The peak forward voltage is 1.1 according to the datasheets.This device consumes about 2 continuous forward current at any given time.To operate, a DC reverse voltage less than 600 must be used.
S2JA-T M2G Features
the forward peak voltage is 1.1
S2JA-T M2G Applications
There are a lot of Taiwan Semiconductor S2JA-T M2G applications of RF diodes.