praondevou
- Joined Jul 9, 2011
- 2,942
the circuit I posted is ok for 4kHz.
There is an aplication note from IR that explains how to properly size the bootstrap capacitors (the 22uF in your circuit). I think it was AN-978. Google for it.
I'm currently not at home and can't be of help for the moment.
There is an aplication note from IR that explains how to properly size the bootstrap capacitors (the 22uF in your circuit). I think it was AN-978. Google for it.
I'm currently not at home and can't be of help for the moment.