NPN low VCEsat Performance-Based (PB) Resistor-Equipped Transistor (RET) in a small SOT23(TO-236AB) Surface-Mounted Device (SMD) plastic package. The PBRN123YT from Nexperia is a high-quality PNP bipolar junction transistor (BJT) designed for general-purpose amplification and switching applications. It provides reliable performance in low to medium current circuits, featuring low saturation voltage and fast switching characteristics. The transistor is suitable for use in audio amplification, signal processing, and general electronic circuits. Its compact package ensures easy integration into various electronic designs, delivering consistent performance and stability across a wide range of operating conditions.