LA4631VC-XE

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LA4631VC-XE Application Field and Working Principle

The LA4631VC-XE is an audio amplifier circuit, specifically a low frequency power amplifier. It is manufactured by Sanyo and delivers a maximum output power of 15 watts (8Ω load, THD+N 1%). It is designed for use in electric and electronic equipment for audio equipment such as radios, televisions, audio players or car audio.

The LA4631VC-XE is a low frequency power amplifier designed for car audio applications, where it operates with an input signal range of 0.4V to 2V and a low frequency range of 10Hz to 80Hz. It offers a high power efficiency and low distortion and can be operated from a single supply voltage of 7V to 13.2V. It also offers a standby current of 0.3mA.

The LA4631VC-XE is available in a 20-pin TSSOP package and is rated at 150mA (7V-13.2V). It is RoHS compliant, making it suitable for use in green products. The amplifier works on the principle of linear amplification, where a small input signal is amplified to a much larger output signal without any distortion.

The amplifier is built using a combination of transistors and integrated circuits (ICs) to amplify the audio signal. It has several transistors such as the Darlington pairs, NPN or PNP type. These transistors are connected in a series of stages to provide a linear gain depending on the audio signal frequency. The ICs provide the power supply and other necessary features for operation.

The LA4631VC-XE is able to provide a maximum output power of 15 watts, which is enough to drive several speakers and produce a high-quality sound. It has a frequency response of 20Hz to 20kHz and a signal-to-noise ratio of 94dB. It also features protection features such as a short-circuit, over-temperature, and over-voltage protection.

The LA4631VC-XE is an excellent choice for audio applications that require a low-power amplifier and a low distortion output. It is suitable for a wide range of applications, from home audio systems to car audio systems. It is also suitable for use in professional audio systems where signal fidelity and clarity are of the utmost importance.

In conclusion, the LA4631VC-XE is an excellent audio amplifier circuit suitable for use in a variety of audio applications. It offers a low frequency range and high power efficiency with low distortion and minimal power consumption. It also provides protection features and is RoHS compliant, making it a great choice for green products. It is an ideal choice for electric and electronic equipment, from home audio systems to car audio and professional audio systems.

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