The TAJB226K020RNJ is a SMD (Surface Mount Device) tantalum capacitor manufactured by Kyocera AVX. It is a solid capacitor rated for 20V and has a capacitance of 22uF with a tolerance of 10%. It has dimensions of 1210 (4.7mm x 3.2mm) and an equivalent series resistance (ESR) of 1.8 Ohms. It is used in various different electronic circuits to store electrical charge and to reduce signal noise.