HA250A application circuit

Description: Figure 4-20 illustrates the HAD250A-3 active speakers and amplifier circuit, which features the LM3886 integrated amplifier. This circuit operates with a 25V power supply and delivers an output power of up to 50W per channel, making it suitable for multimedia speaker applications. Additionally, it can be utilized in multi-channel stereo amplifier systems.

The HAD250A-3 circuit employs the LM3886, a high-performance audio power amplifier known for its low distortion and high output power capabilities. The circuit design includes essential components such as resistors, capacitors, and feedback loops that enhance performance and stability.

The 25V power supply is critical for achieving the desired output power, ensuring that the amplifier can drive speakers effectively without compromising audio quality. The output stage is designed to handle up to 50W per channel, which is adequate for most multimedia applications and provides a robust sound experience.

In a multi-channel stereo amplifier system, the HAD250A-3 can be configured to work alongside additional amplifier units, allowing for expanded audio output and improved soundstage. The circuit's design facilitates easy integration into various audio setups, making it versatile for both home and professional use.

Overall, the HAD250A-3 active speaker and amplifier circuit represents a reliable solution for high-quality audio amplification, catering to the needs of multimedia applications and multi-channel audio systems.Figure 4-20 is HAD250A-3 active speakers and amplifier circuit integrated amplifier circuit LM3886 thereof. The circuit uses 25V power supply, output power up to 50w 2, to meet the multimedia speaker output power requirements. It can also be used in multi-channel stereo amplifier system.