The reverse leakage current for this electrical device should be 1μA @ 91V.While operating, the maximum voltage - Zener (Nom) is reduced to 120VV.For its operation, maximum voltage - Forward (Vf) 1.2V @ 200mA is provided.
BZD27B120P-HE3-18 Features
reverse leakage current of 1μA @ 91V 1μA @ 91V is the maximum voltage (Tol)
BZD27B120P-HE3-18 Applications
There are a lot of Vishay Semiconductor Diodes Division BZD27B120P-HE3-18 applications of zener single diodes.