Texas Instruments

LM4864MX/NOPB  

Audio Amplifiers

LM4864MX/NOPB Description

The LM4864MX/NOPB is a high-performance, monolithic Class AB audio power 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 LM4864MX/NOPB is optimized for a maximum output power of 675mW per channel into an 8-ohm load, making it suitable for demanding audio applications that require high power output and clarity.

The LM4864MX/NOPB operates within a wide supply voltage range of 2.7V to 5.5V, providing flexibility in power supply requirements and ensuring compatibility with a variety of power sources. Its surface-mount package, specifically the 8SOIC format, allows for easy integration into compact and space-constrained designs. The device is available in a tape and reel (TR) packaging, facilitating efficient manufacturing processes and ensuring high reliability during assembly.

LM4864MX/NOPB Features

The LM4864MX/NOPB boasts several advanced features that enhance its performance and usability:

• Shutdown Functionality: This feature allows the amplifier to be placed in a low-power shutdown mode, significantly reducing power consumption when not in use. This is particularly beneficial for battery-powered devices, extending their operational life.
• Thermal Protection: The device includes built-in thermal protection, safeguarding it against overheating and ensuring stable operation under varying load conditions. This feature enhances the reliability and longevity of the amplifier.
• Wide Supply Voltage Range: The ability to operate between 2.7V and 5.5V makes the LM4864MX/NOPB versatile and suitable for a wide range of applications, from portable devices to automotive audio systems.
• Compliance and Safety: The LM4864MX/NOPB is REACH unaffected and RoHS3 compliant, ensuring it meets the highest environmental and safety standards. This compliance is crucial for manufacturers aiming to adhere to global regulations and maintain a sustainable supply chain.

LM4864MX/NOPB Applications

The LM4864MX/NOPB is ideal for a variety of applications where high-quality audio output and efficient power management are critical. Some specific use cases include:

• Portable Audio Devices: The low power consumption and high output power make the LM4864MX/NOPB suitable for portable audio devices such as MP3 players, smartphones, and tablets. Its ability to deliver clear and powerful sound enhances the user experience.
• Automotive Audio Systems: The wide supply voltage range and robust thermal protection make it an excellent choice for automotive audio applications. It can handle the varying electrical conditions within a vehicle while providing high-quality audio output.
• Consumer Electronics: The LM4864MX/NOPB is also well-suited for consumer electronics such as home theater systems, soundbars, and portable speakers. Its compact size and high performance allow for seamless integration into these devices without compromising on sound quality.

Conclusion of LM4864MX/NOPB

The LM4864MX/NOPB from Texas Instruments is a versatile and high-performance Class AB audio power amplifier that offers significant advantages over similar models. Its combination of high output power, wide supply voltage range, and advanced features such as shutdown and thermal protection make it an ideal choice for a variety of audio applications. Whether used in portable devices, automotive systems, or consumer electronics, the LM4864MX/NOPB ensures high-quality audio output and efficient power management. Its compliance with environmental and safety standards further solidifies its position as a reliable and sustainable choice for designers and manufacturers in the electronics industry.

LM4864MX/NOPB Documents

Download datasheets and manufacturer documentation for LM4864MX/NOPB

Images :

Mechanical Outline Drawing      

PCN :

Qualification of copper wire as alternate bonding material for selected products in SOIC Package (PDF)      

Models :

LM4864MX/NOPB Symbol & Footprint by SnapMagic