The CAP CER 2.2UF 16V X5R 0603 is a type of ceramic capacitor, specifically designed with a capacitance value of 2.2 microfarads and rated for operating voltages up to 16 volts. This component has a compact size, conforming to the metric dimensions 1608 and equivalent to the 0603 designation in imperial measurements, making it suitable for use in various electronic applications where space is limited.