Transformers

Würth Elektronik Transformers feature power transformers for AC/DC, DC/DC, data/signal, battery management systems (BMS), and interfaces. Additional transformer solutions are gate drive and current sense transformers. These Würth power transformers feature several topologies, including flyback, push-pull, isolated buck, forward, and half-bridge. Würth Elektronik transformers are ideal for power electronics, LED lighting, signal applications, white goods, and more.

Results: 624
Select Image Part # Mfr. Description Datasheet Availability Pricing (JPY) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3751 5 uH 75 W 113In Stock
¥2,142.7
¥2,006.5
¥1,918.5
¥1,744.1
Min.: 1
Mult.: 1
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3573 63 uH 10 W 196In Stock
Cut Tape
¥833.8
¥774
¥654.4
Reel
¥594.6
¥491.7
Min.: 1
Mult.: 1
: 250
Wurth Elektronik Power Transformers - Board Mount WE-POE PD70201 38 uH 25 W 187In Stock
Cut Tape
¥1,051.4
¥976.7
¥825.5
Reel
¥750.8
¥652.8
Min.: 1
Mult.: 1
: 200
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3574 3 uH 12 W 228In Stock
200Expected 11/2/2026
Cut Tape
¥1,141.1
¥1,029.8
¥988.3
¥958.4
Reel
¥888.6
Min.: 1
Mult.: 1
: 200
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 15 uH 30 W 205In Stock
Cut Tape
¥1,558
¥1,458.4
Reel
¥1,269
¥1,141.1
Min.: 1
Mult.: 1
: 125
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 100 uH 12 W 71In Stock
Cut Tape
¥647.8
Reel
¥468.4
Min.: 1
Mult.: 1
: 200
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 50 uH 20 W 62In Stock
Cut Tape
¥1,357
¥1,260.7
Reel
¥970
Min.: 1
Mult.: 1
: 200
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 15 uH 13.2 W 45In Stock
200Expected 11/2/2026
Cut Tape
¥1,317.2
¥1,222.5
Reel
¥940.1
Min.: 1
Mult.: 1
: 200
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 100 uH 800 mW 77In Stock
400Expected 11/12/2026
Cut Tape
¥973.3
¥911.9
¥872
¥792.3
Reel
¥712.6
Min.: 1
Mult.: 1
: 200
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 9.07 uH 15 W 197In Stock
9,200On Order
Cut Tape
¥702.6
¥661.1
¥619.6
¥602.9
Reel
¥602.9
Min.: 1
Mult.: 1
: 200
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 8 uH 45.6 W 127In Stock
Cut Tape
¥2,190.9
¥2,051.3
Reel
¥1,783.9
¥1,606.2
Min.: 1
Mult.: 1
: 100
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 12 uH 45.6 W 31In Stock
Cut Tape
¥2,385.2
¥2,234
Reel
¥2,234
¥1,749
Min.: 1
Mult.: 1
: 100
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 8 uH 30 W 108In Stock
125Expected 11/26/2026
Cut Tape
¥1,946.7
¥1,823.8
Reel
¥1,586.3
¥1,426.8
Min.: 1
Mult.: 1
: 125
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 8 uH 31.2 W 295In Stock
Cut Tape
¥1,323.8
¥1,222.5
Reel
¥1,018.2
¥900.3
¥822.2
Min.: 1
Mult.: 1
: 125
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 12 uH 31.2 W 154In Stock
Cut Tape
¥1,288.9
¥1,197.6
Reel
¥1,197.6
¥921.9
Min.: 1
Mult.: 1
: 125
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 9 uH 15 W 73In Stock
200Expected 11/2/2026
Cut Tape
¥1,295.6
¥1,204.2
¥1,018.2
Reel
¥925.2
¥764.1
Min.: 1
Mult.: 1
: 200
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 100 uH 800 mW 355In Stock
Cut Tape
¥573
¥531.5
¥495
¥460.1
Reel
¥421.9
Min.: 1
Mult.: 1
: 200
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 60 uH 150 mW 450In Stock
Cut Tape
¥973.3
¥911.9
¥872
¥792.3
¥712.6
Reel
¥712.6
Min.: 1
Mult.: 1
: 800
Wurth Elektronik Power Transformers - Board Mount WE-FB LT3748 80 uH 300 mW 298In Stock
350Expected 10/30/2026
Cut Tape
¥975
¥913.6
¥873.7
¥794
Reel
¥714.2
Min.: 1
Mult.: 1
: 350
Wurth Elektronik Power Transformers - Board Mount MID-IBTI TPS55010TER 2 uH 6 W 485In Stock
Cut Tape
¥837.1
¥827.2
Reel
¥827.2
¥619.6
Min.: 1
Mult.: 1
: 300
Wurth Elektronik Power Transformers - Board Mount MID-IBTI TPS55010RTER 2.5 uH 1 W 786In Stock
Cut Tape
¥601.3
¥528.2
¥451.8
Reel
¥451.8
¥415.3
Min.: 1
Mult.: 1
: 300
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8300 400 uH 1.5 W 59In Stock
3,600On Order
Cut Tape
¥473.4
¥438.5
¥372.1
Reel
¥337.2
¥279
Min.: 1
Mult.: 1
: 400
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8300 300 uH 1.9 W 468In Stock
Cut Tape
¥622.9
¥578
Reel
¥445.1
Min.: 1
Mult.: 1
: 400
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8302 9 uH 8.8 W 383In Stock
Cut Tape
¥687.7
¥636.2
¥524.9
Reel
¥478.4
¥433.5
Min.: 1
Mult.: 1
: 250
Wurth Elektronik Power Transformers - Board Mount MID-FLYLT LT8302 12 uH 7.5 W 250In Stock
Cut Tape
¥687.7
¥636.2
Reel
¥478.4
Min.: 1
Mult.: 1
: 250