How do you test igbt?

To test an IGBT (Insulated Gate Bipolar Transistor), you can use a multimeter to check for short circuits between the collector and emitter terminals. First, ensure the IGBT is discharged and remove it from the circuit. Then, check the gate to emitter voltage with a multimeter to verify that it allows conduction; applying a small voltage to the gate should enable current flow between collector and emitter. If these tests indicate proper operation, the IGBT is likely functioning correctly.