The BZT52C18G is a Zener Diode designed by Galaxy Semiconductor and manufactured in the SOD-123 package, as per the RoHS standard. This device is a three-terminal negative voltage regulator with a 6.2V reverse voltage from a single low-power source. It provides a low-noise, stable, high-temperature operation. It is designed for general purpose applications with reverse bias, including linear control circuits, surge suppressors, and transient suppressors. It features protection characteristics such as low leakage current, high reverse voltage, and low breakover. All of these features make it an ideal product for a variety of applications.