UCD 25 watts to 1200 watts using 2 mosfets

thanks
i dont have more pin in my micro to creat thermal with micro
if i want use micro for that i must change my micro ic with Atmega 1280 or some thing like that to have enoufe pin to do that and even i need to use interupt for sensor
it make my micro PCB messy
thanks for your helping
 
Hi friends
sir manoj
i am wating for your reaply and for converter
thanks very much

Hi Hadi,
You can use this. this is not my circuit

Regards
MANOJ
 

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hi fra, what type of toroidal core can i used on this design? it may handle a large amount of current is it a low or high permeability type?any idea and how about the outside & internal diameter, thickness of this core that your going to used?is it available in the market?thank's
 
hi fra, what type of toroidal core can i used on this design? it may handle a large amount of current is it a low or high permeability type?any idea and how about the outside & internal diameter, thickness of this core that your going to used?is it available in the market?thank's

I use a t106-2 core.
You might need a slightly bigger core for your current needs.
the t106 is 1.06 inches diameter and the -2 is the core type.