The SS52B is a Schottky Barrier Diode (SBD) from Jingdao with a SMB RoHS case. It is designed for general purpose switching and rectification applications, with a reverse average current of 0.2mA (max). It has a maximum continuous forward current of 500mA, a maximum repetitive peak reverse voltage of 75V, and a low forward voltage drop of 0.45V (max). This device is also RoHS-compliant, meaning it meets the standards for removing lead and other hazardous materials from the manufacturing process.