The datasheets state that the peak forward voltage is 1.25.A continuous forward current of about 0.25 can be consumed by this device at any given time.In order to operate, you will need a DC reverse voltage less than 200.
BAV21-TP Features
the forward peak voltage is 1.25
BAV21-TP Applications
There are a lot of Micro Commercial Components BAV21-TP applications of RF diodes.