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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 Mfr.
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 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
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8302 12 uH 6 W
Datasheet
500Expected 12/3/2026
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 MID-FLYLT LT8301 40 uH 3.3 W
Datasheet
498Expected 11/20/2026
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
Wurth Elektronik Power Transformers - Board Mount WE-FB Flyback 5uH 100mVAC
Datasheet
Non-Stocked Lead-Time 51 Weeks
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
Wurth Elektronik Power Transformers - Board Mount WE-FB Flyback 2.70uH 500VAC
Datasheet
Non-Stocked Lead-Time 51 Weeks
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
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3575 25 uH 4.3 W
Datasheet
Non-Stocked Lead-Time 18 Weeks
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
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3575 50 uH 15 W
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 250
Mult.: 250
: 250

Flyback Transformers 36 V 5 V 15 W 3 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 WE-FB LT3575 1.5 uH 15 W
Datasheet
Non-Stocked Lead-Time 14 Weeks
MouseReel Available
Min.: 1
Mult.: 1
: 250

Flyback Transformers 36 V 5 V 15 W 3 A SMD/SMT Single Primary Winding Single Secondary Winding 15.24 mm 13.34 mm 11.43 mm WE-FB
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3575 750 uH 12 W
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 250
Mult.: 250
: 250

Flyback Transformers 36 V 12 V 12 W 1 A SMD/SMT Single Primary Winding Single Secondary Winding 15.24 mm 13.34 mm 11.43 mm WE-FB
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3575 100 uH 12 W
Datasheet
Non-Stocked Lead-Time 19 Weeks
Min.: 200
Mult.: 200
: 200

Flyback Transformers 36 V 12 V 12 W 1 A SMD/SMT Single Primary Winding Single Secondary Winding 15.24 mm 13.34 mm 11.43 mm WE-FB
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3574 100 uH 12 W
Datasheet
Non-Stocked Lead-Time 14 Weeks
MouseReel Available
Min.: 1
Mult.: 1
: 250

Flyback Transformers 36 V 24 V 12 W 500 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 LT3575 50 uH 20 W
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 200
Mult.: 200
: 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 MID-FLYLT LT8300 300 uH 2 W
Datasheet
Non-Stocked Lead-Time 18 Weeks
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 LT3512 200 uH 2.5 W
Datasheet
Non-Stocked Lead-Time 18 Weeks
MouseReel Available
Min.: 1
Mult.: 1
: 300

Flyback Transformers 35 V to 75 V 5 V 2.5 W 500 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 12 uH 45 W
Datasheet
Non-Stocked Lead-Time 14 Weeks
MouseReel Available
Min.: 1
Mult.: 1
: 100

Flyback Transformers 30 V to 75 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
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 6 uH 30 W
Datasheet
Non-Stocked Lead-Time 18 Weeks
Min.: 125
Mult.: 125
: 125

Flyback Transformers 20 V to 48 V 5 V 30 W 6 A SMD/SMT Dual Primary Winding Triple Secondary Winding 23.11 mm 29.08 mm 11.43 mm WE-FB
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 8.3 uH 30 W
Datasheet
Non-Stocked Lead-Time 18 Weeks
Min.: 125
Mult.: 125
: 125

Flyback Transformers 20 V to 48 V 12 V 30 W 2.5 A SMD/SMT Dual Primary Winding Triple Secondary Winding 23.11 mm 29.08 mm 11.43 mm WE-FB
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3512 150 uH 3.6 W
Datasheet
Non-Stocked Lead-Time 18 Weeks
Min.: 1’200
Mult.: 300
: 300

Flyback Transformers 36 V to 72 V 15 V 3.6 W 240 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 LT3575 50 uH 20 W
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 200
Mult.: 200
: 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 50 uH 20 W
Datasheet
Non-Stocked Lead-Time 14 Weeks
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 224 uH 30 W
Datasheet
Non-Stocked Lead-Time 20 Weeks
Min.: 1’000
Mult.: 100
: 100

Flyback Transformers 94 VAC to 940 VAC 15 V 30 W 2 A SMD/SMT Dual Primary Winding Single Secondary Winding 27.03 mm 32.31 mm 13.69 mm WE-FB
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3512 200 uH 3.3 W
Datasheet
Non-Stocked Lead-Time 18 Weeks
Min.: 1’200
Mult.: 300
: 300

Flyback Transformers 36 V to 72 V 15 V, 15 V 3.3 W 110 mA, 110 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 LT3512 100 uH 7.5 W
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 1’000
Mult.: 200
: 200

Flyback Transformers 8 V to 70 V 50 V to 150 V 7.5 W 50 mA, 50 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 MID-IBTI TPS55010TER 1 uH 1 W
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 1’200
Mult.: 300
: 300

Flyback Transformers 3 V to 6 V 5 V 1 W 200 mA SMD/SMT Single Primary Winding Single Secondary Winding 9.78 mm 9.14 mm 10.54 mm MID-IBTI
Wurth Elektronik Power Transformers - Board Mount MID-OLTI UCC28700 925 uH 5 W
Datasheet
Non-Stocked Lead-Time 16 Weeks
Min.: 1’040
Mult.: 130

Flyback Transformers 85 VAC to 265 VAC 5 V 5 W 1 A Through Hole Single Primary Winding Single Secondary Winding 14.22 mm 20.45 mm 10.41 mm MID-OLTI