An electrical device like this requires a reverse leakage current of 50μA @ 1V.While the device is operating, the maximum voltage - Zener (Nom) is reduced to 2.4V.For operation, diode reaches 900mV @ 10mA at the maximum voltage - Forward (Vf).
BZX84W-C2V4X Features
reverse leakage current of 50μA @ 1V 50μA @ 1V is the maximum voltage (Tol)
BZX84W-C2V4X Applications
There are a lot of Nexperia USA Inc. BZX84W-C2V4X applications of zener single diodes.