According to the datasheets, the peak forward voltage is 1.3 volts.RF diode consumes approximately 1 in continuous forward current at any given moment.For operation, a DC reverse voltage less than 400 must be applied.
RGL41G/46 Features
the forward peak voltage is 1.3
RGL41G/46 Applications
There are a lot of Vishay RGL41G/46 applications of RF diodes.