KYOCERA AVX CDR31BP221BJUR-M1K is a high-reliability (HI-REL) ceramic capacitor. This surface-mount device (SMD) component features a robust multilayer ceramic (MLC) construction, offering stable capacitance and excellent performance across demanding applications. The CDR31BP221BJUR-M1K is designed for critical systems where reliability is paramount, commonly found in aerospace, defense, and high-performance industrial equipment. Its construction ensures consistent electrical characteristics and longevity, making it suitable for filtering, decoupling, and energy storage functions in complex electronic designs. Packaged in Tape & Reel (TR) for automated assembly processes, this ceramic capacitor is a key component for engineers prioritizing performance and durability.