MIL-PRF-19500-262 Semiconductor Device, Transistor, Npn, Silicon, High-Power Types 2N1722 And 2N1724, Jan And JantxThis specification covers the performance requirements for NPN, silicon, power transistors for use in high-speed power-switching applications. Two levels of product assurance are provided for each device type as specified in MIL-PRF-19500.