BUY MJD44H11 https://www.utsource.net/itm/p/11296170.html
MJD44H11 NPN Transistors(BJT) 80V 8A 40MHz~50MHz 40~60 1V TO-252/DPAK marking 4H11 power
MJD44H11 is an NPN Bipolar Transistor manufactured by ON Semiconductor. It is a low-power, high-speed switching device with a maximum collector current of 0.5 A and a maximum collector-emitter voltage of 60 V. The device is designed for use in switching and amplifier applications. It has a maximum power dissipation of 625 mW and a maximum junction temperature of 150 °C. The device is available in a TO-252/DPAK package. (For reference only)