AC/DC Converter Transformers

Würth Elektronik AC/DC Converter Transformers are designed for offline power applications and meet relevant safety standards and dielectric requirements. AC/DC transformers feature universal offline input with many options for output voltages and offer THT, SMT, and single or multiple output options. Würth Elektronik AC/DC Converter Transformers are ideal for offline switch-mode power supplies (SMPS) used in industrial controls, metering, smart adapters, and auxiliary power supply applications. 

Results: 185
Select Image Part #
 Mfr.
Description Datasheet Availability Pricing (THB) 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 MID-OLLT LT3798 300 uH 48 W
Datasheet
2,636In Stock
Min.: 1
Mult.: 1

Power 85 VAC to 265 VAC 24 V 48 W 2 A Through Hole Dual Primary Winding Dual Secondary Winding 31 mm 31 mm 25 mm MID-OLLT
Wurth Elektronik Power Transformers MID-OLLT LT3798 600 uH 14 W
Datasheet
381In Stock
Min.: 1
Mult.: 1

Flyback Transformers 90 VAC to 265 VAC 14 V 14 W 1 A Through Hole Single Primary Winding Dual Secondary Winding 18 mm 16.5 mm 18 mm MID-OLLT
Wurth Elektronik Power Transformers MID-OLTI UCC28740 160 uH 92.4 W
Datasheet
564In Stock
Min.: 1
Mult.: 1

Flyback Transformers 106 V to 286 V 24 V 92.4 W 3.85 A Through Hole Dual Primary Winding Single Secondary Winding 30.5 mm 24 mm 33 mm MID-OLTI


Wurth Elektronik Power Transformers WE-UNIT 5.6W SMD Offline Trnsfmr
Datasheet
920In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 175

Power 55 VAC to 265 VAC 12 V 5 W 420 mA SMD/SMT Dual Primary Winding Dual Secondary Winding 13.8 mm 23.9 mm 11 mm MID-OLEE
Wurth Elektronik Power Transformers MID-SLIM Offline 250uH 50kHz 34mOhm
Datasheet
1,414In Stock
Min.: 1
Mult.: 1

Offline Transformers 85 VAC to 265 VAC 12 V, 12 V, 12 V 67.5 W 1.875 A, 1.875 A, 1.875 A Through Hole Dual Primary Winding Triple Secondary Winding 29.4 mm 47.5 mm 12 mm WE-SLIM
Wurth Elektronik Power Transformers MID-OLON NCP1251 750 uH 21.6 W
Datasheet
561In Stock
Min.: 1
Mult.: 1

Flyback Transformers 85 VAC to 265 VAC 12 V 21.6 W 1.8 A Through Hole Dual Primary Winding Single Secondary Winding 23 mm 22 mm 17.53 mm MID-OLON
Wurth Elektronik Power Transformers MID-OLTI UCC28740 230 uH 60 W
Datasheet
877In Stock
Min.: 1
Mult.: 1

Flyback Transformers 94 VAC to 445 VAC 24 V 60 W 2.5 A Through Hole Dual Primary Winding Single Secondary Winding 29.2 mm 30.35 mm 29.3 mm MID-OLTI
Wurth Elektronik Power Transformers WE-LLCR Size ETD34 600uH 150W 48V
Datasheet
21In Stock
Min.: 1
Mult.: 1

Power 255 VAC to 283 VAC 48 V 150 W 3.1 A Through Hole Single Primary Winding Dual Secondary Winding 36 mm 36 mm 26 mm WE-LLCR
Wurth Elektronik Power Transformers WE-UOST Univ Offline 1310uH 0.8A 3000mOhm
Datasheet
256In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 150

Power 85 VAC to 265 VAC 5 V 6.25 W 1.25 A SMD/SMT Single Primary Winding Dual Secondary Winding 25.81 mm 16.6 mm 13.5 mm WE-UOST
Wurth Elektronik Power Transformers WE-UOST Univ Offline 1250uH 0.8A 3000mOhm
Datasheet
189In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 150

Power 85 VAC to 265 VAC 24 V 6.7 W 280 mA SMD/SMT Single Primary Winding Dual Secondary Winding 25.81 mm 16.6 mm 13.5 mm WE-UOST
Wurth Elektronik Power Transformers WE-UOST Univ Offline 1310uH 0.8A 450mOhm
Datasheet
268In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 150

Power 85 VAC to 265 VAC 24 V 7.2 W 300 mA SMD/SMT Single Primary Winding Dual Secondary Winding 25.81 mm 16.6 mm 13.5 mm WE-UOST
Wurth Elektronik Power Transformers MID-OLTI UCC28700 1.8 mH 3 W
Datasheet
125In Stock
Min.: 1
Mult.: 1

