LM4900MM/NOPB

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Audio amplifiers provide increased power to a signal and improve its clarity. To do this, they employ transistors, resistors, and other components to amplify the signal. The LM4900MM/NOPB is a high performance audio amplifier designed for use in applications such as headphones, cellphone audio, tablet audio, car audio and audio interfaces. This device delivers the punch and clarity necessary for modern audio systems.

The LM4900MM/NOPB is a dual 4-channel bridge-tied amplifier, so it can amplify two signals at the same time. It operates at 9 volts, providing up to 0.4 watts per channel. It is also highly efficient, drawing less than 1.2 watts of power when in active mode. The LM4900MM/NOPB employs thermal shutdown and over-voltage protection to ensure it will not be damaged during use.

The LM4900MM/NOPB is a differential amplifier. This means it can take in two signals, one positive and one negative, and amplify them together. This structure provides greater headroom, improves audio fidelity, and reduces distortion. It also helps to increase frequency response and reduce noise.

The LM4900MM/NOPB uses an LM4900 chip, an integrated circuit created by STMicroelectronics. This chip is a high performance, low power audio amplifier, designed to provide high levels of sound quality even at a low supply voltage. It can deliver up to 0.4 watts of power per channel, with a frequency response from 20 Hz to 20 kHz.

The LM4900MM/NOPB has a differential output stage, with low impedance outputs. This helps to reduce distortion and noise, as well as increase frequency response. It also provides better protection against transients and over-voltage, which can damage audio systems. The LM4900MM/NOPB also has single-ended inputs, which allow for easy integration into a variety of audio systems.

The LM4900MM/NOPB is a highly versatile device, suitable for use in a wide range of applications. It can be used as an amplifier in portable systems, such as cellphones, tablets, and car audio systems, as well as in audio interfaces in professional audio equipment. The device is also suitable for headphone applications, where it can provide crisp, accurate audio quality.

In summary, the LM4900MM/NOPB is a high-performance audio amplifier, suitable for a range of applications. It is a dual 4-channel bridge-tied amplifier, with a differential output stage and single-ended inputs. The LM4900MM/NOPB is an efficient, low power device, drawing less than 1.2 watts in active mode. It is capable of delivering up to 0.4 watts of power per channel, with a frequency response from 20 Hz to 20 kHz. This makes it ideal for portable audio systems, as well as professional audio equipment.

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