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STMicroelectronics TDA7498ETR Environmental and export classification status description

The STMicroelectronics TDA7498ETR is a Class D audio amplifier IC that supports a high power output while maintaining high efficiency. It integrates features that make it suitable for consumer audio systems, home theater systems, and other audio-centric applications. Functions - Class D Amplification: Provides high efficiency and reduced heat generation. - Dual Bridge Mode: Can drive speakers in a bridge configuration for higher output power. - Integrated Protection Circuits: Includes over-temperature protection, overcurrent protection, and short-circuit protection. - Low Standby Power: Designed for minimal power consumption when idle. - Flexible Supply Voltage: Supports a range of operating voltages for versatility in applications. Applications - Home theater systems - Audio video receivers (AVR) - High-fidelity music systems - Portable audio systems - Digital multimedia and gaming devices Alternative Parts - TDA7496: Lower power output compared to TDA7498, suitable for smaller applications. - TDA7491: Offers different configurations and lower power output. - LM4766: A Class AB audio amplifier, may not provide the same efficiency but is an alternative in some cases. Embedded Modules - Some manufacturers offer ready-to-use amplifier modules based on the TDA7498ETR for quick development. - Evaluation boards are often available from STMicroelectronics for testing and prototyping purposes. Related Q&A Q1: What are the main benefits of using the TDA7498ETR over traditional Class AB amplifiers? A1: The TDA7498ETR provides better efficiency, resulting in less heat generation and lower power consumption compared to traditional Class AB amplifiers. This makes it ideal for portable and space-constrained applications where power efficiency is critical. Q2: Can the TDA7498ETR be used in a home theater system? A2: Yes, the TDA7498ETR is perfectly suited for home theater systems, providing high-quality audio amplification for speakers and enhancing audio experience in conjunction with video playback. Q3: What is the maximum power output of the TDA7498ETR? A3: The TDA7498ETR can deliver a maximum output power of up to 2 x 100W into 4Ω speakers, making it suitable for driving large speakers in various audio applications. Q4: What kind of protection features does the TDA7498ETR include? A4: The TDA7498ETR includes multiple protection features such as over-temperature protection, overcurrent protection, and short-circuit protection to safeguard the amplifier and connected speakers. Q5: What are some alternatives to the TDA7498ETR for audio amplification? A5: Alternatives include the TDA7496 and TDA7491 for lower power applications, and the LM4766 for Class AB amplifications. Each alternative has different specifications, so the choice will depend on the specific requirements of the application.