LM49250RL/NOPB

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LM49250RL/NOPB is a monolithic system-on-chip audio amplifier that provides low noise, high power output and wide dynamic range. This ultra-low power device delivers up to 15 Watts of output power in a small, low-profile package. The LM49250RL/NOPB is designed to operate in mono-mode or stereo-mode at a wide range of frequencies. It also has an optional gain control and digital input selection capability. The LM49250RL/NOPB is a high-performance audio amplifier that is well suited for portable audio applications.

Application Field

The LM49250RL/NOPB is ideal for achieving high-quality sound in a variety of applications. It is used in consumer electronics such as handheld audio devices (MP3 players, gaming headsets, etc.), PCs, and other desktop and laptop audio products. It is also used in high-end audio systems, professional grade musical instruments and automotive audio systems. This amplifier is also used in communications and broadcasting equipment, voice-activated systems, medical equipment, and sound reinforcement systems.

Working Principle

The LM49250RL/NOPB is a variable gain audio amplifier designed to work in both mono-mode and stereo-mode. It has a power output of 15 Watts in stereo-mode or 10 Watts in mono-mode. The amplifier has two digital input selection inputs and two gain control pins. The LM49250RL/NOPB also contains an integrated mute function which allows users to reduce power consumption while also providing high-quality sound. The amplifier also has a feature that allows the level of gains to be adjusted without making any physical changes to the device.

The LM49250RL/NOPB is based on a class D architecture which means that it has a high efficiency and accuracy. In order to achieve an excellent signal-to-noise ratio, the LM49250RL/NOPB utilizes short signal paths and low-noise circuit topologies. The amplifier also has a feedback control loop which helps to minimize errors in the signal path and thus produce a more accurate and consistent output. This helps to improve the overall sound quality of the device.

In addition to its excellent signal-to-noise ratio, the LM49250RL/NOPB also offers a wide dynamic range. This makes it ideal for a variety of applications, providing clear bass and treble tones and accurate frequency response. The LM49250RL/NOPB amplifies audio signals over a wide range of frequencies, from 20Hz to 20 kHz. It is also able to provide a distortion-free output at these frequencies.

The LM49250RL/NOPB is designed to operate in temperatures ranging from -40 to 85°C. Thanks to its low-power design, it consumes very little energy while delivering powerful audio performance. The amplifier also has an SSM (self-shutdown mode) which helps to maximize the battery life of portable audio devices.

The LM49250RL/NOPB integrates a variety of features and functions, making it an ideal solution for a variety of audio applications. Its ultra-low power design, wide dynamic range, and high output power make it an ideal choice for a range of audio solutions, from portable audio applications to high-end audio systems.

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