Which one is most suitable power device for high frequency (>100 KHz) switching application?

A. anode current decreases
B. anode current does not decrease at all
C. anode current increases
D. cathode current increases

A. rectifier
B. inverter
C. chopper
D. regulator

A. Kq/T
B. KT/q
C. qT/K
D. (K2/q)(T + 1/T – 1)

A. Average value of the output inductor current
B. Product of an average inductor current and a function of duty ratio
C. Either A. or B.
D. None of these

A. Current sensor across IGBT
B. Voltage sensor across IGBT
C. Current sensor in series with IGBT
D. Voltage sensor in series with IGBT

A. 3 – 10 µs
B. 3 – 50 µs
C. 3 – 100 µs
D. 3 – 500 µs