In the datasheets, 1.19@40A is stated as the peak forward voltage.In order to operate efficiently, this device should have a peak RMS reverse voltage range of 1120.The maximum peak reverse voltage for this device is 1.6 kV, according to the applicable device specifications.
NTE53516 Features
the forward peak voltage is 1.19@40A the peak RMS reverse voltage range of 1120
NTE53516 Applications
There are a lot of NTE Electronics NTE53516 applications of RF diodes.