ON Semiconductor LA4422 Audio Power Amplifier
The LA4422 from ON Semiconductor is a highly reliable, monolithic audio power amplifier designed for a wide range of applications. This versatile component is engineered to deliver high-quality sound amplification with minimal distortion and noise, making it an ideal choice for consumer and professional audio equipment.
Key Features:
- High Output Power: The LA4422 is capable of delivering up to 5.8 watts of continuous average power to a 4-ohm load with low harmonic distortion, ensuring powerful and clear audio reproduction.
- Low Distortion: It boasts a total harmonic distortion (THD) of less than 0.2%, which contributes to its ability to produce a crisp and accurate sound.
- Wide Supply Voltage Range: This amplifier operates over a broad supply voltage range from 5V to 20V, accommodating a variety of power sources and making it flexible for different system configurations.
- Minimal External Components: The LA4422 is designed for simplicity, requiring only a few external components for operation, which can help reduce overall system cost and complexity.
- Protection Features: It includes built-in protection circuits such as thermal shutdown and overvoltage protection, ensuring long-term reliability and safety for both the amplifier and the connected speakers.
Applications:
The LA4422 is suitable for a range of audio amplification needs, including:
- Portable audio devices
- Boomboxes and radios
- TV sound systems
- Mini-component stereo systems
- Public address systems
Technical Specifications:
Parameter
Value
Output Power
5.8W (4Ω load)
Supply Voltage Range
5V to 20V
Total Harmonic Distortion
Operating Temperature
-20°C to +75°C
With its robust design and comprehensive features, the ON Semiconductor LA4422 stands out as a reliable and efficient solution for high-fidelity audio amplification needs.
