The LM4928SDX/NOPB from Texas Instruments is a high-performance, low-power audio amplifier designed to deliver premium audio quality for a wide range of applications. It is part of the Boomer® series of audio amplifiers, which are renowned for their sound fidelity and efficiency, making them ideal for portable devices where power conservation is critical.

Key Features

• Output Power: The LM4928 is capable of delivering 2.1W (typical) of continuous average power to a 4Ω load with less than 1% THD+N when powered by a 5V power supply.
• Power Supply Range: It has a flexible power supply range from 2.2V to 5.5V, allowing it to be used in a variety of devices without the need for complex power management.
• Efficiency: The device offers an exceptional power efficiency, which is essential for battery-operated devices, thereby extending battery life.
• Sound Quality: With a superior signal-to-noise ratio (SNR) and low total harmonic distortion plus noise (THD+N), the LM4928 ensures high-quality audio output, which is critical for audio fidelity.
• Shutdown Feature: It includes a shutdown feature that reduces power consumption when not in use, which is easily controlled via a shutdown pin.
• Package: The LM4928SDX/NOPB comes in a space-saving, thermally-enhanced LLP package that is suitable for compact devices.

Applications

The LM4928SDX/NOPB is versatile and can be used in a variety of applications, including:

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

Quality and Reliability

The "NOPB" designation in the part number indicates that the product is lead-free and RoHS compliant, which is crucial for manufacturers looking to create environmentally friendly and sustainable products. Texas Instruments is known for its commitment to quality, and the LM4928SDX/NOPB is built to meet high standards of reliability and performance.

Ordering Information

The LM4928SDX/NOPB is available for order now. For detailed specifications, application notes, and additional resources, please visit the Texas Instruments website or contact their support team for assistance.