The C1005X5R0J225KTJA0F is a surface-mount ceramic capacitor manufactured by TDK. It is New Quadratic Unclassified Data 1005.0 RoHS compliant, which means it meets restrictions on the use of hazardous substances. Its dimensions are 0.5mm x 0.25mm, with a capacitance of 0.225pF. It has a rated temperature range of -55°C to 85°C, and an operating voltage rating of 3kV DC.