The CAP ALUM POLY 470UF 20 2V SMD is a type of capacitor. It has a capacitance value of 470 microfarads and operates at a voltage rating of 2 volts. This component utilizes aluminum-polymer materials in its construction, offering high reliability with a lifespan of 1000 hours when exposed to temperatures up to 105 degrees Celsius. The metric package size is 2917 (7343), and it has an ESR (equivalent series resistance) value of 10 milliohms.