BUY 2SC2240 https://www.utsource.net/itm/p/1238156.html
NPN Transistor
Description: The 2SC2240 is an NPN Silicon Epitaxial transistor with high voltage, high speed characteristics. Features: Collector to Base Voltage: -60V Collector Current: -20A Collector Dissipation: -1W Transition Frequency: -40MHz Applications: High voltage switching Audio frequency high speed switching DC-DC converters Voltage regulators Motor drive (For reference only)