An electrical device such as this requires reverse leakage current of 50nA @ 18.9V.A maximum reverse leakage current is reached at 50nA.During operation, the maximum voltage - Zener (Nom) is reduced to 27V volts.
MM5Z27V Features
reverse leakage current of 50nA @ 18.9V 50nA @ 18.9V is the maximum voltage (Tol) Reverse leakage current reaches 50nA
MM5Z27V Applications
There are a lot of ON Semiconductor MM5Z27V applications of zener single diodes.