The LM4865MMX is an innovative audio amplifier designed and manufactured by Texas Instruments, a leader in semiconductor solutions. This compact, high-performance component is part of the Boomer® series, which is renowned for its audio amplifiers that provide high-quality output with low voltage operation, making it an ideal choice for portable devices.

Key Features

• Output Power: Capable of delivering 750mW of continuous average power to an 8Ω load with 0.1% THD+N from a 5V power supply.
• Bridge-Tied Load (BTL) Configuration: This configuration eliminates the need for external coupling capacitors on the output, thus saving space and cost.
• Shutdown Mode: Features a shutdown mode that significantly reduces power consumption when the amplifier is not in use, making it highly efficient for battery-powered devices.
• External Gain Configuration: The LM4865MMX allows for flexibility in gain settings with external gain-setting resistors.
• Surface-Mount Packaging: The device comes in an MSOP (Mini Small Outline Package) that is ideal for space-constrained applications.

Applications

With its versatile features, the LM4865MMX is suitable for a wide range of audio applications. It is commonly used in:

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

Technical Specifications

The LM4865MMX operates over a wide power supply range (2.7V - 5.5V) and its low current consumption makes it ideal for portable applications. It also features a low shutdown current of 0.7µA, which helps to prolong battery life. The device's THD+N (Total Harmonic Distortion plus Noise) is minimized at 0.1%, ensuring clear and high-quality audio output.

Quality and Reliability

Texas Instruments is committed to delivering high-quality products. The LM4865MMX is built to meet or exceed the rigorous standards set by the industry, ensuring both reliability and performance for the end-user. Whether integrating into a new design or updating an existing one, the LM4865MMX from Texas Instruments stands as a superior choice for audio amplification needs.