The reverse leakage current for this electrical device should be 50μA @ 1V.While operating, the maximum voltage - Zener (Nom) is reduced to 3.9VV.For its operation, maximum voltage - Forward (Vf) 1.2V @ 200mA is provided.
BZD27B3V9P-E3-18 Features
reverse leakage current of 50μA @ 1V 50μA @ 1V is the maximum voltage (Tol)
BZD27B3V9P-E3-18 Applications
There are a lot of Vishay Semiconductor Diodes Division BZD27B3V9P-E3-18 applications of zener single diodes.