LM48901SQE/NOPB

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Introduction

The LM48901SQE/NOP is a dual-channel, Class AB audio power amplifier. It is designed for high output-power, low noise and distortion, and high power efficiency. It is extremely compact and fits into most audio applications.

Application

The LM48901SQE/NOPB is suitable for a variety of audio applications including mobile phones, home theatre systems, car audio systems, and professional audio applications. It is ideal for driving small to medium sized speakers with power up to 28W/6R at 14V supply. It is also suitable for driving high-impedance load such as headphone.

Features

• Dual-channel, Class AB audio power amplifier
• High output power, low noise and distortion
• High power efficiency
• Thermal shutdown protection
• Flexible output power control
• Power supply current monitoring
• Over-voltage, over-temperature protection

Working Principle

The LM48901SQE/NOPB is a dual-channel, Class AB audio power amplifier. It consists of two independent power amplifier circuits arranged in a bridge configuration. Each amplifier has its own input and output stage, enabling independent control of each channel. The input signal is converted to an analog voltage which is then amplified by the output stage.

The LM48901SQE/NOPB also includes various protection circuits such as thermal shutdown and protection against over-current, over-voltage and over-temperature. It also has power supply current monitoring, enabling the user to monitor the supply current for optimized performance.

Conclusion

The LM48901SQE/NOPB is an efficient and powerful dual-channel, Class AB audio power amplifier, suitable for a variety of audio applications. It is able to produce high output power with very low distortion and noise, making it ideal for high-end audio applications. Additionally, it has various protection features for enhanced performance and reliability.

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