The NXP TDA8922CJ is a high-efficiency Class-D audio power amplifier with a robust design capable of delivering a powerful auditory experience. This integrated circuit is designed to provide a high-quality audio amplification solution with minimal power loss, making it an ideal choice for a wide range of applications, including home theater systems, active speakers, and general audio amplification requirements.
Key Features
- High Output Power: The TDA8922CJ can deliver up to 2 x 75 W into a 4-ohm load, and 2 x 150 W into a 2-ohm load, ensuring loud and clear sound reproduction for a variety of audio setups.
- Efficiency: With its Class-D architecture, the device offers an efficiency of over 90%, which significantly reduces energy consumption and heat generation.
- Low Distortion: The amplifier provides a low total harmonic distortion (THD) plus noise figure, which translates to high-fidelity audio output with minimal signal interference.
- Switching Frequency: The IC operates at a switching frequency of up to 1 MHz, which allows for the use of smaller and less expensive filter components.
- Protection Features: It includes various protection mechanisms such as overtemperature protection, short-circuit protection, and under-voltage lockout, ensuring the longevity and reliability of the amplifier.
Applications
- Home theater systems
- Active speaker systems
- Television sound systems
- Professional audio equipment
Technical Specifications
Parameter
Value
Supply Voltage
±12.5 V to ±30 V
Output Power
Up to 2 x 75 W (4 Ω) / 2 x 150 W (2 Ω)
Efficiency
> 90%
THD+N
Low
Switching Frequency
Up to 1 MHz
The TDA8922CJ from NXP stands out as a powerful and reliable solution for modern audio systems, offering superb audio quality with the added benefits of high efficiency and protection against common fault conditions.
