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 (DKK) 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 LT3748 12 uH 31.2 W
Datasheet
244In Stock
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
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8302 12 uH 6 W
Datasheet
402In Stock
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
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 12 uH 45.6 W
Datasheet
200In Stock
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
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8300 350 uH 2.1 W
Datasheet
895In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 300

Flyback Transformers 36 V to 72 V 15 V 2.1 W 140 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 WE-FB LT3573 25 uH 9.6 W
Datasheet
270In Stock
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 LT3748 4.5 uH 36 W
Datasheet
137In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 120

Flyback Transformers 9 V to 36 V 12 V 36 W 3 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 LT3512 175 uH 2 W
Datasheet
266In Stock
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
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 100 uH 12 W
Datasheet
163In 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 WE-FB LT3748 15 uH 45.6 W
Datasheet
117In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 100

Flyback Transformers 30 V to 75 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
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8303 150 uH 3.1 W
Datasheet
640In 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 WE-FB SMD Flyback Dialog Semi iW1830
Datasheet
999In Stock
Min.: 1
Mult.: 1

Flyback Transformers 90 VAC to 264 VAC 5 V 15 W 3 A Through Hole Dual Primary Winding Single Secondary Winding 22.2 mm 26 mm 16 mm MID-OLDIA
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3512 151 uH 6.24 W
Datasheet
300In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 300

Flyback Transformers 36 V to 72 V 48 V 6.24 W 130 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-PPTI SN6501 1 mH 3.3 V SMD/SMT 90C
Datasheet
18.842In Stock
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
Wurth Elektronik Power Transformers - Board Mount WE-PPTI SN6501 475 uH 5 V SMD/SMT 125C
Datasheet
51.031In Stock
22.800Expected 31/08/2026
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-PPTI SN6501 475 uH 3.3 V SMD/SMT 125C
Datasheet
40.278In Stock
24.000Expected 01/10/2026
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
Wurth Elektronik Power Transformers - Board Mount WE-PPTI SN6501 340 uH 5 V SMD/SMT 125C
Datasheet
12.242In Stock
5.500On Order
MouseReel Available
Min.: 1
Mult.: 1
: 500

Power 5 V 5 V 1.8 W 350 mA SMD/SMT Dual Primary Winding Dual Secondary Winding 9.14 mm 12.7 mm 7.62 mm WE-PPTI
Wurth Elektronik Power Transformers - Board Mount MID-PPMAX MAX14940 384 uH 500 mW
Datasheet
823In 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 WE-PPTI SN6501 475 uH 5 V SMD/SMT 125C
Datasheet
6.285In Stock
30.000Expected 15/10/2026
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-PPTI SN6501 475 uH 3.3 V SMD/SMT 125C
Datasheet
8.476In Stock
6.000Expected 10/09/2026
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
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3573 63 uH 10 W
Datasheet
312In Stock
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
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3573 25 uH 5.6 W
Datasheet
773In Stock
600Expected 10/12/2026
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
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8300 400 uH 2 W
Datasheet
684In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 300

Flyback Transformers 35 V to 75 V 3.3 V 2 W 600 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 WE-FB LT3748 50 uH 20 W
Datasheet
475In Stock
200Expected 04/06/2026
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
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 37 uH 25.2 W
Datasheet
297In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 200

Flyback Transformers 37 V to 57 V 12 V 25.2 W 2.1 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 WE-FB LT3748 9.07 uH 15 W
Datasheet
2.508In Stock
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