A charger supplies $100\:W$ at $20\:V$ for charging the battery of a laptop. The power devices, used in the converter inside the charger, operate at a switching frequency of $200$ $\text{kHz}$. Which power device is best suited for this purpose?

1. $\text{IGBT}$
2. Thyristor
3. $\text{MOSFET}$
4. $\text{BJT}$

Answer: