A step-up chopper has input voltage of 220 V and output voltage of 660 V. If the conducting time of the IGBT based chopper is 100 μs, compute Toff width of the output voltage pulse.

A step-up chopper has input voltage of 220 V and output voltage of 66

1.	A step-up chopper has input voltage of 220 V and output voltage of 660 V. If the conducting time of the IGBT based chopper is 100 μs, compute Toff width of the output voltage pulse.
A.	100 μs
B.	150 μs
C.	50 μs
D.	Insufficient data
Answer» D. Insufficient data