The LM4667MMX/NOPB is a high-performance audio amplifier from Texas Instruments, designed for portable and consumer electronics applications. This compact and efficient device is a boon for designers looking to improve audio quality while conserving space and power.

Key Features

• Output Power: The LM4667MMX/NOPB delivers 2 watts of continuous average power to an 8 Ohm load with 0.1% THD+N from a 5V power supply.
• Boomer Audio Power Amplifier: As part of TI's Boomer series, this amplifier is optimized for mobile phones, PDAs, laptops, and other portable devices where space is at a premium.
• Efficiency: Its high efficiency of 85% helps to minimize heat dissipation and prolong battery life in portable applications.
• No "Pop & Click": The device includes circuitry to suppress "pop and click" noise during power up and power down transitions.
• Advanced Packaging: The LM4667MMX/NOPB is available in a small 9-bump micro SMD package, which is ideal for space-constrained designs.

Applications

• Mobile Phones and PDAs
• Portable Media Players
• Notebook Computers
• Portable Gaming Devices

Technical Specifications

• Supply Voltage Range: 2.4V to 5.5V
• THD+N: 0.1% at 1kHz
• Shutdown Current: 0.7µA (typical)
• Operating Temperature Range: -40°C to 85°C

The LM4667MMX/NOPB represents Texas Instruments' commitment to providing high-quality audio solutions for modern electronic devices. Its combination of power, efficiency, and size makes it a top choice for developers and manufacturers looking to enhance the user experience with superior sound quality.