Capacitor, CAP ALUM POLY 390UF 20 2V SMD, features a capacitance of 390 microfarads and a voltage rating of 2 volts. It is an aluminum-polymer capacitor with a surface mount design (SMD), suitable for applications requiring high reliability and long lifespan, including temperatures up to 105 degrees Celsius, with a maximum lifespan of 2000 hours at these conditions. The physical dimensions are based on the metric package designation 2917.