An electrical device like this requires a reverse leakage current of 100nA @ 9V.While the device is operating, the maximum voltage - Zener (Nom) is reduced to 13V.For operation, diode reaches 900mV @ 10mA at the maximum voltage - Forward (Vf).
MAZ41300MF Features
reverse leakage current of 100nA @ 9V 100nA @ 9V is the maximum voltage (Tol)
MAZ41300MF Applications
There are a lot of Panasonic Electronic Components MAZ41300MF applications of zener single diodes.