BUY SI4942DY-T1-E3 https://www.utsource.net/itm/p/503005.html
TRANSISTOR,MOSFET,N-CHANNEL,40V VBRDSS,5.3A ID,SO
Description: This is an N-Channel Enhancement Mode Field Effect Transistor (FET) manufactured by Vishay. Features: Low on-resistance Low gate charge Low threshold voltage Fast switching High current capability Low capacitance RoHS compliant Applications: This transistor is suitable for use in high-frequency switching applications, such as DC-DC converters, motor drivers, and power management circuits. It can also be used in audio amplifiers, power amplifiers, and power supply circuits. (For reference only)