MAX97220DETE+T - Audio Amplifier from Maxim Integrated

The MAX97220DETE+T from Maxim Integrated is a high-performance, DirectDrive® headphone amplifier with an integrated charge pump that produces a ground-referenced output from a single supply. This component is designed to deliver a high-quality audio experience for consumer electronic devices such as smartphones, tablets, portable gaming consoles, and other devices that require a compact, efficient, and high-quality audio amplification solution.

Key Features

• DirectDrive Technology: The DirectDrive architecture eliminates the need for bulky DC-blocking capacitors, provides a ground-referenced output, and ensures a lower component count and smaller overall design footprint.
• High Output Power: Capable of delivering 130mW of continuous output power into a 32Ω load, this amplifier can drive a wide range of headphones with clarity and power.
• Low Distortion: The MAX97220DETE+T boasts a low 0.0008% THD+N at 1kHz, ensuring high-fidelity audio reproduction that is virtually free of distortion.
• Wide Supply Voltage Range: Operating from a 2.7V to 5.5V single supply, this amplifier is versatile and can be used in a variety of applications with different power requirements.
• Integrated Charge Pump: The in-built charge pump inverts the supply voltage, providing a negative rail for the amplifier and thus eliminating the need for a dual supply.
• Low Quiescent Current: With its low quiescent current, the MAX97220DETE+T is an energy-efficient solution that extends battery life in portable applications.
• Click-and-Pop Suppression: The device includes a click-and-pop suppression feature that minimizes noise during power-up and power-down transitions.

Applications

The MAX97220DETE+T is ideal for a wide range of audio applications, including:

• Mobile Phones
• Tablets
• Portable Media Players
• Portable Gaming Devices
• Notebook Computers

With its compact TQFN-EP (Exposed Pad) package and high level of integration, the MAX97220DETE+T is a perfect choice for designers looking to enhance the audio performance of their products while minimizing space and power consumption.