The AN431AN-ATRG1 is an adjustable shunt regulator with a voltage reference of 4.5mV. It has a wide input voltage range of 2.5V to 36V and a low output impedance of 0.15?. The component is manufactured by Diodes Incorporated, a leading supplier of power management and circuit protection solutions. It is designed to provide a precise and stable output voltage for applications such as microprocessors, power supplies, and digital-to-analog converters. It also features feedback for accurate voltage regulation over the temperature range from -40°C to +125°C. The AN431AN-ATRG1 is an ideal choice for high-performance and cost-effective voltage regulation.