An electrical device like this requires a reverse leakage current of 500nA @ 9.9V.A maximum voltage (Tol) can be supplied if 4.98% is set.During reverse leakage, the maximum current reaches 500nA.For operation, diode reaches 1.5V @ 200mA at the maximum voltage - Forward (Vf).
SMPZ3928B-M3/85A Features
reverse leakage current of 500nA @ 9.9V 500nA @ 9.9V is the maximum voltage (Tol) Reverse leakage current reaches 500nA
SMPZ3928B-M3/85A Applications
There are a lot of Vishay Semiconductor Diodes Division SMPZ3928B-M3/85A applications of zener single diodes.