Originally Posted by dave koller
I have used ferrite beads with Bots to quench the ring - that help?
Where would the ferrite bead be placed? I have taken great care at making the gate and return traces perfectly overlapped. Ate on top and return on the bott of the board.
Damien, the load is a 12v starter motor and te supply is a 13.8v 10A wall supply that's isolated. The ring doesn't change from about 8% to 100% throttle.