An electrical device such as this requires reverse leakage current of 5μA @ 35.8V.During operation, the maximum voltage - Zener (Nom) is reduced to 47V volts.
SML4756AHE3_A/H Features
reverse leakage current of 5μA @ 35.8V 5μA @ 35.8V is the maximum voltage (Tol)
SML4756AHE3_A/H Applications
There are a lot of Vishay Semiconductor Diodes Division SML4756AHE3_A/H applications of zener single diodes.