MOSFET operation.

ON : input current is $10$ A with an $R_{ds,on}=50m$ with a forward voltage drop of $0\mathrm{.}5$ V $.$

OFF: leakage current is $50$ mA with a blocking voltage of $20$ V $.$

COMMUTATION: $10$ us to transition from one state to the other, assume linear.

$25\mathrm{.}0$

$8\mathrm{.}8$

$17\mathrm{.}2$