Introducing the LM4901MMX from Texas Instruments

Experience the power of superior audio amplification with the LM4901MMX, a cutting-edge Boomer® audio power amplifier from the renowned semiconductor manufacturer, Texas Instruments (TI). This impressive audio component is designed for portable and space-constrained applications, delivering high-quality sound in a compact, surface-mount package.

Key Features

• Output Power: The LM4901MMX boasts an output power of 1.1W with a 5V power supply into an 8Ω load, ensuring loud and clear audio performance for its size.
• Low Voltage Operation: This amplifier can operate on a supply voltage as low as 2.2V, making it ideal for battery-operated devices such as mobile phones, PDAs, and portable media players.
• Ultra-Low Shutdown Current: It features an ultra-low shutdown current of 0.1µA, which is essential for preserving battery life in portable applications.
• Surface-Mount Package: The LM4901MMX comes in a micro SMD package, which is perfect for applications where space is at a premium.

Advanced Technical Specifications

The LM4901MMX is not just compact but also robust in its technical capabilities. It has a THD+N (Total Harmonic Distortion + Noise) of 1% at 1.1W continuous average output power into an 8Ω load. Additionally, its PSRR (Power Supply Rejection Ratio) of 70dB at 217Hz allows for reduced noise and improved sound quality, even with fluctuating supply voltages.

Design Flexibility

TI's LM4901MMX is designed with flexibility in mind. Its external gain configuration gives designers the freedom to set the gain as required by their specific application, using just a few external components. This adaptability, combined with the amplifier's minimal power consumption and space-saving package, makes the LM4901MMX an excellent choice for a myriad of portable audio solutions.

Applications

The LM4901MMX is versatile and can be integrated into a wide range of products, including:

• Mobile Phones
• PDAs
• Portable Media Players
• Laptop and Notebook Computers
• Portable Gaming Devices

With the LM4901MMX, Texas Instruments continues its legacy of providing innovative, high-performance audio solutions that meet the demands of modern portable electronics.