Rajesh1268
- Oct 10, 2019
- 2
- Joined
- Oct 10, 2019
- Messages
- 2
in half bridge forward converter, with switching frequency of 25 KHz, DC voltage of 320 v and current of 6 amps, IGBTs are failing after 5 to 10 minutes without heat and all three terminals will be short i tried by varying gate drive resistor from 10 ohms to 100 ohms i used Infeneon make 40 amps 650 volts IGBTs How do i solve this problem