The reverse leakage current for this electrical device should be 500nA @ 39V.While operating, the maximum voltage - Zener (Nom) is reduced to 56VV.For its operation, maximum voltage - Forward (Vf) 1.2V @ 10mA is provided.
BZX85C56 R0G Features
reverse leakage current of 500nA @ 39V 500nA @ 39V is the maximum voltage (Tol)
BZX85C56 R0G Applications
There are a lot of Taiwan Semiconductor Corporation BZX85C56 R0G applications of zener single diodes.