Flyback Transformers 85 VAC to 265 VAC 12 V 3 W 250 mA Through Hole Dual Primary Winding Single Secondary Winding 13.72 mm 20.45 mm 10.41 mm MID-OLTI
Wurth Elektronik Power Transformers WE-UNIT Offline 245uH .21A 1.2Ohm
Datasheet
50In Stock
Min.: 1
Mult.: 1

Power 85 VAC to 265 VAC 24 V 3 W 125 mA Through Hole Single Primary Winding Single Secondary Winding 15 mm 11 mm 16.8 mm WE-UNIT
Wurth Elektronik Power Transformers MID-OLRM 85-265V 44-77kHz
Datasheet
9In Stock
Min.: 1
Mult.: 1

Power 85 VAC to 265 VAC 12 V 26.4 W 2.2 A Through Hole Dual Primary Winding Single Secondary Winding 24.64 mm 24.64 mm 17.32 mm MID-OLRM
Wurth Elektronik Power Transformers WE-UNIT Offline 175uH .85A 26Ohm
Datasheet
127In Stock
Min.: 1
Mult.: 1

Power 85 VAC to 265 VAC 5 V 9 W 600 mA Through Hole Single Primary Winding Single Secondary Winding 18 mm 16.5 mm 18 mm WE-UNIT
Wurth Elektronik Power Transformers MID-OLON Flyback Transformer
Datasheet
315In Stock
Min.: 1
Mult.: 1

Flyback Transformers 85 VAC to 600 VAC 5 V, 12 V 9.8 W 1 A, 400 mA Through Hole Dual Primary Winding Dual Secondary Winding 23 mm 22 mm 17.53 mm MID-OLON
Wurth Elektronik Power Transformers WE-UNIT Offline 280uH .2A .05Ohm
Datasheet
175In Stock
Min.: 1
Mult.: 1

Power 85 VAC to 265 VAC 5 V 3 W 600 mA Through Hole Single Primary Winding Single Secondary Winding 15 mm 11 mm 16.8 mm WE-UNIT
Wurth Elektronik Power Transformers WE-FB SMD Flyback Dialog Semi iW1830
Datasheet
1,006In 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 MID-OLLT LT3798 300 uH 90 W
Datasheet
95In Stock
Min.: 1
Mult.: 1

Flyback Transformers 120 VAC to 375 VAC 18 V 90 W 5 A Through Hole Dual Primary Winding Triple Secondary Winding 39.6 mm 43.18 mm 30.48 mm MID-OLLT
Wurth Elektronik Power Transformers MID-OLEFD EFD20 SMD .8uH 1.4A 12V
Datasheet
315In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 120

Power 120 VAC to 375 VAC 12 V, 12 V 24 W 1 A, 1 A SMD/SMT Dual Primary Winding Dual Secondary Winding 21.5 mm 33.8 mm 12 mm WE-OLEFD
Wurth Elektronik Power Transformers WE-UOST Univ Offline 1500uH 0.8A 4200mOhm
Datasheet
182In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 150

Power 195 VAC to 265 VAC 5 V 7.5 W 1.5 A SMD/SMT Single Primary Winding Dual Secondary Winding 25.81 mm 16.6 mm 13.5 mm WE-UOST
Wurth Elektronik Power Transformers MID-OLLT LT3798 180 uH 108 W
Datasheet
158In Stock
Min.: 1
Mult.: 1

Power 85 VAC to 265 VAC 36 V 108 W 3 A Through Hole Dual Primary Winding Triple Secondary Winding 39.6 mm 43.18 mm 30.48 mm MID-OLLT
Wurth Elektronik Power Transformers MID-UNIT STM Offline 1.60mH 6.20Ohm
Datasheet
1,066In Stock
Min.: 1
Mult.: 1

Power 85 VAC to 424 VAC 12 V 6 W 500 mA Through Hole Single Primary Winding Single Secondary Winding 13.72 mm 20.45 mm 10.8 mm MID-OLSTM
Wurth Elektronik Power Transformers MID-OLPI UCC28700 1.67 mH 6 W
Datasheet
821In Stock
Min.: 1
Mult.: 1

Power 85 VAC to 265 VAC 5 V 6 W 1.2 A Through Hole Single Primary Winding Single Secondary Winding 16.9 mm 18.8 mm 13 mm MID-OLPI
Wurth Elektronik Power Transformers WE-UNIT 4W SMD Offline Trnsfmr
Datasheet
578In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 175

Power 55 VAC to 265 VAC 15 V 3.2 W 210 mA SMD/SMT Dual Primary Winding Single Secondary Winding 13.8 mm 23.9 mm 11 mm MID-OLEE