According to the datasheets, the peak forward voltage is 1.2 volts.RF diode consumes approximately 1 in continuous forward current at any given moment.For operation, a DC reverse voltage less than 50 must be applied.
1N4933 R0 Features
the forward peak voltage is 1.2
1N4933 R0 Applications
There are a lot of Taiwan Semiconductor 1N4933 R0 applications of RF diodes.