STMicroelectronics

TS4997IQT

TS4997IQT Description

The TS4997IQT is a high-performance, Class AB stereo audio amplifier designed by STMicroelectronics. This device is specifically tailored for applications requiring a compact, efficient, and reliable solution for driving audio signals. With a maximum output power of 1W per channel at an 8-ohm load, the TS4997IQT delivers robust performance in a small form factor. Its operating voltage range of 2.7V to 5.5V makes it versatile for various power supply configurations, ensuring compatibility with a wide range of electronic systems.

The TS4997IQT features a surface-mount package, specifically the 16QFN, which is ideal for space-constrained designs and high-density PCB layouts. This package type also enhances thermal performance, crucial for maintaining reliability under continuous operation. The device is housed in a Tape & Reel (TR) packaging format, facilitating automated assembly processes and ensuring efficient handling during manufacturing.

TS4997IQT Features

The TS4997IQT boasts several advanced features that set it apart from other audio amplifiers in its class. Key features include:

• 3D Audio Support: Enhances the spatial perception of audio, making it ideal for immersive audio applications.
• Depop Feature: Minimizes the popping and clicking sounds often heard during power-up and power-down cycles, ensuring a smooth audio experience.
• Differential Inputs: Provides superior noise rejection and signal integrity, especially in noisy environments.
• Standby Mode: Allows the amplifier to enter a low-power state, significantly reducing power consumption when not in use.
• Thermal Protection: Protects the device from overheating, ensuring long-term reliability and preventing damage under high-load conditions.

Additionally, the TS4997IQT is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards. Its moisture sensitivity level (MSL) is rated at 1 (unlimited), making it suitable for a variety of manufacturing environments without the need for special handling precautions.

TS4997IQT Applications

The TS4997IQT is well-suited for a range of applications where high-quality audio output and compact design are paramount. Typical use cases include:

• Portable Audio Devices: Such as smartphones, tablets, and portable media players, where space and power efficiency are critical.
• Consumer Electronics: Including smart speakers, soundbars, and home theater systems, where reliable and high-performance audio amplification is essential.
• Automotive Infotainment Systems: For in-car audio applications requiring robust performance and thermal stability.
• Industrial Equipment: Where compact, reliable audio amplification is needed for alarms, alerts, or voice communication systems.

Conclusion of TS4997IQT

The TS4997IQT from STMicroelectronics is a versatile and high-performance Class AB stereo audio amplifier. Its combination of a compact surface-mount package, wide operating voltage range, and advanced features such as 3D audio support and thermal protection make it an excellent choice for a variety of applications. While the product is now obsolete, its legacy continues to influence the design of modern audio amplifiers. For engineers and designers seeking a reliable, high-quality audio solution, the TS4997IQT remains a benchmark in the industry.