The peak forward voltage is 1 according to the datasheets.This device consumes about 10 continuous forward current at any given time.To operate, a DC reverse voltage less than 50 must be used.
HERF1001G C0 Features
the forward peak voltage is 1
HERF1001G C0 Applications
There are a lot of Taiwan Semiconductor HERF1001G C0 applications of RF diodes.