Texas Instruments

LM4835MTX/HALF

LM4835MTX/HALF Description

The LM4835MTX/HALF is a high-performance, Class AB audio amplifier from Texas Instruments, designed to deliver exceptional audio quality and robust performance. This amplifier is part of the renowned Boomer® series, known for its reliability and efficiency in various audio applications. The LM4835MTX/HALF is capable of producing a maximum output power of 2.2W per channel at a 3-ohm load, and 95mW per channel at a 32-ohm load, making it suitable for both high-power and low-power audio applications. It operates within a supply voltage range of 2.7V to 5.5V, ensuring compatibility with a wide range of power supplies.

The LM4835MTX/HALF is housed in a 28-TSSOP package, which is ideal for surface-mount applications, providing a compact and reliable solution for space-constrained designs. The device is also REACH unaffected, ensuring compliance with environmental regulations. It features a moisture sensitivity level (MSL) of 3, allowing for 168 hours of exposure before assembly, which is beneficial for manufacturing processes.

LM4835MTX/HALF Features

The LM4835MTX/HALF boasts several advanced features that enhance its performance and usability:

• Depopulation (Depop): This feature minimizes the popping and clicking sounds that can occur during power-up and power-down cycles, ensuring a smooth and pleasant audio experience.
• Mute Function: The mute function allows for the temporary disabling of the audio output, which is useful for applications requiring quick and seamless control over audio output.
• Shutdown Mode: The shutdown mode significantly reduces power consumption when the amplifier is not in use, making it ideal for battery-powered devices.
• Thermal Protection: This feature protects the amplifier from damage due to excessive temperature, ensuring long-term reliability and stability.
• Volume Control: The LM4835MTX/HALF includes volume control capabilities, allowing users to adjust the audio output level as needed.

LM4835MTX/HALF Applications

The LM4835MTX/HALF is well-suited for a variety of applications, including:

• Portable Audio Devices: Its low power consumption and compact size make it ideal for portable audio applications such as MP3 players, smartphones, and tablets.
• Consumer Electronics: The amplifier can be used in consumer electronics like televisions, home theater systems, and soundbars, where high-quality audio output is essential.
• Automotive Applications: The robustness and reliability of the LM4835MTX/HALF make it suitable for automotive audio systems, where it can withstand the harsh conditions of a vehicle environment.
• Industrial Equipment: The device can be used in industrial equipment where audio feedback or communication is necessary, such as in control panels and alarm systems.

Conclusion of LM4835MTX/HALF

The LM4835MTX/HALF from Texas Instruments is a versatile and high-performance Class AB audio amplifier that offers a balance of power, efficiency, and reliability. Its advanced features, such as depopulation, mute, shutdown, thermal protection, and volume control, make it a superior choice over similar models. The compact 28-TSSOP package and surface-mount design ensure it fits seamlessly into modern electronic designs. While the product is now obsolete, it remains a testament to Texas Instruments' commitment to delivering high-quality audio solutions. For applications requiring robust audio performance in a compact form factor, the LM4835MTX/HALF continues to be a reliable and effective choice.