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 (SGD) 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 37 uH 25.2 W
Datasheet
282In 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 50 uH 20 W
Datasheet
65In Stock
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 15 uH 13.2 W
Datasheet
55In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 200

Flyback Transformers 36 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 100 uH 800 mW
Datasheet
365In Stock
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 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
50In Stock
400Expected 17/9/2026
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 31.2 W
Datasheet
76In Stock
250On Order
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
71In Stock
250Expected 27/8/2026
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 9 uH 15 W
Datasheet
133In Stock
200Expected 9/7/2026
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
256In Stock
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
468In 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 WE-FB LT3748 80 uH 300 mW
Datasheet
399In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 350

Flyback Transformers 8 V to 15 V 150 V, - 150 V 300 mW 1 mA, 1 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 14 uH 30 W
Datasheet
161In 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
229In Stock
1,200Expected 29/9/2026
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
22In Stock
100Expected 2/7/2026
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 300 uH 1.9 W
Datasheet
222In Stock
400Expected 3/9/2026
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 9 uH 8.8 W
Datasheet
292In Stock
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 7.5 W
Datasheet
255In 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 WE-PPTI SN6501 340 uH 5 V SMD/SMT 125C
Datasheet
343In Stock
20,500On Order
MouseReel Available
Min.: 1
Mult.: 1
: 500

Power 5 V 3.3 V 1.2 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-FLYLT LT8301 40 uH 3.3 W
Datasheet
281In 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
420In Stock
1,000Expected 10/9/2026
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 15 V, 5 V, 5 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
Wurth Elektronik Power Transformers - Board Mount MID-PPMAX MAX14940 388 uH 1.1 W
Datasheet
51In Stock
2,400Expected 18/6/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,200

Signal Transformers 3.3 V 6.6 V 1.1 W 160 mA SMD/SMT Dual Primary Winding Dual Secondary Winding 6.73 mm 10.46 mm 4.19 mm MID-PPMAX