The 2SD879 from ON Semiconductor is a robust NPN bipolar junction transistor (BJT) designed for high power applications. This transistor is well-suited for a variety of electronic circuits, including switching and amplification tasks. The 2SD879 is recognized for its high current capacity and fast switching speeds, making it an ideal choice for power regulation and control systems.

Key Features

• High Current Capability: The 2SD879 is capable of handling high current loads, which is essential for power applications that require a significant amount of current to operate efficiently.
• Low Saturation Voltage: This transistor offers a low collector-emitter saturation voltage, which means it can switch on and off at lower voltages, thus reducing power losses and improving efficiency.
• Fast Switching Speeds: With its ability to switch rapidly between states, the 2SD879 is excellent for applications that demand quick response times, such as in power regulators and converters.
• High Reliability: ON Semiconductor's commitment to quality ensures that the 2SD879 is a reliable component that can withstand the rigors of demanding applications.

Applications

The 2SD879 transistor is versatile and can be used in a wide range of applications. Some of the typical uses include:

• Power supply circuits
• DC-DC converters
• Audio amplifiers
• Motor controllers
• Switching regulators

Specifications

The 2SD879 boasts impressive specifications that make it a strong performer in various circuits:

Parameter Value Collector-Emitter Voltage (V<sub>CEO) 60 V Collector Current (I<sub>C) 3 A Power Dissipation (P<sub>D) 30 W Transition Frequency (f<sub>T) 10 MHz

For more detailed information and specifications, customers are encouraged to review the datasheet and consult ON Semiconductor's technical support for guidance on integrating the 2SD879 into their projects.