Quote Originally Posted by tahmid View Post
Hi all,
I am facing another problem, that is sending the pulses from micro controller to the mosfet driver as the sinusoidal pulses from pic micro controller to the driver is very low and hence it is difficult to drive the ir2120. I could use Tc 427 but it is not available here. Hope to get your suggestions to overcome the problem.
Hope to post the schematics soon. Thanks mincing for your kind suggestion.
Thanks.
Hai Tahmid,

You can use simple transistor ampli. ckts for boosting up the signals from pic to suit the levels(say 10V) of IR 2110 and feed.

This will solve the problem of low level signals.
Thanks!