LM386MM-1

Audio Amplifiers National Semiconductor LM386MM-1 Overview

The LM386MM-1 by National Semiconductor is a compact audio amplifier that has been meticulously designed for optimal performance in a variety of audio applications. This part of the audio amplifiers category integrates seamlessly into systems requiring audio amplification due to its minimal external part count and low voltage requirements. The LM386MM-1 is an ideal choice for designers looking for a reliable and efficient solution in both prototyping and commercial bulk applications. With its robust design and versatile nature, it stands as a cornerstone for developing high-performance audio circuits, ensuring that businesses can rely on its consistent delivery for their audio amplification needs.

LM386MM-1 Features

The LM386MM-1 audio amplifier boasts a range of features that make it highly advantageous for use in audio processing applications. It operates over a wide power supply range of 4V to 12V, and its low quiescent current drain is practical for battery-powered devices. Additionally, its built-in voltage gain is set to 20 without external components and can be increased to 200 with the addition of resistors and capacitors, allowing for customizable sound enhancement. The device also supports a low total harmonic distortion (THD) rate, which ensures a clean, clear output sound.

LM386MM-1 Applications

• Portable Music Players: Enhances audio output while maintaining clarity and power efficiency, ideal for on-the-go music playback.
• Alarm Systems: Utilizes its amplification capabilities to produce clear and loud alarm sounds critical for effective alert systems.
• Radio Receivers: Improves the audio quality of signals received, providing a better listening experience in consumer radio products.
• Toy Audio Systems: Employs its compact and efficient design to boost sound output in toys, enhancing the audio effects without consuming excessive space or power.