In the datasheets, 3 is stated as the peak forward voltage.A continuous forward current of 8 is the maximum consumption of this device.RF diode is necessary to operate the device at a DC reverse voltage below 600.
VS-8ETX06 Features
the forward peak voltage is 3
VS-8ETX06 Applications
There are a lot of Vishay VS-8ETX06 applications of RF diodes.