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Switching power supply (+ or -9V , 3A) output

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Hesambook

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9v 3a power supply

Hi

Can anyone help to me for this power supply circuit ?

Switching power supply (+ or -9V , 3A) output

Thanks .
 

power supply 9v 3a

You forgot to write the input voltage?
 

power supplies. lm3524

Hi

Input voltage is not very important , I must supply it from reducer transformer , such (220VAc to 12VAc) .

Regards .
 

9v, 3a power supply

**broken link removed**
 

9v 3a

You can download Application Notes and Circuits from ON Semiconductor for UC3842 or UC3843. Also for DC DC converter you can choose the IC LM3524 or SG3525, you can find alot of circuit for these IC from the web.
 

Hesambook said:
Hi

Can anyone help to me for this power supply circuit ?

Switching power supply (+ or -9V , 3A) output

Thanks .

Use 7809 and 3ohm resistance
 

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