The AC0402BRNPO9BN1R0 is a Multilayer Ceramic Capacitor (MLCC) - Surface Mount Device/Surface Mount Technology (SMD/SMT), manufactured by Yageo. It has a capacitance of 1pF, a voltage rating of 50 Volt, and a tolerance of 0.1pF. It is AEC-Q200 approved, which is a certification program which shows that the product has been tested and approved according to the IEC, European, and automotive requirements specified by the Automotive Electronics Council.