MIL-PRF-19500-199 Semiconductor Device, Diode, Silicon, Forward-Voltage Regulator, Type 1N816, JanThis specification covers the performance requirements for silicon, forward-voltage regulator, with a nominal forward-voltage drop of 0.64 V dc at 1 mA dc and with the following ratings and characteristics. One level of product assurance is provided for each type of device type as specified in MIL-PRF-19500.