The LM4674ATLBD from Texas Instruments is a high-performance audio amplifier designed for a wide range of applications. This compact and efficient device is capable of delivering exceptional sound quality while maintaining low power consumption, making it an ideal choice for portable and space-constrained audio systems.

Key Features:

• Output Power: The LM4674ATLBD is capable of delivering 2.5W of continuous average power to a 4Ω load with less than 10% THD+N from a 5V power supply, and 1.5W to an 8Ω load.
• Efficiency: With an advanced output stage that minimizes power loss, this amplifier boasts a high efficiency of over 90%, ensuring extended battery life in portable applications.
• Audio Quality: The device features low THD+N (Total Harmonic Distortion plus Noise), which ensures a clear and high-quality audio output, making it suitable for high-fidelity sound systems.
• Micro-Power Shutdown Mode: An added feature of micro-power shutdown mode enables the amplifier to draw minimal quiescent current, further enhancing battery life when not in use.
• Flexible Power Supply: The LM4674ATLBD operates over a wide power supply range from 2.4V to 5.5V, accommodating a variety of power sources and making it versatile for multiple applications.
• Protection Features: It comes equipped with built-in thermal shutdown, output short circuit protection, and under-voltage protection, ensuring reliable operation under adverse conditions.

Applications:

The LM4674ATLBD is suitable for a variety of applications, including:

• Mobile phones and PDAs
• Portable media players
• Notebook and tablet computers
• Portable gaming devices
• GPS devices

With its compact size, the LM4674ATLBD is available in a space-saving 9-bump micro SMD package, which allows for efficient integration into modern electronic devices without compromising on audio performance. Whether you're designing a high-end portable speaker or integrating audio functionality into wearable technology, the LM4674ATLBD provides a reliable and high-quality audio amplification solution.