The HX809L-4.63V with Microprocessor & Microcontroller Supervisors SOT-23-3 RoHS is a SOT-23-3 surface-mount electronic part manufactured by hengjiaxing. It is a low-power voltage monitor in a 3-pin package. The part is designed to generate an active-low RESET signal when the monitored power supply voltage falls below a pre-defined threshold voltage. It features a supply voltage range of 2.97V to 5.5V and an accuracy of ±1.5%, allowing for efficient management of the power supply line. The part has built-in ESD, reverse polarity and short circuit protection, making it suitable for a variety of applications. The RoHS compliant part is well-suited for use in portable and home electronic devices, automotive applications, and more.