The S8550 PNP Bipolar Transistors - BJT ROHS with a 25V 300mW 500mA is a low noise, low saturation voltage device manufactured by PUOLOP. It offers a wide range of features and operational specifications, including high gain, high power, low VCE(sat), fast switching speed, wide common-emitter current and small size. The PNP transistor is packaged in a SOT-23 RoHS compliant plastic package. The device is tailored for high-frequency, low-voltage applications like switching power supplies, high-speed bipolar switching, flyback converter, high current motor drive circuits, and signal processing circuits.