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 (GBP) 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 9.07 uH 15 W
Datasheet
699In Stock
4,600On Order
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
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 8 uH 45 W
Datasheet
127In Stock
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
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 8 uH 45.6 W
Datasheet
45In Stock
400Expected 17/09/2026
MouseReel Available
Min.: 1
Mult.: 1
: 100

Flyback Transformers 20 V to 48 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 WE-FB LT3748 8 uH 30 W
Datasheet
109In Stock
125Expected 01/04/2027
MouseReel Available
Min.: 1
Mult.: 1
: 125

Flyback Transformers 20 V to 48 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
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 8 uH 31.2 W
Datasheet
71In Stock
250Expected 06/08/2026
MouseReel Available
Min.: 1
Mult.: 1
: 125

Flyback Transformers 20 V to 48 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 WE-FB LT3748 14 uH 30 W
Datasheet
56In Stock
250Expected 27/08/2026
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 WE-FB LT3748 12 uH 31.2 W
Datasheet
179In 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 WE-FB LT3748 9 uH 15 W
Datasheet
126In Stock
200Expected 06/08/2026
MouseReel Available
Min.: 1
Mult.: 1
: 200

Flyback Transformers 10 V to 40 V 15 V 15 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 LT3575 9 uH 13.2 W
Datasheet
4In Stock
200Expected 27/08/2026
MouseReel Available
Min.: 1
Mult.: 1
: 200

Flyback Transformers 10 V to 40 V 3.3 V 13.2 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 60 uH 150 mW
Datasheet
453In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 800

Flyback Transformers 8 V to 15 V 150 V 150 mW 1 mA SMD/SMT Single Primary Winding Single Secondary Winding 6.6 mm 8.26 mm 5.59 mm WE-FB
Wurth Elektronik Power Transformers - Board Mount MID-IBTI TPS55010TER 2 uH 6 W
Datasheet
485In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 300

Flyback Transformers 2.5 V to 3.5 V 15 V, 15 V 6 W 200 mA, 200 mA SMD/SMT Single Primary Winding Dual Secondary Winding 9.78 mm 9.14 mm 10.54 mm MID-IBTI
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 14 uH 30 W
Datasheet
131In Stock
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 LT8300 350 uH 2.1 W
Datasheet
219In Stock
1,200Expected 17/09/2026
MouseReel Available
Min.: 1
Mult.: 1
: 300

Flyback Transformers 36 V to 72 V 15 V, 15 V 2.1 W 70 mA, 70 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 37 uH 25 W
Datasheet
107In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 100

Flyback Transformers 28 V 250 V 25 W 100 mA SMD/SMT Single Primary Winding Dual Secondary Winding 27.03 mm 32.31 mm 13.69 mm WE-FB
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8300 400 uH 1.5 W
Datasheet
873In Stock
1,200Expected 26/11/2026
MouseReel Available
Min.: 1
Mult.: 1
: 400

Flyback Transformers 18 V to 75 V 5 V 1.5 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 WE-FB LTC3300 3.46 uH 5 W
Datasheet
155In Stock
1,000Expected 31/08/2026
MouseReel Available
Min.: 1
Mult.: 1
: 200

Flyback Transformers 2 V to 5.5 V 20 V 5 W 250 mA SMD/SMT Dual Primary Winding Dual Secondary Winding 13.46 mm 17.75 mm 12.7 mm WE-FB
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8300 300 uH 1.9 W
Datasheet
74In Stock
400Expected 03/09/2026
MouseReel Available
Min.: 1
Mult.: 1
: 400

Flyback Transformers 36 V to 72 V 5 V 1.9 W 380 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 LT8300 300 uH 1.7 W
Datasheet
389In Stock
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 12 uH 7.5 W
Datasheet
250In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 250

Flyback Transformers 8 V to 40 V 5 V 7.5 W 1.5 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 9 uH 7.7 W
Datasheet
566In Stock
6,750On Order
MouseReel Available
Min.: 1
Mult.: 1
: 250

Flyback Transformers 8 V to 32 V 24 V 7.7 W 320 mA 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
271In Stock
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 MID-FLYLT LT8301 40 uH 3.4 W
Datasheet
59In Stock
2,250On Order
MouseReel Available
Min.: 1
Mult.: 1
: 250

Flyback Transformers 8 V to 32 V 24 V, 24 V 3.4 W 70 mA, 70 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 LT8301 40 uH 3.4 W
Datasheet
145In Stock
1,000Expected 10/09/2026
MouseReel Available
Min.: 1
Mult.: 1
: 250

Flyback Transformers 8 V to 32 V 48 V, 48 V 3.4 W 35 mA, 35 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-IBTI LM5017MR 50 uH 1.5 W
Datasheet
28In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 200

Flyback Transformers 15 V to 40 V 5 V, 5 V, 15 V, 15 V 1.5 W 50 mA, 50 mA, 100 mA, 100 mA SMD/SMT Single Primary Winding Quad Secondary Winding 13.46 mm 17.75 mm 12.7 mm MID-IBTI
Wurth Elektronik Power Transformers - Board Mount WE-FB Flyback 33.8uH 1.0A 10% TOL
Datasheet
80In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 250

Flyback Transformers 15 V to 40 V 15 V, 15 V 4.5 W 150 mA, 150 mA SMD/SMT Single Primary Winding Dual Secondary Winding 13.34 mm 15.24 mm 11.43 mm MID-IBTI