BUY 3SK131 https://www.utsource.net/itm/p/11297263.html
3SK131 MOSFET N-Channel 20V 25mA SOT-143 marking V13 RF amplifier/VHF TV tuner/low noise gain control amplifier
Description: 3SK131 is a silicon N-channel MOSFET transistor manufactured by NEC. Features: - Low on-resistance - High speed switching - Low input capacitance - Low gate charge - High breakdown voltage Applications: - DC-DC converters - Switching regulators - Motor control - Battery management - Power supply circuits - Lighting control (For reference only)