The TDA8921TH is a high-efficiency Class-D audio power amplifier from NXP Semiconductors, designed to deliver exceptional audio performance for a wide range of applications. With its advanced technology, this amplifier is capable of driving high power outputs with minimal heat generation, making it an ideal choice for compact and energy-efficient audio systems.

Key Features

• High Output Power: The TDA8921TH is capable of delivering an impressive output power of up to 2 x 80 W into 4 ohms and 2 x 50 W into 8 ohms, ensuring powerful and clear audio reproduction.
• High Efficiency: With a typical efficiency of 90%, this Class-D amplifier minimizes power loss as heat, thus reducing the need for extensive heat sinking and allowing for smaller and lighter audio system designs.
• Low Distortion: The amplifier provides a Total Harmonic Distortion plus Noise (THD+N) of less than 0.05%, resulting in high-fidelity sound that is true to the original recording.
• Wide Supply Voltage Range: The TDA8921TH operates over a broad supply voltage range from ±12.5 V to ±30 V, accommodating a variety of power requirements.
• Advanced Protection Features: It includes built-in protection circuits against overtemperature, short-circuit, and undervoltage, ensuring reliable operation and longevity of the amplifier and connected components.

Applications

The TDA8921TH is versatile and can be used in various audio applications, including but not limited to:

• Home theater systems
• Active speakers
• Professional audio equipment
• Television and computer audio systems

With its exceptional audio quality, high power efficiency, and robust protection features, the NXP TDA8921TH stands out as a superior choice for designers and manufacturers seeking to create top-tier audio solutions for consumers and professionals alike.