The reverse leakage current needed to power this electric device is 5μA @ 20.6V.As part of the operation, the maximum voltage - Zener (Nom) is reduced to 27V.
SML4750HE3_A/I Features
reverse leakage current of 5μA @ 20.6V 5μA @ 20.6V is the maximum voltage (Tol)
SML4750HE3_A/I Applications
There are a lot of Vishay Semiconductor Diodes Division SML4750HE3_A/I applications of zener single diodes.