The reverse leakage current for this electrical device should be 3μA @ 1V.While operating, the maximum voltage - Zener (Nom) is reduced to 3.9VV.For its operation, maximum voltage - Forward (Vf) 900mV @ 10mA is provided.
BZT52-B3V9J Features
reverse leakage current of 3μA @ 1V 3μA @ 1V is the maximum voltage (Tol)
BZT52-B3V9J Applications
There are a lot of Nexperia USA Inc. BZT52-B3V9J applications of zener single diodes.