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← TechnologyWhich operational consequence occurs when reverse recovery charge increases greatly in a fast-switching diode?
A)Increased electromagnetic interference emissions✓
B)Improved power factor correction ability
C)Decreased switching power dissipation
D)Enhanced diode forward voltage stability
💡 Explanation
Increased reverse recovery charge means that during turn-off, the diode conducts current for a longer period due to stored charge; this phenomenon is the Reverse Recovery Effect; therefore, the prolonged current flow leads to faster current changes, because di/dt increases, leading to larger electromagnetic emissions, rather than lower noise or improved stability.
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