MIL-PRF-19500-566 Semiconductor Device, Transistor, Field Effect, N-Channel, Silicon, Logic Level, Types 2N6902, And 2N6904 Jan, Jantx, Jantxv And JansThis specification covers the performance requirements for logic level, N-channel, enhancement-mode, MOSFET, power transistor. Four levels of product assurance are provided for each encapsulated device type as specified in MIL-PRF-19500.