The datasheets indicate that the peak forward voltage is 0.975.At any given time, this device consumes about 1@Ta=75C continuous forward current.The DC reverse voltage must be less than 50.
ES1A-TR13 Features
the forward peak voltage is 0.975
ES1A-TR13 Applications
There are a lot of Micro Commercial Components ES1A-TR13 applications of RF diodes.