The BC557A is a versatile PNP bipolar transistor manufactured by DIOTEC. As an authorised distributor, Supreme Components International guarantees the authenticity and quality of this component. This transistor is commonly used in a wide range of applications, including audio amplifiers, switching circuits, and signal processing. Its key features include a collector-emitter voltage (Vceo) of 45V, a collector current (Ic) of 100mA, and a TO-92 package for easy mounting. The BC557A offers excellent performance characteristics, making it a reliable choice for both hobbyist and professional electronic projects. Benefit from DIOTEC's quality and Supreme Components International's reliable distribution.