Now you can operate a diode in its reverse breakdown region by using a voltage regulator SZBZX84C5V1LT1G zener diode from ON Semiconductor. Its test current is 5 mA. Its maximum leakage current is 2 μA. Its maximum power dissipation is 300 mW. This component will be shipped in tape and reel packaging to allow for effective mounting and safe delivery. It is made in a single configuration. This zener diode has a minimum operating temperature of -65 °C and a maximum of 150 °C. This zener device has a nominal voltage of 5.1 V and a voltage tolerance of 6%.