The reverse leakage current for this electrical device should be 100nA @ 21V.2% indicates the maximum possible voltage (Tol) of 2%.While operating, the maximum voltage - Zener (Nom) is reduced to 28VV.This device should be operated at 4.5mA on the working test voltage.For its operation, maximum voltage - Forward (Vf) 1.1V @ 200mA is provided.
TZM5255C-GS18 Features
reverse leakage current of 100nA @ 21V 100nA @ 21V is the maximum voltage (Tol) the working test voltage to 4.5mA minimal dynamic impedance is 4.5mA
TZM5255C-GS18 Applications
There are a lot of Vishay Semiconductor Diodes Division TZM5255C-GS18 applications of zener single diodes.