The CBM809MST3 with SOT-23-3 Voltage Reference is a three-terminal, low-dropout voltage reference manufactured by Corebai Microelectronics. It has a fixed output voltage of 2.5V, and is designed to provide a stable and accurate reference voltage for a wide variety of applications in consumer electronics, lighting, industrial control systems, and telecommunications. It has an operating temperature range of between -40 and +105°C, and features RoHS certification to ensure safety and long-term reliability. This part is suitable for use in low-power, low-noise, and low-voltage applications, and comes in a small package size making it an ideal solution for space-constrained designs.