MIL-PRF-19500-354 Semiconductor Device, Transistor, Pnp, Silicon, Low-Power, Types 2N2604, 2N2604Ub, 2N2605, And 2N2605Ub, Jan, Jantx, Jantxv, And Jans, Janhc, JankcThis specification covers the performance requirements for PNP, silicon, low-power transistors for use in low noise level amplifier applications. Four levels of product assurance are provided for each encapsulated device type and two levels for each unencapsulated device type as specified in MIL-PRF-19500.