An electrical device like this requires a reverse leakage current of 30μA @ 1V.While the device is operating, the maximum voltage - Zener (Nom) is reduced to 3V.For operation, diode reaches 1.4V @ 1A at the maximum voltage - Forward (Vf).
JANTXV1N6311C Features
reverse leakage current of 30μA @ 1V 30μA @ 1V is the maximum voltage (Tol)
JANTXV1N6311C Applications
There are a lot of Microsemi Corporation JANTXV1N6311C applications of zener single diodes.