In the datasheets, 1@3A is stated as the peak forward voltage.A continuous forward current of 5 is the maximum consumption of this device.RF diode is necessary to operate the device at a DC reverse voltage below 200.
GRP-DATA-JANTX1N5550 Features
the forward peak voltage is 1@3A
GRP-DATA-JANTX1N5550 Applications
There are a lot of Semtech GRP-DATA-JANTX1N5550 applications of RF diodes.