The reverse leakage current needed to power this electric device is 50nA @ 10.5V.As part of the operation, the maximum voltage - Zener (Nom) is reduced to 15V.
BZX384C15-G3-18 Features
reverse leakage current of 50nA @ 10.5V 50nA @ 10.5V is the maximum voltage (Tol)
BZX384C15-G3-18 Applications
There are a lot of Vishay Semiconductor Diodes Division BZX384C15-G3-18 applications of zener single diodes.