BUY 2SC4024 https://www.utsource.net/itm/p/1132849.html
Silicon NPN Epitaxial Planar TransistorNPN
Description: NPN Silicon Epitaxial Transistor Features: - High voltage - High speed switching - Low collector-emitter saturation voltage - Low collector-emitter leakage current Applications: - Switching regulators - DC-DC converters - Motor control - Solenoid and relay drivers - High speed switching applications (For reference only)