An electrical device such as this requires reverse leakage current of 5μA @ 35.8V.During operation, the maximum voltage - Zener (Nom) is reduced to 47V volts.As soon as the maximum voltage - Forward (Vf) is supplied, it reaches 1.1V @ 200mA V.
1N977A Features
reverse leakage current of 5μA @ 35.8V 5μA @ 35.8V is the maximum voltage (Tol)
1N977A Applications
There are a lot of Microsemi Corporation 1N977A applications of zener single diodes.