The NXP TDA8925ST is a high-efficiency, class-D audio power amplifier that stands out in the market for its exceptional sound quality and energy-saving features. Designed to deliver a powerful audio experience, this integrated circuit is ideal for a wide range of applications, from home theater systems to professional audio equipment.
Key Features:
- High Efficiency: With its class-D architecture, the TDA8925ST provides an impressive efficiency of over 90%, reducing heat dissipation and eliminating the need for large heatsinks.
- Output Power: It is capable of delivering up to 25W continuous output power per channel into an 8-ohm load, making it suitable for driving a wide range of speakers.
- Low Distortion: The device ensures low THD (Total Harmonic Distortion) plus noise, which translates to clear and high-fidelity audio reproduction.
- Stereo Operation: This amplifier can operate in stereo mode, driving two channels simultaneously, which is perfect for most audio playback scenarios.
- Multiple Protection Features: It includes built-in protection against overtemperature, short-circuit, and under-voltage conditions, ensuring reliability and longevity.
- Simple Application Circuit: The TDA8925ST requires a minimal number of external components, facilitating easy design and compact PCB layout.
Applications:
The versatility of the TDA8925ST allows it to be used in various audio applications, including:
- TV and computer monitors with built-in speakers
- Compact home stereo systems
- Active speakers and sound bars
- Public address systems
- Car audio systems
Technical Specifications:
Parameter
Value
Number of Channels
2
Output Power (per channel)
25W
Load Impedance
8 Ohm
Efficiency
> 90%
THD+N
Low
Supply Voltage
Typically 20V to 30V
With its robust design and superior performance, the NXP TDA8925ST stands as an excellent choice for audio enthusiasts and professional designers looking for a reliable and high-quality audio amplifier solution.
