm 18.8 mm 13.31 mm MID-OLTI
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3575 25 uH 10 W
Datasheet
417In Stock
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
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8302 12 uH 6.6 W
Datasheet
944In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 250

Flyback Transformers 8 V to 40 V 3.3 V 6.6 W 2 A SMD/SMT Single Primary Winding Single Secondary Winding 13.34 mm 15.24 mm 11.43 mm MID-FLYLT
Wurth Elektronik Power Transformers - Board Mount MID-PPMAX MAX14940 384 uH 800 mW
Datasheet
1 173In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

Signal Transformers 5 V 5 V 800 mW 150 mA SMD/SMT Dual Primary Winding Dual Secondary Winding 9.14 mm 12.7 mm 7.62 mm MID-PPMAX
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 20 uH 60 W
Datasheet
1 728In Stock
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
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3573 30 uH 5 W
Datasheet
1 423In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 400

Flyback Transformers 10 V to 30 V 5 V 5 W 1 A SMD/SMT Single Primary Winding Single Secondary Winding 13.35 mm 10.8 mm 9.14 mm WE-FB
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3573 25 uH 10 W
Datasheet
317In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 200

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
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8300 300 uH 3.6 W
Datasheet
1 322In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 400

POE - Power Over Ethernet Transformers 30 V to 72 V 12 V 3.6 W 300 mA SMD/SMT Dual Primary Winding Single Secondary Winding 10.16 mm 13.36 mm 8.64 mm MID-FLYLT
Wurth Elektronik Power Transformers - Board Mount MID-FLYADI ADP1031 280 uH 700 mW
Datasheet
680In Stock
400Expected 19/08/2026
MouseReel Available
Min.: 1
Mult.: 1
: 400

Flyback Transformers 18 V to 32 V 24 V 700 mW 30 mA SMD/SMT Single Primary Winding Single Secondary Winding 8.26 mm 8.6 mm 9.65 mm MID-FLYADI
Wurth Elektronik Power Transformers - Board Mount MID-FLYMAX MAX17690 84 uH 3 W
Datasheet
1 147In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 300

Flyback Transformers 18 V to 60 V 12 V 3 W 250 mA SMD/SMT Single Primary Winding Single Secondary Winding 9.78 mm 9.5 mm 10.54 mm MID-FLYMAX
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8300 300 uH 1.9 W
Datasheet
1 400In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 300

Flyback Transformers 36 V to 72 V 24 V 1.9 W 80 mA SMD/SMT Single Primary Winding Dual Secondary Winding 9.78 mm 9.14 mm 10.54 mm MID-FLYLT
Wurth Elektronik Power Transformers - Board Mount MID-PPMAX MAX14940 384 uH 500 mW
Datasheet
776In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

Signal Transformers 3.3 V 5 V 500 mW 100 mA SMD/SMT Dual Primary Winding Dual Secondary Winding 9.14 mm 12.7 mm 7.62 mm MID-PPMAX
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8303 150 uH 3.5 W
Datasheet
37In Stock
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
Wurth Elektronik Power Transformers - Board Mount MID-IBTI LM20242 66 uH 15.2 W
Datasheet
179In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 250

Power 15 V to 40 V 12.7 V, 12.7 V 15.2 W 600 mA, 600 mA SMD/SMT Single Primary Winding Dual Secondary Winding 13.34 mm 15.24 mm 11.43 mm MID-IBTI
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3575 7 uH 15 W
Datasheet
20In Stock
400Expected 27/08/2026
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 Dual Secondary Winding 13.34 mm 15.24 mm 11.43 mm WE-FB
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 15 uH 45 W
Datasheet
140In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 100

Flyback Transformers 30 V to 75 V 5 V 45 W 9 A SMD/SMT Dual Primary Winding Triple Secondary Winding 27.03 mm 32.31 mm 13.69 mm WE-FB
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 3.8 uH 9 W
Datasheet
67In Stock
200Expected 03/12/2026
MouseReel Available
Min.: 1
Mult.: 1
: 200

Flyback Transformers 16 V to 24 V 15 V, 15 V, 15 V, 15 V 9 W 150 mA, 150 mA, 150 mA, 150 mA SMD/SMT Dual Primary Winding Quad Secondary Winding 13.97 mm 17.17 mm 12.7 mm WE-FB
Wurth Elektronik Power Transformers - Board Mount WE-FB Flyback 5uH 500VAC
Datasheet
17In Stock
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
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 100 uH 12 W
Datasheet
75In Stock
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
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT 9-36V 50-200kHz
Datasheet
332In Stock
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
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 12 uH 30 W
Datasheet
114In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 125

Flyback Transformers 30 V to 75 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