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← TechnologyWhich consequence results when reverse recovery current overwhelms clamp diodes in Insulated Gate Bipolar Transistors (IGBTs)?
A)Spurious gate triggering develops
B)Avalanche breakdown occurs
C)Thermal runaway initiates✓
D)Decreased switching frequency results
💡 Explanation
Thermal runaway initiates because parasitic bipolar action raises transistor temperature, due to increased collector current, therefore reducing its blocking voltage, rather than causing direct gate or frequency changes, under clamp circuit failure.
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