Help please(smps protection)!!

[smokingmachine]

i posted image of smps(tl494) and now i am wondering what should I do if I want to place a protection circuit to this smps?


http://images.google.com/imgres?img...v=/images?q=car++smps&svnum=10&hl=sl&lr=&sa=G

I hope u understand me!

 

[Ocelaris]

Did you check out Rod's site? It has alot more info about that:


http://sound.westhost.com/project108.htm

I believe it has a protection mechanism in there.