How To Test IGBT (insulated gate bi-polar junction transistor)/ How to Check IGBT with Mulimeter / Why IGBT Damage. igbt is most common high current switching module in inverter welding machine, DC inverter AC board, Inverter Welding machine, UPS, Solar Inverter, Variable frequency Drive, Treadmill, induction cooker circuits and other high power equipment. i discussed using datasheet and demonstrated how to test / check a good and bad IGBT. i discussed the possible reasons of IGBT failure. because IGBT is high current switching component, and it have insulated gate
