An electrical device like this requires a reverse leakage current of 10nA @ 35.8V.While the device is operating, the maximum voltage - Zener (Nom) is reduced to 47V.For operation, diode reaches 1.1V @ 200mA at the maximum voltage - Forward (Vf).
JANTX1N4125D-1 Features
reverse leakage current of 10nA @ 35.8V 10nA @ 35.8V is the maximum voltage (Tol)
JANTX1N4125D-1 Applications
There are a lot of Microsemi Corporation JANTX1N4125D-1 applications of zener single diodes.