In the datasheets, 1.7 is stated as the peak forward voltage.A continuous forward current of 2 is the maximum consumption of this device.RF diode is necessary to operate the device at a DC reverse voltage below 600.
HS2JHM4G Features
the forward peak voltage is 1.7
HS2JHM4G Applications
There are a lot of Taiwan Semiconductor HS2JHM4G applications of RF diodes.