MAX98400AETX+T - Class D Audio Amplifier by Maxim Integrated

The MAX98400AETX+T from Maxim Integrated is a high-efficiency, Class D audio amplifier designed to deliver outstanding audio performance in a compact package. This amplifier is ideal for a wide range of applications, from portable audio devices to home theater systems, offering a perfect blend of power, clarity, and energy efficiency.

Key Features

• High-Efficiency Class D Operation: Offers greater power efficiency compared to traditional Class AB amplifiers, reducing heat dissipation and extending battery life in portable applications.
• Output Power: Capable of delivering up to 2x20W into a 4Ω load, it can drive a wide range of speakers with ample power for a robust audio experience.
• Integrated Protection Circuits: Features include over-current protection, thermal protection, and under-voltage lockout, ensuring reliable operation and longevity of the amplifier and connected components.
• Spread Spectrum Modulation: This technique reduces EMI radiation, allowing the device to be used in environments where interference must be minimized.
• Filterless Design: The MAX98400AETX+T can operate without an external LC output filter, simplifying design and reducing overall component count.
• Small Footprint: The compact TQFN (EP) package is space-efficient, making it suitable for applications where board space is at a premium.

Applications

The versatility of the MAX98400AETX+T allows it to be used in a variety of audio applications, including:

• Portable and wireless speakers
• Home theater and multimedia systems
• Flat-panel televisions
• Soundbars
• Active speakers

Technical Specifications

With an operating voltage range of 10V to 28V, the MAX98400AETX+T can be used in both battery-powered and mains-connected scenarios. The device also features a high signal-to-noise ratio (SNR) and low total harmonic distortion (THD), ensuring high-fidelity audio reproduction.

Conclusion

The MAX98400AETX+T is a testament to Maxim Integrated's commitment to providing innovative, high-performance audio solutions. Its combination of high output power, efficiency, and compact form factor makes it an excellent choice for designers looking to enhance the audio experience in their products.