This Walsin manufactured 1206B103J500 MLCC is a surface-mount ceramic capacitor with a capacitance value of 10 nanofarads (10nF) and a rated voltage of 50VDC. It has a size code of 1206, meaning the package is 1206 mils or 0.12 inches (3 millimeters) long and 0.06 inches (1.5 millimeters) wide. RoHS compliant, this capacitor is suitable for use in a wide variety of applications where its small size and high capacitance is ideal.