The IRF250 is an N-channel power MOSFET with a current rating of 30A and a voltage rating of 200V. It features a 0.085 Ohm on-state resistance, single pulse avalanche energy rating, nanosecond switching speeds, linear transfer characteristics, and high input impedance. It is designed for applications such as switching regulators, switching converters, motor drivers, relay drivers, and drivers for high power bipolar switching transistors requiring high speed and low gate drive power.