TPA751GQSR

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TPA751GQSR is a monolithic Class A, high gain, low distortion, single supply, linear audio amplifier. It is designed to meet the performance needs of portable audio applications where space and cost are constraints. The amplifier has low total harmonic distortion (THD) and noise, wide bandwidth, low input offset, fast settling time and low pop-and-click noise. It is suitable for audio applications such as portable/desktop speakers, wireless systems, MCPC and multimedia, portable audio players, radio scan, reception line inputs and other automotive audio applications.

The TPA751GQSRis designed with several advanced features to provide improved performance over conventional amplifiers. The TPA751GQSR uses a Class A power output stage, enabling increased gain, lower distortion and better input/output isolation for better audio fidelity. Additionally, its low quiescent current draw and low supply voltage requirements make it ideal for battery and low power applications. The amplifier also features a low operating temperature range which allows for improved thermal performance and reliability.

TPA751GQSR\'s working principle is based on the transresistance amplifier architecture. This architecture allows the amplifier to provide a low distortion, low power, low supply voltage operation. The input signal is converted from current to voltage using a transconductance amplifier, which is then amplified with a gain of up to 4 volts per volt of the input voltage. The output voltage is then further amplified by an output stage for higher power output and reduced distortion. The output power can reach up to 1W with a supply voltage of 8V. In order to achieve low distortion and no losses in power transfer, special thermal tracking techniques are used to keep the output stage biased at the optimal quiescent conditions.

The TPA751GQSR provides high-quality audio performance with reduced distortion, minimal noise and good linearity over the entire frequency range. The TPA751GQSR is a great choice for amplifier design in portable audio applications that require balanced audio. It is also suitable for audio processing in automotive applications such as vehicle audio systems, satellite radio receivers and in marine audio applications.

TPA751GQSR is an excellent choice for audio amplifier applications where low distortion, low power consumption, and small size are required. It is also suitable for other audio applications such as portable speakers and wireless systems. Thanks to its low operating temperature range, it offers improved thermal performance and reliability. With its low total harmonic distortion, wide bandwidth, and low input offset, the TPA751GQSR is an ideal choice for most linear audio applications.

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