The REF3030AIDBZR is a precision, low-power, low-voltage dropout voltage reference chip manufactured by Texas Instruments (TI). It belongs to the REF30xx series and features a 3-pin SOT-23 package. This voltage reference chip offers an output voltage of 3V with an accuracy of ±0.2% and a temperature drift of 50ppm/°C (max) from 0°C to +70°C, and 75ppm/°C (max) from -40°C to +125°C. The REF3030AIDBZR operates with a maximum input voltage of 5.5V and a maximum power consumption of 50µA (unloaded). It is ideal for use in portable, battery-powered equipment, data acquisition systems, medical equipment, and other applications where high precision and low power consumption are required. The chip’s small size, low power consumption, and excellent drift performance make it a versatile and reliable choice for a wide range of electronic designs.