Texas Instruments

LM4880N

LM4880N Description

The LM4880N is a high-performance, low-voltage stereo audio power amplifier from Texas Instruments, designed to deliver exceptional audio quality in a compact package. This Class AB amplifier is part of the renowned Boomer® series, known for its reliability and efficiency. The LM4880N is capable of delivering a maximum output power of 325mW per channel into an 8-ohm load, making it suitable for a variety of audio applications.

Key specifications include a wide supply voltage range of 2.7V to 5.5V, ensuring compatibility with various power sources. The amplifier features a through-hole mounting type, which is ideal for applications requiring robust mechanical stability and ease of assembly. Housed in a tube package, the LM4880N offers a moisture sensitivity level (MSL) of 1, indicating unlimited storage conditions without degradation.

LM4880N Features

The LM4880N boasts several advanced features that enhance its performance and reliability. It includes a shutdown function, which allows the amplifier to be turned off when not in use, significantly reducing power consumption and extending battery life in portable applications. Additionally, the amplifier features thermal protection, safeguarding it from damage due to excessive heat, ensuring long-term reliability and stability.

LM4880N Applications

The LM4880N is ideal for a range of applications where high-quality audio output is required. Its compact size and low power consumption make it suitable for portable audio devices, such as MP3 players, smartphones, and tablets. The amplifier's ability to deliver 325mW per channel into an 8-ohm load ensures clear, distortion-free audio, making it perfect for consumer electronics, automotive infotainment systems, and professional audio equipment.

Conclusion of LM4880N

In summary, the LM4880N from Texas Instruments is a versatile and reliable Class AB audio power amplifier. Its wide supply voltage range, shutdown feature, and thermal protection make it a robust choice for various audio applications. Despite its obsolete status, the LM4880N remains a valuable component for designers seeking high-quality audio performance in a compact, low-power package.