National Semiconductor Tariff Inquiry

LM386MM-1

LM386MM-1 Description

The LM386MM-1 is a Class AB audio amplifier designed for a wide range of applications where high-quality audio output is required. Manufactured by National Semiconductor, this linear IC chip is known for its robust performance and versatility. It operates within a temperature range of 0°C to 70°C (TA), making it suitable for various environmental conditions. The LM386MM-1 is capable of delivering a maximum output power of 325mW into an 8-ohm load, ensuring clear and powerful audio output. It operates on a supply voltage range of 4V to 12V, providing flexibility in power supply options.

The LM386MM-1 is housed in a surface-mount package, which is ideal for compact and space-efficient designs. This mounting type allows for easy integration into modern electronic circuits. Despite its obsolescence, the LM386MM-1 remains a popular choice due to its reliable performance and compatibility with a wide range of systems. It is classified under the ECCN code EAR99 and falls under the HTSUS code 8542.33.0001.

LM386MM-1 Features

The LM386MM-1 boasts several features that set it apart from other audio amplifiers:

• High Output Power: With a maximum output power of 325mW into an 8-ohm load, the LM386MM-1 ensures high-quality audio output suitable for various applications.
• Wide Operating Voltage Range: The ability to operate on a supply voltage range of 4V to 12V provides flexibility and compatibility with different power supply configurations.
• Class AB Amplification: This type of amplification offers a good balance between efficiency and audio quality, minimizing distortion and maximizing power transfer.
• Surface-Mount Packaging: The surface-mount package allows for easy integration into compact designs, making it ideal for space-constrained applications.
• Robust Performance: The LM386MM-1 is designed to operate within a temperature range of 0°C to 70°C (TA), ensuring reliable performance in various environmental conditions.

LM386MM-1 Applications

The LM386MM-1 is well-suited for a variety of applications due to its high output power, wide operating voltage range, and compact design. Some specific use cases include:

• Portable Audio Devices: The LM386MM-1's ability to deliver high-quality audio output makes it ideal for portable audio devices such as radios, MP3 players, and portable speakers.
• Consumer Electronics: Its compact surface-mount package and wide operating voltage range make it suitable for integration into various consumer electronics, including televisions, soundbars, and home theater systems.
• Automotive Audio Systems: The robust performance and wide temperature range of the LM386MM-1 make it a reliable choice for automotive audio systems, where reliability and performance are paramount.
• Industrial Applications: The LM386MM-1 can be used in industrial applications where audio amplification is required, such as public address systems and alarm systems.

Conclusion of LM386MM-1

The LM386MM-1 is a versatile and reliable Class AB audio amplifier that offers high output power, wide operating voltage range, and compact surface-mount packaging. Despite its obsolescence, it remains a popular choice for various applications due to its robust performance and compatibility with different systems. Whether used in portable audio devices, consumer electronics, automotive audio systems, or industrial applications, the LM386MM-1 ensures high-quality audio output and reliable performance.