The reverse leakage current for this electrical device should be 500nA @ 54V.While operating, the maximum voltage - Zener (Nom) is reduced to 75VV.For its operation, maximum voltage - Forward (Vf) 1.2V @ 1A is provided.
1N5374B Features
reverse leakage current of 500nA @ 54V 500nA @ 54V is the maximum voltage (Tol)
1N5374B Applications
There are a lot of Microsemi Corporation 1N5374B applications of zener single diodes.