Voltage Fluctuation In SMPS

Nigel Goodwin said:

I don't think I've ever had to replace one?, exceptionally reliable devices, but of course they aren't under any stress, nor in a position to get 'fried' very easily.

Click to expand...

True Nigel

Only three times. Solved the problem though.

My conclusion is I don't scratch there anymore.....unless I am really stumped and don't know what else to do....and the symptoms are the same.

Rare stuff. Only available at ETO.

But interesting still

Hell, I am tired. See you Tomorrow.

Regards,
tvtech

Jariwaladv

Pl. try this schematic this is tested one.

thanks.

Jariwaladv

try to use series diode on aux feedback voltage and capacitor of 100mfd 25 volt
try this circuit