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The BC557 is a high-performance PNP bipolar junction transistor designed for versatile applications. This semiconductor component features a TO-92 package and operates at a collector-emitter voltage of -45V, making it suitable for various electronic projects. With a maximum collector current of -100mA and the ability to dissipate up to 500mW, it is ideal for controlling a range of devices. Its gain factor (hFE) varies from 110 to 800, depending on the load used, ensuring adaptability. Whether you need a complementing transistor or an equivalent to several models, the BC557 excels in performance and reliability.

The BC557 Transistor is a sophisticated PNP bipolar junction transistor that has been engineered for exceptional performance. Housed in a TO-92 plastic encapsulation, this transistor is constructed with three terminals that facilitate easy integration into your electronic designs. It has a collector-emitter voltage rating of -45V, a collector-base voltage of -50V, and an emitter-base voltage of just -5V, assuring robust operation across various applications. The maximum collector current reaches -100mA, and it boasts a remarkable maximum power dissipation of 500mW, thereby allowing you to control various electronic components with confidence. The gain factor (hFE) of the BC557 transistor is versatile, ranging from 110 to 800 based on the applied load. With a frequency response that can go up to 150 MHz, it is suitable for high-frequency applications. Additionally, it serves as a complementary companion to the BC547 and BC550 transistors while being equivalent to models such as the BC558, BC559, and others. Incorporate the BC557 into your projects for enhanced functionality, improved performance, and reliable operation in both professional and educational settings.

Usage ideas The BC557 transistor is perfect for amplifying weak signals in audio equipment, driving LED indicators, or controlling small motors. Its versatility also allows for use in switching applications, where it can act as an electronic switch controlling larger loads. Additionally, it is invaluable in building teacher-led electronics education projects, making it a great choice for hobbyists and students alike. Use it in designing voltage level monitoring circuits or as an interface in Arduino and Raspberry Pi projects. The BC557 is an essential component for any electronics toolkit.

Frequently asked questions
What is the maximum voltage rating for the BC557?: The maximum collector-emitter voltage rating for the BC557 is -45V.
Can I use the BC557 in high-frequency applications?: Yes, the BC557 can operate at a maximum frequency of 150 MHz, making it suitable for high-frequency applications.
What load current can the BC557 handle?: The BC557 can handle a maximum collector current of -100mA.

- Condition: New
- Model: GENERIC
- SKU: 4770-0

Vendor listing title: Transistor Bc 557 *