The LM4954TL/NOPB is a high-quality audio amplifier produced by Texas Instruments, designed to provide users with an exceptional audio amplification solution. This integrated circuit is part of TI's extensive range of audio products, known for their reliability, performance, and innovation.

Key Features

• Amplifier Type: The LM4954TL/NOPB is a Class AB audio amplifier, offering a balanced combination of efficiency and linearity for high-quality sound reproduction.
• Output Power: It can deliver an output of 495 mW when connected to a 3.3V supply, driving an 8-ohm load, making it suitable for portable devices and various audio applications.
• Supply Voltage Range: The device operates across a wide supply voltage range from 2.2V to 5.5V, ensuring flexibility in different system designs.
• Low Shutdown Current: The LM4954TL/NOPB features an ultra-low shutdown current of 0.1µA, which helps in extending battery life in portable applications.
• Surface-Mount Package: It comes in a compact, leadless, surface-mount package, specifically a micro SMD package, which is ideal for space-constrained applications.

Applications

The LM4954TL/NOPB is well-suited for a variety of audio applications, including but not limited to:

• Mobile phones and PDAs
• Portable media players
• Laptop and notebook computers
• Portable gaming devices

Technical Specifications

The device boasts a PSRR of 70dB at 217Hz, which minimizes power supply noise and ensures cleaner sound output. Additionally, the LM4954TL/NOPB has a THD+N of 0.6% at 1kHz, which allows for clear audio playback without significant distortion.

Quality and Reliability

Texas Instruments is committed to delivering high-quality products. The LM4954TL/NOPB is no exception, with its design and production adhering to the highest industry standards for quality and reliability. This product is also lead-free and RoHS compliant, reflecting TI's dedication to environmental sustainability.