The MAX9890AETA+ from Maxim Integrated is a high-performance audio click and pop suppressor designed to eliminate the unwanted noise commonly associated with power cycling of audio equipment. This compact, efficient device is an ideal solution for portable audio applications, including smartphones, tablets, laptops, and portable media players.

Key Features

• Low-Voltage Operation: The device operates from a supply voltage of 1.7V to 3.6V, making it suitable for battery-operated equipment.
• Integrated Click-and-Pop Suppression: It significantly reduces the audible clicks and pops associated with powering up or down, providing a more pleasant user experience.
• Low Power Consumption: With its ultra-low quiescent current, the MAX9890AETA+ is optimized for power-sensitive applications.
• Small Package: Available in a tiny 8-pin TDFN package (3mm x 3mm), it saves valuable board space in compact designs.
• High PSRR: The device features a high power-supply rejection ratio (PSRR), which enhances performance by minimizing power supply noise.

Applications

The MAX9890AETA+ is versatile and can be used in a wide range of applications where audio quality is paramount:

• Mobile Phones
• Portable Media Players
• Notebook and Tablet Computers
• Audio Docking Stations
• Bluetooth Headphones

Technical Specifications

The device offers a comprehensive set of technical specifications that ensure high-quality audio suppression:

• THD+N: 0.01% (typical)
• Output Power: 2.3W (typical) into 4Ω
• Operating Temperature Range: -40°C to +85°C

With its advanced features and robust performance, the MAX9890AETA+ from Maxim Integrated stands out as a superior solution for designers looking to enhance the audio experience in their products without compromising on space or power efficiency.