This value (Tol) represents the maximum voltage that can be supplied.As it has a zener current of 20mA, it has a tremendous amount of design flexibility.This device should function properly at a peak reverse voltage of 10μA.
MMBZ5228B-7 Features
the zener current of 20mA
MMBZ5228B-7 Applications
There are a lot of Diodes Incorporated MMBZ5228B-7 applications of zener single diodes.