The reverse leakage current for this electrical device should be 500nA @ 4V.Zeners have a zener current of 20mA, so their design is highly flexible.This device should be operated at 5mA on the working test voltage.
MTZJT-777.5A Features
reverse leakage current of 500nA @ 4V 500nA @ 4V is the maximum voltage (Tol) the zener current of 20mA the working test voltage to 5mA minimal dynamic impedance is 5mA
MTZJT-777.5A Applications
There are a lot of ROHM Semiconductor MTZJT-777.5A applications of zener single diodes.