The CC0201KRX7R9BB391 is a multilayer ceramic capacitor (MLCC) manufactured by Yageo with an SMD/SMT case size of 0201. It has a capacitance of 390pF, a voltage rating of 50V, and a tolerance of 10%. This capacitor is designed for surface mounting on printed circuit boards and is suitable for a variety of applications, including filtering, decoupling, cross coupling, and anti-alias absorption. It features a low profile for space-constrained devices and a high dielectric strength for maximum voltage ratings. The part is RoHS compliant, lead-free, and halogen-free for safe installation in electronic systems.