An electrical device such as this requires reverse leakage current of 1μA @ 9.1V.A voltage of 5% is considered to be the maximum that can be output (Tol).During operation, the maximum voltage - Zener (Nom) is reduced to 12V volts.Setting the working test voltage to 21mA is required to operate this device.
1SMA4742 R3G Features
reverse leakage current of 1μA @ 9.1V 1μA @ 9.1V is the maximum voltage (Tol) the working test voltage to 21mA minimal dynamic impedance is 21mA
1SMA4742 R3G Applications
There are a lot of Taiwan Semiconductor Corporation 1SMA4742 R3G applications of zener single diodes.