The datasheets state that the peak forward voltage is 0.55.A continuous forward current of about 8 can be consumed by this device at any given time.In order to operate, you will need a DC reverse voltage less than 40.
SK84CHR6G Features
the forward peak voltage is 0.55
SK84CHR6G Applications
There are a lot of Taiwan Semiconductor SK84CHR6G applications of RF diodes.