The reverse leakage current needed to power this electric device is 500nA @ 9.1V.As part of the operation, the maximum voltage - Zener (Nom) is reduced to 12V.For its operation, the maximum voltage - Forward (Vf) 1.2V @ 200mA is supplied.
BZG05B12-M3-18 Features
reverse leakage current of 500nA @ 9.1V 500nA @ 9.1V is the maximum voltage (Tol)
BZG05B12-M3-18 Applications
There are a lot of Vishay Semiconductor Diodes Division BZG05B12-M3-18 applications of zener single diodes.