Mosfet switch, Surface Mount Field Effect Transistor, transistor mosfet,

 Single N-Channel 55 V 0.075 Ohm 20nC HEXFET® Power Mosfet - TO-252AA

https://www.futureelectronics.com/p/semiconductors--discretes--transistors--mosfets/irfr024ntrpbf-infineon-3410032