Texas Instruments

LM48822TL/NOPB  

Audio Amplifiers

LM48822TL/NOPB Description

The LM48822TL/NOPB is a high-performance, Class AB stereo audio amplifier from Texas Instruments, designed to deliver exceptional audio quality and efficiency. This device is part of the renowned Boomer® series, known for its robust performance and reliability in various audio applications. The LM48822TL/NOPB is capable of delivering a maximum output power of 40mW per channel into a 32-ohm load, making it suitable for driving small speakers and headphones with clarity and precision.

The amplifier operates within a wide supply voltage range of 2.4V to 5.5V, providing flexibility in power supply options and ensuring compatibility with a variety of systems. Its surface-mount package, specifically the 16DSBGA (Tape & Reel), allows for easy integration into compact and space-constrained designs. The LM48822TL/NOPB is also REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards.

LM48822TL/NOPB Features

The LM48822TL/NOPB offers several advanced features that enhance its performance and usability:

• Depopulation (Depop) Control: Minimizes transient noise during power-up and power-down, ensuring smooth and quiet operation.
• Differential Inputs: Provide improved noise rejection and signal integrity, crucial for high-quality audio performance.
• I2C Control Interface: Allows for digital control of volume and other settings, enabling precise adjustments and integration with microcontrollers or other digital systems.
• Mute Functionality: Enables quick and effective muting of the audio output, useful for user interface and power management applications.
• Shutdown Mode: Reduces power consumption to a minimal level when not in use, extending battery life in portable devices.
• Volume Control: Offers flexible volume adjustment options, enhancing user experience and control over audio output levels.

These features collectively provide a comprehensive solution for audio amplification, making the LM48822TL/NOPB a versatile and reliable choice for designers and engineers.

LM48822TL/NOPB Applications

The LM48822TL/NOPB is ideal for a range of applications where high-quality audio output and compact design are essential. Key applications include:

• Portable Audio Devices: Such as smartphones, tablets, and portable media players, where space is limited, and battery efficiency is crucial.
• Wearable Technology: Including smartwatches and fitness trackers, where the amplifier's small form factor and low power consumption are highly beneficial.
• Headphones and Earbuds: The device's ability to drive low-impedance loads makes it suitable for driving high-fidelity audio in compact audio accessories.
• Consumer Electronics: Such as smart speakers, soundbars, and other audio-enabled devices that require a reliable and efficient audio solution.

The LM48822TL/NOPB's combination of high performance, low power consumption, and advanced control features make it an excellent choice for designers looking to integrate high-quality audio capabilities into their products.

Conclusion of LM48822TL/NOPB

The LM48822TL/NOPB from Texas Instruments stands out as a superior choice for audio amplification needs in a variety of applications. Its robust performance, wide supply voltage range, and advanced features such as depopulation control, differential inputs, and I2C interface make it a versatile and reliable solution. The device's compliance with REACH and RoHS3 standards ensures it meets the highest environmental and safety requirements.

With its ability to deliver clear and powerful audio in a compact and efficient package, the LM48822TL/NOPB is well-suited for portable audio devices, wearable technology, and other consumer electronics. Its unique features and advantages over similar models make it a standout choice for engineers and designers seeking to enhance their products with high-quality audio capabilities.

LM48822TL/NOPB Documents

Download datasheets and manufacturer documentation for LM48822TL/NOPB

PCN Assembly/Origin :

Wafer Process Revision A 14/Jul/2014      

Datasheets :

LM48822, LM48822TLEVAL      

HTML Datasheet :

LM48822, LM48822TLEVAL