Texas Instruments

LM4924MM/NOPB  

Audio Amplifiers

LM4924MM/NOPB Description

The LM4924MM/NOPB is a high-performance, dual-channel Class AB audio amplifier from Texas Instruments, part of the renowned Boomer® series. This IC is designed to deliver exceptional audio quality and reliability in a compact surface-mount package, making it ideal for a wide range of audio applications. The LM4924MM/NOPB supports a maximum output power of 40mW per channel into a 16-ohm load, ensuring clear and powerful audio output. It operates efficiently within a supply voltage range of 1.5V to 3.6V, making it suitable for low-power applications and battery-operated devices.

LM4924MM/NOPB Features

• Class AB Amplifier: The LM4924MM/NOPB is a Class AB amplifier, which combines the high efficiency of Class B with the low distortion of Class A, providing excellent audio quality with minimal power consumption.
• Dual Channel Output: With two channels, this amplifier can drive stereo audio signals, making it perfect for applications requiring dual-channel audio output.
• Depop, Mute, and Shutdown: The LM4924MM/NOPB includes depopulation (depop) features to eliminate unwanted pops and clicks during power-up and power-down. The mute function allows for silent operation, while the shutdown mode significantly reduces power consumption, extending battery life.
• Thermal Protection: Built-in thermal protection ensures the amplifier operates within safe temperature limits, preventing damage and maintaining reliability.
• Compliance and Packaging: The LM4924MM/NOPB is REACH unaffected and RoHS3 compliant, meeting stringent environmental regulations. It is available in a Tape & Reel (TR) package, facilitating easy handling and assembly in manufacturing processes.
• Moisture Sensitivity Level (MSL): With an MSL of 1 (Unlimited), the LM4924MM/NOPB is highly resistant to moisture, ensuring long-term reliability in various environmental conditions.

LM4924MM/NOPB Applications

The LM4924MM/NOPB is well-suited for a variety of applications where high-quality audio output is required. Its low power consumption and compact size make it ideal for portable audio devices, such as:

• MP3 Players and Portable Media Devices: The LM4924MM/NOPB's low power consumption and efficient operation make it a perfect fit for battery-powered portable media players, ensuring long playback times without compromising audio quality.
• Smartphones and Tablets: The dual-channel output and high audio quality make it suitable for smartphones and tablets, enhancing the user experience with clear and powerful audio.
• Headphone Amplifiers: The LM4924MM/NOPB can drive high-impedance headphones effectively, providing a rich and immersive audio experience.
• Wearable Devices: Its compact size and low power requirements make it ideal for wearable devices, such as smartwatches and fitness trackers, where space and power efficiency are critical.

Conclusion of LM4924MM/NOPB

The LM4924MM/NOPB from Texas Instruments stands out as a versatile and reliable Class AB audio amplifier. Its combination of high audio quality, low power consumption, and advanced features such as depop, mute, and shutdown functions, make it a superior choice in its category. The LM4924MM/NOPB's compliance with environmental regulations and its robust packaging ensure it meets the demands of modern electronics manufacturing. Whether used in portable media devices, smartphones, or wearable technology, the LM4924MM/NOPB delivers excellent performance and reliability, making it a preferred choice for designers and engineers in the audio electronics industry.

LM4924MM/NOPB Documents

Download datasheets and manufacturer documentation for LM4924MM/NOPB

Datasheets :

LM4924      

HTML Datasheet :

LM4924      

PCN Design/Specification :

Copper Wire Update 14/May/2015