The MAX9877EWP is a high-performance audio solution from Maxim Integrated, designed to cater to the demanding requirements of portable multimedia devices. This integrated audio system combines a stereo Class D speaker amplifier with a stereo DirectDrive® headphone amplifier, delivering exceptional sound quality and efficiency.

Key Features

• High-Efficiency Class D Speaker Amplifier: The MAX9877EWP features a Class D amplifier that provides efficient power amplification for speakers, minimizing heat dissipation and extending battery life in portable applications.
• DirectDrive Headphone Amplifier: The DirectDrive technology eliminates the need for bulky DC-blocking capacitors, reduces component count, and ensures a clean, pop-free audio experience for headphone listeners.
• Flexible Input Configuration: The device supports various input configurations, allowing easy integration with a range of audio sources.
• Comprehensive Protection: Built-in safeguards, such as overcurrent protection, short-circuit protection, and thermal shutdown, ensure reliable operation under adverse conditions.

Applications

The MAX9877EWP is ideally suited for a variety of portable devices where high-quality audio and power efficiency are paramount. It is commonly used in:

• Smartphones
• Tablets
• Portable Media Players
• Laptop Computers
• Portable Gaming Devices

Technical Specifications

The MAX9877EWP operates over a wide power supply range and offers a host of features that make it a versatile choice for designers:

• Power Supply Range: 2.7V to 5.5V
• High PSRR (Power Supply Rejection Ratio)
• Low 0.01% THD+N (Total Harmonic Distortion + Noise) for clear audio reproduction
• Integrated Click-and-Pop Suppression
• Small 28-Pin TQFN (5mm x 5mm) Package

With its advanced features and robust design, the MAX9877EWP from Maxim Integrated is a top-tier audio solution that enhances the user experience in portable electronics.