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Which outcome occurs when avalanche breakdown damages automotive LED headlights?

A)Excessive reverse current permanently flows
B)Forward voltage decreases gradually over time
C)LED forward current remains stable
D)Thermal runaway is reliably prevented

💡 Explanation

Sustained avalanche breakdown generates carriers because impact ionization rapidly increases reverse current, creating permanent damage: rather than self-correcting, this high current flow permanently shorts the diode well below its rated reverse voltage; therefore, forward operation subsequently fails.

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