The datasheets indicate that the peak forward voltage is 1.7.At any given time, this device consumes about 10 continuous forward current.The DC reverse voltage must be less than 1000.
HERF1008GHC0G Features
the forward peak voltage is 1.7
HERF1008GHC0G Applications
There are a lot of Taiwan Semiconductor HERF1008GHC0G applications of RF diodes.