Hİ brothers my school projects is pfc converter with boost converter.But I dont know how is controlled.I guess I will use pic16f877.But I dont have enough information.if one of them studied same project before could you help me please?

 

Google returns 581,000 hits on "pfc controller". Here is a link with useful information - http://www.fairchildsemi.com/whats_new/pfc.html.

There are many controllers. You really need to learn enough about them to select one for your appliication first. Then you can pick a microcontroller to run it.

 

you are right I am investigating pfc systems if I decide a circuit I will ask I cant do anything.

 

But my project involves pic controlling.I cant find examples.I wont use controlling integrated.