Even in the event of large power supply variations, this REF3133AIDBZR voltage reference power management device from Texas Instruments can produce and maintain a precise DC voltage. It has an initial accuracy of 0.2%. Use this part at voltages lower than 7 V. With an output that has a voltage of 3.3 V, this is power management at its best. This voltage reference circuit supports series topology. Operate at a constant current by utilizing the load regulation of 50uV/mA and line regulation of 65ppm/V. Tape and reel packaging will encase the product during shipment, ensuring safe delivery and enabling quick mounting of components. This voltage reference circuit has a minimum operating temperature of -40 °C and a maximum of 125 °C. It runs with a maximum temperature coefficient of 20ppm/°C.