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← TechnologyWhich risk increases when elevated temperatures affect a diode's depletion region?
A)Thermal runaway current increases✓
B)Reverse recovery time decrease
C)Breakdown voltage improves
D)Forward voltage threshold lowers
💡 Explanation
Elevated temperatures increase minority carrier concentrations, leading to increased reverse leakage currents in the diode because of **increased carrier generation**. Therefore thermal runaway risk is greater for the diode, rather than improved voltage characteristics.
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