The CAP ALUM POLY 82UF 20 50V SMD is a type of capacitor that utilizes an aluminum-polymer construction. It features radial and can configurations in surface mount device (SMD) form factors. This component has a capacitance rating of 82 microfarads, supports voltages up to 50 volts, and exhibits a resistance value of 23 milliohms. The part is designed for long-term use, with a lifespan exceeding 2000 hours when operated at temperatures as high as 105 degrees Celsius.