The datasheets state that the peak forward voltage is 0.95.A continuous forward current of about 2 can be consumed by this device at any given time.In order to operate, you will need a DC reverse voltage less than 150.
SS215 R5 Features
the forward peak voltage is 0.95
SS215 R5 Applications
There are a lot of Taiwan Semiconductor SS215 R5 applications of RF diodes.