The CC0603KRX7RYBB221 is a multilayer ceramic capacitor (MLCC) manufactured by Yageo. It is a surface-mount device (SMD/SMT) with a size code of 0603, meaning that it has dimensions of 0.06 inches by 0.03 inches. It has a nominal capacitance of 220 pF and a rated voltage of 250V, which means it can store and release electricity even at higher voltages. Additionally, it meets the Restriction of Hazardous Substances Directive (RoHS) standards, which limits the use of hazardous substances in electrical and electronic equipment to protect human health and the environment.