The specified capacitor is a CAP ALUM POLY 470UF, which features a capacitance of 20 microfarads and an operating voltage of 2.5 volts. It is constructed using aluminum-polymer materials in surface mount device (SMD) format, specifically designed for use in metric-sized applications with a 2917 (7343 Metric) footprint. This capacitor has a low ESR of 9 milliohms and exhibits excellent reliability with a lifespan of 2000 hours at an operating temperature of 105 degrees Celsius.