It is necessary to supply this electrical device with a reverse leakage current of 5μA @ 3.5V.A voltage of 5% indicates the maximum voltage (Tol) that can be supplied.This device can only be operated when the working test voltage is set to 20mA.If you want this device to work properly, you should set the peak reverse voltage to 5μA.
MMSZ5233B-E3-18 Features
reverse leakage current of 5μA @ 3.5V 5μA @ 3.5V is the maximum voltage (Tol) the working test voltage to 20mA minimal dynamic impedance is 20mA
MMSZ5233B-E3-18 Applications
There are a lot of Vishay Semiconductor Diodes Division MMSZ5233B-E3-18 applications of zener single diodes.