Texas Instruments

LM4854IBL/NOPB  

Audio Amplifiers

LM4854IBL/NOPB Description

The LM4854IBL/NOPB is a high-performance, Class AB audio amplifier from Texas Instruments, designed to deliver exceptional audio quality and efficiency. This monolithic integrated circuit is part of the renowned Boomer® series, known for its robust performance and reliability. The LM4854IBL/NOPB is capable of delivering a maximum output power of 2.3W per channel at a 3.2-ohm load, and 200mW per channel at a 16-ohm load, making it suitable for a wide range of audio applications.

LM4854IBL/NOPB Features

The LM4854IBL/NOPB offers several advanced features that enhance its performance and versatility:

• Depopulation (Depop) Feature: This feature minimizes the pop and click sounds that can occur during power-up and power-down, ensuring a smooth and noise-free audio experience.
• Shutdown and Standby Modes: These modes allow for power savings and reduced power consumption when the amplifier is not in use, making it ideal for battery-powered devices.
• Thermal Protection: The integrated thermal protection mechanism safeguards the amplifier from overheating, ensuring long-term reliability and performance.
• Wide Supply Voltage Range: The LM4854IBL/NOPB operates within a supply voltage range of 2.4V to 5.5V, providing flexibility in power supply requirements.
• Surface Mount Technology: The surface mount package type ensures ease of integration into compact and space-constrained designs.
• Compliance and Safety: The LM4854IBL/NOPB is REACH unaffected and RoHS3 compliant, ensuring it meets the highest environmental and safety standards.
• Moisture Sensitivity Level (MSL): With an MSL of 1 (unlimited), the device is suitable for a wide range of manufacturing environments without the need for special handling.

LM4854IBL/NOPB Applications

The LM4854IBL/NOPB is ideal for a variety of applications where high-quality audio output and efficient power management are critical. Some specific use cases include:

• Portable Audio Devices: The low power consumption and thermal protection make it suitable for battery-operated devices such as smartphones, tablets, and portable speakers.
• Consumer Electronics: The wide supply voltage range and compact design make it ideal for integration into home audio systems, gaming consoles, and other consumer electronics.
• Automotive Applications: The robustness and reliability of the LM4854IBL/NOPB make it suitable for automotive audio systems, where high performance and durability are essential.
• Professional Audio Equipment: The high output power and low distortion characteristics make it a preferred choice for professional audio applications such as mixing consoles and studio monitors.

Conclusion of LM4854IBL/NOPB

The LM4854IBL/NOPB from Texas Instruments is a versatile and high-performance Class AB audio amplifier that offers significant advantages over similar models. Its wide supply voltage range, thermal protection, and advanced features such as depopulation and shutdown modes make it an excellent choice for a variety of applications. Whether used in portable devices, consumer electronics, automotive systems, or professional audio equipment, the LM4854IBL/NOPB delivers reliable performance and exceptional audio quality. Its compliance with industry standards and safety regulations further enhances its appeal, making it a standout product in the audio amplifier market.

LM4854IBL/NOPB Documents

Download datasheets and manufacturer documentation for LM4854IBL/NOPB