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LM4808M

LM4808M Description

The LM4808M is a high-performance audio amplifier from National Semiconductor, designed to deliver exceptional sound quality in compact, power-efficient systems. As part of the renowned Boomer® series, this Class AB amplifier is optimized for applications requiring high-fidelity audio output with minimal power consumption. The LM4808M supports a maximum output power of 150mW per channel into a 16-ohm load, making it ideal for portable audio devices and other low-power applications. With a supply voltage range of 2V to 5.5V, the LM4808M ensures reliable operation across a wide variety of power sources, further enhancing its versatility.

LM4808M Features

• High Output Power: The LM4808M delivers a maximum output power of 150mW per channel into a 16-ohm load, providing robust audio performance even in low-power environments.
• Wide Supply Voltage Range: Operating from 2V to 5.5V, the LM4808M is compatible with a broad range of power supplies, ensuring flexibility in system design.
• Class AB Topology: The Class AB design of the LM4808M offers a balance between efficiency and sound quality, minimizing distortion while maintaining high fidelity.
• Surface Mount Packaging: The surface mount package type facilitates easy integration into compact PCB designs, making the LM4808M suitable for space-constrained applications.
• Active Product Status: As an active product, the LM4808M is supported by National Semiconductor with ongoing manufacturing and technical support, ensuring long-term availability.
• Compliance and Classification: Classified under ECCN EAR99 and HTSUS 8542.33.0001, the LM4808M meets international export regulations, simplifying procurement and compliance processes.

LM4808M Applications

The LM4808M is well-suited for a variety of applications where high-quality audio output and low power consumption are critical. Its compact size and efficient design make it ideal for portable audio devices such as smartphones, tablets, and portable media players. Additionally, the LM4808M can be used in automotive audio systems, where space and power efficiency are paramount. The wide supply voltage range also makes it suitable for battery-powered devices, ensuring consistent performance as battery levels fluctuate. Other potential applications include:

• Portable Audio Devices: Smartphones, tablets, and portable media players benefit from the LM4808M's high-fidelity audio output and low power consumption.
• Automotive Audio Systems: The LM4808M's compact size and efficiency make it ideal for automotive audio systems, where space and power efficiency are crucial.
• Battery-Powered Devices: The wide supply voltage range ensures reliable performance in battery-powered devices, even as battery levels change.

Conclusion of LM4808M

The LM4808M stands out as a versatile and efficient audio amplifier, offering a perfect blend of high-fidelity audio performance and low power consumption. Its Class AB design and wide supply voltage range make it suitable for a wide range of applications, from portable devices to automotive systems. The surface mount package type further enhances its appeal for compact, space-constrained designs. With its active product status and compliance with international regulations, the LM4808M is a reliable choice for engineers and designers seeking a high-quality audio solution.