An electrical device like this requires a reverse leakage current of 30μA @ 1V.During reverse leakage, the maximum current reaches 500nA.For operation, diode reaches 1.2V @ 200mA at the maximum voltage - Forward (Vf).
3EZ4.3D10E3/TR12 Features
reverse leakage current of 30μA @ 1V 30μA @ 1V is the maximum voltage (Tol) Reverse leakage current reaches 500nA
3EZ4.3D10E3/TR12 Applications
There are a lot of Microsemi Corporation 3EZ4.3D10E3/TR12 applications of zener single diodes.