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← ScienceWhich mechanism causes current spikes when power cycling an FPGA?
A)Capacitive inrush current charging gates✓
B)Inductive flyback voltage discharging coils
C)Resistive heating dissipating power quickly
D)Diode avalanche breakdown shorting junctions
💡 Explanation
Capacitive inrush current is the reason for current spikes, because when an FPGA powers up, its many internal gates accumulate charge via transient current; therefore, high current draw is observed, rather than inductive/resistive effects, because voltages remain stable.
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