Texas Instruments

LM4652TF

LM4652TF Description

The LM4652TF is a high-performance, monolithic Class D amplifier from Texas Instruments, designed to deliver exceptional audio performance in a compact and efficient package. Part of the Overture™ series, this IC is renowned for its ability to provide significant power output while maintaining high efficiency and low distortion. The LM4652TF is capable of delivering a maximum output power of 170W per channel into a 4-ohm load, making it suitable for demanding audio applications where high power and clarity are essential. This amplifier operates within a supply voltage range of ±22V to ±44V, offering flexibility in power supply design.

The LM4652TF features a through-hole mounting type, which ensures robust mechanical stability and ease of integration into various electronic systems. Despite its obsolescence status, the LM4652TF remains a reliable choice for engineers and designers who value its unique combination of power, efficiency, and performance. The amplifier is housed in a tube package, which protects the device during shipping and handling. Additionally, the LM4652TF is REACH unaffected and classified under HTSUS code 8542.33.0001, ensuring compliance with international regulations.

LM4652TF Features

The LM4652TF stands out due to its advanced feature set, which includes depopulation (depop) functionality, shutdown mode, and standby mode. These features enhance the amplifier's versatility and efficiency, making it suitable for a wide range of applications. The depop feature helps reduce the risk of pop and click sounds during power-up and power-down, ensuring a smooth and quiet transition. The shutdown mode allows the amplifier to be turned off completely, reducing power consumption and extending the life of the device. The standby mode provides a low-power state that maintains the amplifier's readiness for quick activation, balancing power efficiency and responsiveness.

LM4652TF Applications

The LM4652TF is ideal for applications requiring high power output and high efficiency in a compact form factor. Its ability to deliver 170W into a 4-ohm load makes it suitable for professional audio systems, home theaters, and high-fidelity audio equipment. The Class D topology ensures high efficiency, which translates to lower heat dissipation and reduced power consumption, making it an excellent choice for systems where thermal management is critical. The LM4652TF's wide supply voltage range and robust through-hole mounting type make it adaptable to various power supply designs and mechanical constraints, further expanding its application scope.

Conclusion of LM4652TF

In summary, the LM4652TF is a powerful and efficient Class D amplifier that offers significant performance benefits for demanding audio applications. Its ability to deliver 170W per channel into a 4-ohm load, combined with advanced features such as depop, shutdown, and standby modes, makes it a versatile and reliable choice. Despite being marked as obsolete, the LM4652TF remains a valuable component for engineers and designers who prioritize high power output, efficiency, and audio clarity. Its robust through-hole mounting and compliance with international regulations ensure ease of integration and regulatory adherence. For applications requiring high-fidelity audio performance and efficient power management, the LM4652TF is an excellent solution.