Datasheets indicate 0.85 as the peak forward voltage.RF diode consumes about 5 continuous forward current at any given time.RF diode must be operated wRF diodeh a DC reverse voltage less than 100 V.
SK510C R6 Features
the forward peak voltage is 0.85
SK510C R6 Applications
There are a lot of Taiwan Semiconductor SK510C R6 applications of RF diodes.