LM48410SQX/NOPB

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Audio amplification plays a major role in producing high-quality sound, boosting signal amplitudes and enhancing sound clarity. The LM48410SQX/NOPB is a white-LED driver and Class-D audio amplifier from Texas Instruments, which is capable of driving high-power loads. It features an efficient, low-EMI design that provides excellent audio performance, with an energy efficiency exceeding 95%.

Application Field of the LM48410SQX/NOPB

The LM48410SQX/NOPB is designed for use in portable and battery-operated applications, such as white-LED display panel backlighting, portable media players, and notebook and laptop PCs. Its features make it suitable for driving 6-string displays, and other LCDs or OLEDs.

In portable and battery-powered applications, it provides efficient, low-power operation and high SNR, with low distortion, eliminating the need for large external storage capacitors. It is also suitable for driving multiple LEDs for backlighting and for delivering the desired color accuracy.

Working Principle of the LM48410SQX/NOPB

The LM48410SQX/NOPB is a Class-D audio amplifier, which operates in a continuous mode to drive WHITE-LED display panels. It uses an efficient, low-power switching technology to efficiently convert the incoming audio signal into an AC waveform, which is then amplified by the amplifier. The AC waveform is then rectified and filtered by the output stage, producing a DC voltage pulse to drive the LEDs.

The LM48410SQX/NOPB is capable of driving high-power loads with a wide operating range, with a minimum load of 0 ohms and a maximum load of 300 ohms. It also features an adjustable voltage feedback circuit and integrated over-temperature protection, which provides protection from power overloads or malfunctions in the connected devices.

The LM48410SQX/NOPB is designed for use with a wide variety of audio applications, including digital, analog and mixed-signal applications. It provides excellent audio performance, with low distortion and high SNR. Additionally, its low-EMI design makes it suitable for use in high-noise environments.

The LM48410SQX/NOPB is ideal for use in a variety of audio applications, including portable media players, LCDs and displays, notebook and laptop PCs and white-LED display backlighting. Its efficient, low-power operation, wide operating range, adjustable voltage feedback circuit and integrated over-temperature protection make it a powerful and reliable solution for driving WHITE-LED display panels.

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