The reverse leakage current for this electrical device should be 100nA @ 43V.While operating, the maximum voltage - Zener (Nom) is reduced to 56VV.For its operation, maximum voltage - Forward (Vf) 900mV @ 10mA is provided.
MMSZ5263BT1 Features
reverse leakage current of 100nA @ 43V 100nA @ 43V is the maximum voltage (Tol)
MMSZ5263BT1 Applications
There are a lot of Rochester Electronics, LLC MMSZ5263BT1 applications of zener single diodes.