3 W Isolated Power Supply
Posted by: Rajyavardhan Kumar
on
I am looking for Primary side controlled integrated Mosfet Solution For Universal Input (230 V) & 12 V output voltage
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If you download PI Expert, you can select an appropriate part (likely in the LinkSwitch or TinySwitch family), and optimize a design that will include a schematic and preliminary transformer design.

Flyback Convertor.
Vin:230 V
Vout:12V Iout:250mA
Integrated Mosfet
Primary side controller.