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 (TWD) 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 MID-PPMAX MAX14940 388 uH 900 mW
Datasheet
826In Stock
1,200Expected 10/1/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,200

Signal Transformers 3.3 V 4.29 V 900 mW 200 mA SMD/SMT Dual Primary Winding Dual Secondary Winding 6.73 mm 10.46 mm 4.19 mm MID-PPMAX
Wurth Elektronik Power Transformers - Board Mount MID-PPMAX MAX14855 384 uH 1 W
Datasheet
486In Stock
1,500On Order
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
Wurth Elektronik Power Transformers - Board Mount MID-PPMAX MAX14855 384 uH 600 mW
Datasheet
608In Stock
1,000Expected 9/17/2026
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
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8303 150 uH 3.3 W
Datasheet
22In Stock
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
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8303 150 uH 2.9 W
Datasheet
383In Stock
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
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8303 150 uH 3.1 W
Datasheet
598In Stock
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
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8304 40 uH 14.4 W
Datasheet
70In Stock
200Expected 9/17/2026
Min.: 1
Mult.: 1
: 200

Flyback Transformers 36 V to 75 V 48 V 14.4 W 300 mA SMD/SMT Dual Primary Winding Single Secondary Winding 13.46 mm 17.75 mm 12.7 mm MID-FLYLT
Wurth Elektronik Power Transformers - Board Mount WE-FB SMD Flyback On REFDsgn LM3481 TI
Datasheet
46In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 100

Flyback Transformers 5 V to 32 V 12 V 36 W 3 A SMD/SMT Single Primary Winding Single Secondary Winding 27.03 mm 32.45 mm 13.97 mm WE-FB
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3573 30uH 5 W
Datasheet
491Expected 12/1/2026
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 WE-FB LT3573 25 uH 6 W
Datasheet
2In Stock
400Expected 3/18/2027
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
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 1.5 mH 9 W
Datasheet
65In Stock
Min.: 1
Mult.: 1

Flyback Transformers 85 V to 265 V 30 V 9 W 300 mA Through Hole Dual Primary Winding Single Secondary Winding 20.32 mm 24.38 mm 16 mm WE-FB
Wurth Elektronik Power Transformers - Board Mount WE-PPTI SN6501 475 uH 5 V SMD/SMT 125C
Datasheet
1,101In Stock
46,800On Order
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
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3573 25 uH 9.6 W
Datasheet
477Expected 10/29/2026
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
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3573 25 uH 9.6 W
Datasheet
1,400Expected 10/15/2026
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
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 14 uH 30 W
Datasheet
476Expected 12/21/2026
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
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8300 300 uH 1.7 W
Datasheet
1,470Expected 1/7/2027
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
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8302 9 uH 9 W
Datasheet
3,187On Order
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
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8301 40 uH 2.8 W
Datasheet
4,500On Order
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
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8304 40 uH 15.8 W
Datasheet
1,000Expected 10/1/2026
Min.: 1
Mult.: 1
: 200

Flyback Transformers 36 V to 75 V 3.3 V 15.8 W 4.8 A SMD/SMT Dual Primary Winding Single Secondary Winding 13.46 mm 17.75 mm 12.7 mm MID-FLYLT
Wurth Elektronik Power Transformers - Board Mount WE-PPTI SN6501 50 uH 5 V SMD/SMT 125C
Datasheet
2,500On Order
MouseReel Available
Min.: 1
Mult.: 1
: 500

Push-Pull Transformers 5 V 19.5 V 1 W 50 mA SMD/SMT Dual Primary Winding Dual Secondary Winding 9.14 mm 12.95 mm 7.62 mm WE-PPTI
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3751 2.5 uH 127.5 W
Datasheet
187On Order
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
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 14 uH 40 W
Datasheet
200Expected 11/26/2026
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
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 100 uH 800 mW
Datasheet
582On Order
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
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 14 uH 30 W
Datasheet
202Expected 11/12/2026
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
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8302 9 uH 8.8 W
Datasheet
413Expected 9/17/2026
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