The BC858B-AQ is a versatile PNP bipolar transistor manufactured by Diotec Semiconductor. This transistor is specifically designed for general-purpose amplification and switching applications in a wide range of electronic circuits. Encased in a small SOT-23 package, the BC858B-AQ is ideal for applications where board space is a premium. Key specifications include a collector-emitter voltage (Vceo) of -30V and a collector current (Ic) of -0.1A. Supreme Components International is an authorised distributor of Diotec, guaranteeing the authenticity and quality of this component. This transistor is suitable for use in various applications, including signal amplification, switching circuits, and small signal processing.