The UESD55B is a high-performance ESD protection diode manufactured by Union Semiconductor. This device is specifically engineered to protect sensitive electronic circuits from damage caused by electrostatic discharge (ESD) events. Its low capacitance design ensures minimal signal distortion, making it suitable for high-speed data lines and other critical applications. The UESD55B comes in a small SOD-523 package, allowing for easy integration into space-constrained designs. As an authorised distributor of Union Semiconductor, Supreme Components International guarantees the authenticity and quality of this ESD protection diode. This diode is ideal for protecting I/O interfaces, data lines, and other vulnerable components in portable devices, communication equipment, and industrial electronics.