The peak forward voltage is 0.5 in the datasheets.A continuous forward current of about 2 is consumed by this device at all times.DC reverse voltage less than 30 is required.Keep the forward voltage above 500 mV at all times.
SS23 R5 Features
the forward peak voltage is 0.5
SS23 R5 Applications
There are a lot of Taiwan Semiconductor SS23 R5 applications of RF diodes.