The MAX9890AEBL+T from Maxim Integrated is a high-performance, low-power, differential input, stereo Class D audio amplifier that is designed to deliver exceptional audio quality with high efficiency. This compact component is ideal for portable applications where space is at a premium and battery life is of utmost importance.

Key Features

• High Efficiency: The Class D operation offers greater than 90% efficiency, which is significantly higher than traditional Class AB amplifiers. This leads to extended battery life in portable devices.
• Low EMI: The MAX9890AEBL+T is engineered to produce minimal electromagnetic interference (EMI), making it suitable for use in RF-sensitive environments.
• Click-and-Pop Suppression: The device includes a built-in click-and-pop suppression feature that minimizes noise during turn-on and turn-off transitions, ensuring a smooth audio experience.
• Differential Inputs: Differential inputs reduce common-mode noise and improve sound quality, which is crucial for maintaining audio integrity in noisy environments.
• Thermal Protection: The amplifier is equipped with thermal overload protection that shuts down the device to prevent damage from overheating.
• Small Package: Available in a tiny, lead-free 30-bump wafer-level package (WLP), the MAX9890AEBL+T saves valuable board space.

Applications

The MAX9890AEBL+T is versatile and can be used in a variety of applications, including:

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

Technical Specifications

With a supply voltage ranging from 2.7V to 5.5V, the MAX9890AEBL+T is flexible and can be used in systems with different power requirements. It can deliver up to 1.4W per channel into a 8Ω load, which makes it powerful enough for most portable audio applications. The device also features a low quiescent current and a low shutdown current, further conserving energy when the amplifier is not in active use.

For developers and designers looking for a reliable, high-quality audio amplification solution, the MAX9890AEBL+T from Maxim Integrated is an excellent choice that combines performance with practicality.