Even in the event of large power supply variations, this LM285Z-1.2/NOPB voltage reference power management device from Texas Instruments can produce and maintain a precise DC voltage. It has an initial accuracy of 1%. With an output that has a voltage of 1.235 V, this is power management at its best. Operate at a constant current by utilizing the load regulation of 10mV. This voltage reference circuit supports shunt topology. This voltage reference circuit has a minimum operating temperature of -40 °C and a maximum of 85 °C. It runs with a maximum temperature coefficient of 150ppm/°C.