According to the datasheets, the peak forward voltage is 1.1.The maximum continuous forward current that this device consumes at any given time is about 1.A DC reverse voltage less than 100 must be used for operation.
S1BHE2G Features
the forward peak voltage is 1.1
S1BHE2G Applications
There are a lot of Taiwan Semiconductor S1BHE2G applications of RF diodes.