Recent questions tagged boost-converter - GO Electrical

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GATE2014-2-24
A step-up chopper is used to feed a load at $400$ $V$ $dc$ from a $250$ $V$ $dc$ source. The inductor current is continuous. If the ‘off’ time of the switch is $20$ $μs$, the switching frequency of the chopper in $kHz$ is ____________.

asked Feb 12, 2017 in Analog and Digital Electronics by makhdoom ghaya (9.2k points)

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GATE2016-2-47
A $DC-DC$ boost converter, as shown in the figure below, is used to boost $360$ V to $400$ V, at a power of $4$ kW. All devices are ideal. Considering continuous inductor current, the rms current in the solid state switch $(S)$, in ampere, is _________.

asked Jan 30, 2017 in Analog and Digital Electronics by makhdoom ghaya (9.2k points)

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