The peak forward voltage is 1.3 according to the datasheets.This device consumes about 1@Ta=55C continuous forward current at any given time.To operate, a DC reverse voltage less than 660 must be used.
GRP-ABC-JANTX1N4946 Features
the forward peak voltage is 1.3
GRP-ABC-JANTX1N4946 Applications
There are a lot of Microsemi GRP-ABC-JANTX1N4946 applications of RF diodes.