This BZT52C4V3 device is a single 4V to 4.6V Zener Diode manufactured by MSKSEMI. It features a low current consumption of 3uA at 1V, a resistance of 90O, and a power dissipation of 500mW. It is designed to operate in SOD-123 packaging, and complies with ROHS standards. It is suitable for low voltage regulation, transient voltage suppression, and voltage reference applications.