The CAP CER 2.2UF 25V X5R 0402 is a type of ceramic capacitor with specific characteristics. It has a capacitance value of 2.2 microfarads and operates within a voltage range of 25 volts. The X5R classification denotes its temperature stability, while the 0402 designation refers to its compact size in metric measurements as 1005. This capacitor exhibits tolerance of ±10% for its capacitance value.