LM4838MTX/NOPB

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The LM4838MTX/NOPB is a highly efficient audio amplifier with a linearizer, designed to reproduce low-frequency and high-resolution audio signals. It is part of a range of linear amplifier components specifically designed for audio applications. The amplifier offers high power efficiency and improved linearity, enabling users to enjoy accurate, high-quality sound reproduction.

The LM4838MTX/NOPB is a multi-mode, stereo audio power amplifier designed to drive speakers with high power efficiency. It is powered by a voltage regulator and provides a low output impedance for boosted headroom and improved sound quality. The linearizer offers improved linearity and noise immunity, improving sound quality and reducing distortion.

The LM4838MTX/NOPB has two power stages: one for low-frequency reproduction, and one for high-resolution audio reproduction. It is suitable for both four- and eight-ohm speakers. The amplifier features a low-noise input stage, which helps reduce noise and maintains accuracy for low-frequency reproduction. The amplifier also has a temperature compensation circuit which allows the device to remain stable at varying temperatures.

The linearizer in the LM4838MTX/NOPB is designed to provide the amplifier with improved linearity and enhanced sound quality. It employs a special diode circuit which adjusts the input stage to improve linearity, while reducing distortion and eliminating noise. The linearizer also reduces harmonic distortion, providing an improved signal-to-noise ratio.

The LM4838MTX/NOPB offers a fractional-N frequency synthesizer, designed to support both manual and automatic frequency control. This allows users to adjust the output frequency of the amplifier for improved sound quality. The amplifier is also equipped with a limiting protection circuit which automatically reduces the output level if the input signal exceeds a certain threshold, preventing the amplifier from being damaged due to excessive input.

The LM4838MTX/NOPB also features a low-noise, high-power switching regulator for increased efficiency. This regulator allows for power supply noise and ripple to be kept to a minimum, resulting in improved sound clarity and reduced distortion. The amplifier also includes an EMI (electromagnetic interference) filter, which helps reduce the amount of unwanted noise in the sound output, enabling better sound quality.

The LM4838MTX/NOPB is a versatile audio amplifier capable of delivering high-powered sound with improved linearity, high efficiency and noise immunity. It is designed for use in a variety of audio applications and is a suitable choice for audio professionals who require a low-noise, high-resolution audio amplifier.

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