The peak forward voltage is 1.7 according to the datasheets.This device consumes about 2.5@Ta=55C continuous forward current at any given time.To operate, a DC reverse voltage less than 300 must be used.
SFT5 Features
the forward peak voltage is 1.7
SFT5 Applications
There are a lot of EIC Semiconductor SFT5 applications of RF diodes.