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Need of low cost universal power supply

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siddarth.ghaste

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Need of low cost universal power supply circuit diagram

Hi,
Please provide me low cost 20V to 220V AC/DC Power supply circuit diagram ,current may be 50mA.Please help.
 

Hi Siddarath.ghaste,

There is few examples with modified sine :

Měnič 12V / 230V 50Hz s modifikovanou sinusovkou
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Switching (transformerless) DC/AC 12V/230V 150W modified sine wave inverter
**broken link removed**

**broken link removed**
 

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