5% is the maximum voltage (Tol) that can be supplied.Zener single diode is important to note that during operation, the maximum voltage - Zener (Nom) is reduced to 9.1V.In order to operate this device, the working test voltage should be set to 1mA.Zener single diode reaches 0.0455mV/°C when the voltage (Temp Coeff) reaches maximum.
1N4774 Features
the working test voltage to 1mA minimal dynamic impedance is 1mA
1N4774 Applications
There are a lot of Microsemi Corporation 1N4774 applications of zener single diodes.