The reverse leakage current for this electrical device should be 5μA @ 1V.While operating, the maximum voltage - Zener (Nom) is reduced to 3.3VV.For its operation, maximum voltage - Forward (Vf) 900mV @ 10mA is provided.
BZT52-C3V3X Features
reverse leakage current of 5μA @ 1V 5μA @ 1V is the maximum voltage (Tol)
BZT52-C3V3X Applications
There are a lot of Nexperia USA Inc. BZT52-C3V3X applications of zener single diodes.