The reverse leakage current needed to power this electric device is 100nA @ 13V.As part of the operation, the maximum voltage - Zener (Nom) is reduced to 17.95V.Setting the working test voltage to 5mA will allow this device to operate.
BZX84C18VLFHT116 Features
reverse leakage current of 100nA @ 13V 100nA @ 13V is the maximum voltage (Tol) the working test voltage to 5mA minimal dynamic impedance is 5mA
BZX84C18VLFHT116 Applications
There are a lot of ROHM Semiconductor BZX84C18VLFHT116 applications of zener single diodes.