In the datasheets, 0.55 is stated as the peak forward voltage.A continuous forward current of 1 is the maximum consumption of this device.RF diode is necessary to operate the device at a DC reverse voltage below 40.
MBR140HW-G Features
the forward peak voltage is 0.55
MBR140HW-G Applications
There are a lot of Sensitron Semiconductor MBR140HW-G applications of RF diodes.