An electrical device such as this requires reverse leakage current of 100nA @ 8V.During operation, the maximum voltage - Zener (Nom) is reduced to 11V volts.
BZX84B11VLFHT116 Features
reverse leakage current of 100nA @ 8V 100nA @ 8V is the maximum voltage (Tol)
BZX84B11VLFHT116 Applications
There are a lot of ROHM Semiconductor BZX84B11VLFHT116 applications of zener single diodes.