ON Semiconductor BD679AG Power Transistor

The BD679AG from ON Semiconductor is a robust power transistor designed to cater to a wide range of applications requiring medium current and power levels. This versatile component is part of the Darlington transistor series, which are known for their high current gain and can be used in various electronic circuits, including amplifiers, switches, and power regulators.

Key Features:

• High Collector-Emitter Voltage (VCEO): The BD679AG boasts a high collector-emitter voltage of up to 80V, making it suitable for operations in circuits with high voltage requirements.
• Collector Current (IC): It can handle a collector current of up to 4A, ensuring reliable performance in applications with moderate power demands.
• High DC Current Gain (hFE): With a high DC current gain, this transistor can amplify weak signals without significant power loss, making it ideal for audio amplification and other signal processing tasks.
• Complementary PNP Type Available: The BD680AG, a complementary PNP type, is also available, allowing for push-pull amplifier configurations and other complementary applications.
• Monolithic Construction: The monolithic construction with built-in base-emitter shunt resistors offers enhanced reliability and simplifies circuit design.
• Package: Housed in a TO-225 package, the BD679AG is easy to mount on a printed circuit board (PCB) and provides adequate heat dissipation for most applications.

Applications:

The ON Semiconductor BD679AG is a versatile component that can be used in a variety of electronic applications, including:

• Linear and switching industrial equipment
• Power regulators and converters
• Motor controllers
• Audio amplifiers
• Signal processing circuits

With its reliable performance and ON Semiconductor's reputation for quality, the BD679AG is a solid choice for designers and engineers looking to incorporate a medium-power transistor into their electronic projects.