The datasheets state that the peak forward voltage is 1.A continuous forward current of about 1 can be consumed by this device at any given time.In order to operate, you will need a DC reverse voltage less than 1000.
1N4007S R0 Features
the forward peak voltage is 1
1N4007S R0 Applications
There are a lot of Taiwan Semiconductor 1N4007S R0 applications of RF diodes.