The specified capacitor is a CAP ALUM POLY 56UF 20 20V SMD, which features aluminum-polymer construction. It has a capacitance of 56 µF and operates at a maximum voltage of 20 V. This component is designed as a radial-can style Surface Mount Device (SMD) with an impedance of approximately 48mOhms and boasts a lifespan of up to 3000 hours when subjected to temperatures of 105°C.