Transistor mosfet, mosfet switch, mosfet switch, power transistor, mosfet gate

 Single N-Channel 200 V 3.5 Ohm 11 nC SIPMOS® Power Mosfet - SOT-223

https://www.futureelectronics.com/p/semiconductors--discretes--transistors--mosfets/bsp149h6327xtsa1-infineon-2060173