The BC817K-40-AQ is a versatile NPN Bipolar Junction Transistor (BJT) manufactured by Diotec Semiconductor. This small signal transistor is designed for general-purpose amplification and switching applications. It boasts a collector-emitter voltage (Vceo) of 45V and a continuous collector current (Ic) of 500mA. With a transition frequency (fT) of 300MHz, it's suitable for high-frequency circuits. The BC817K-40-AQ comes in a space-saving SOT-23 package, making it easy to integrate into compact designs. Supreme Components International is an authorised distributor of Diotec, guaranteeing the authenticity and quality of this component. This BJT is a reliable choice for your electronic projects.