The MAX9890BETA+T from Maxim Integrated is a high-quality audio amplifier designed to deliver superior sound performance while minimizing power consumption. This innovative component is part of Maxim's extensive range of audio solutions, tailored for a variety of applications from consumer electronics to automotive infotainment systems.

Key Features

• Low EMI Emission: Engineered with Maxim's proprietary active emissions limiting technology, the MAX9890BETA+T significantly reduces electromagnetic interference (EMI), making it ideal for RF-sensitive applications.
• High Efficiency: The device operates with high efficiency, which not only conserves energy but also reduces thermal dissipation, thereby simplifying system thermal design.
• Click-and-Pop Suppression: It comes equipped with a click-and-pop suppression feature that ensures smooth turn-on and turn-off transitions, preventing audible clicks and pops that can detract from the user experience.
• Low Quiescent Current: The amplifier boasts a low quiescent current, further contributing to its energy-efficient operation and making it suitable for battery-powered devices.

Applications

The MAX9890BETA+T is versatile and can be used in a wide range of applications, including:

• Portable and wireless speakers
• Smartphones and tablets
• Bluetooth headphones
• GPS devices
• Automotive audio systems

Technical Specifications

The amplifier is available in a small, lead-free, 10-pin TDFN (3mm x 3mm) package, which is well-suited for space-constrained applications. It supports a supply voltage range of 2.7V to 5.5V, making it compatible with most standard power rails. Additionally, the MAX9890BETA+T is designed to drive loads down to 8 ohms, which is common for many small speakers and headphones.

Conclusion

Maxim Integrated's MAX9890BETA+T represents a blend of performance, efficiency, and design flexibility, making it a top choice for designers looking to enhance audio performance while managing power and space limitations. Its advanced features and robust design ensure a high-quality audio experience for end-users across various applications.