An electrical device such as this requires reverse leakage current of 1μA @ 43V.During operation, the maximum voltage - Zener (Nom) is reduced to 56V volts.As soon as the maximum voltage - Forward (Vf) is supplied, it reaches 1.2V @ 200mA V.
BZD17C56P-E3-18 Features
reverse leakage current of 1μA @ 43V 1μA @ 43V is the maximum voltage (Tol)
BZD17C56P-E3-18 Applications
There are a lot of Vishay Semiconductor Diodes Division BZD17C56P-E3-18 applications of zener single diodes.