Texas Instruments

LM4871LD/NOPB

LM4871LD/NOPB is a high-performance audio amplifier from Texas Instruments. It is a member of the LM4800 family of audio power amplifiers, which are designed to provide high-quality audio performance in a variety of applications.

Description:

The LM4871LD/NOPB is a monolithic integrated circuit that operates from a single supply voltage. It is available in a thermally enhanced 37-ball, 5mm x 5mm, thin quad flat package (TQFN). The device features a high level of integration, with all the necessary components for a complete audio amplifier system integrated onto a single chip.

Features:

Some of the key features of the LM4871LD/NOPB include:

1. High output power: The LM4871LD/NOPB is capable of delivering up to 2 x 40W of output power into 4 ohms or 2 x 25W into 8 ohms.
2. Low distortion: The device features a low distortion of less than 0.01% at full output power.
3. High efficiency: The LM4871LD/NOPB operates with high efficiency, with a typical efficiency of 89% into 8 ohms.
4. Advanced thermal management: The device features an integrated thermal shutdown circuit that protects the device from overheating.
5. Easy to use: The LM4871LD/NOPB is designed to be easy to use, with a simple external component count and a flexible power supply range.

Applications:

The LM4871LD/NOPB is suitable for a wide range of audio applications, including:

1. Home audio systems: The device's high output power and low distortion make it ideal for use in home audio systems, such as home theater systems and high-fidelity music systems.
2. Car audio: The LM4871LD/NOPB is also suitable for use in car audio systems, where high output power and efficiency are important.
3. Professional audio: The device's high performance makes it suitable for use in professional audio applications, such as public address systems and live sound reinforcement.
4. Portable audio: The LM4871LD/NOPB can also be used in portable audio devices, such as headphones and portable speakers, where high efficiency and low distortion are important.

Overall, the LM4871LD/NOPB is a high-performance audio amplifier that offers excellent audio quality and efficiency, making it suitable for a wide range of applications.