TPS79650DCQG4

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TPS79650DCQG4 Application Field and Working Principle

TPS79650DCQG4 is a low-noise high-efficiency linear voltage regulator, with a wide range of application fields and a relatively simple working principle. It is primarily used to provide regulated power supplies to a variety of active components, such as microprocessors, digital signal processing (DSP) chips, application specific integrated circuits (ASICs), and other power-sensitive ICs.

Application Field

The TPS79650DCQG4 has a wide range of applications, mainly divided into two major categories. Firstly, it is used to provide precision variable voltage output in order to accurately power a variety of consumer and industrial products, such as smartphones, automotive electronics, embedded systems and so on. Secondly, it is used for regulating the voltage of power-sensitive components and circuits, mainly for consumer electronics and automotive systems.

Apart from the two major applications, the TPS79650DCQG4 can also be used in a variety of niche applications, such as providing low noise power supply to active components in medical instruments, digital TV receivers, logic circuits, low noise RF amplifiers and so on.

Working Principle

The TPS79650DCQG4 is based on the principle of linear voltage regulation. It uses a series of series and shunt active components, such as transistors and resistors, to regulate the input voltage and to provide a steady output voltage. The components are arranged in specific configurations, such as voltage dividers, voltage sources and voltage regulators, to accurately control the output voltage.

The working principle of the TPS79650DCQG4 is simple. First, the input voltage is fed through a voltage divider to adjust the amplitude of the working current, thus controlling the output voltage. Then, the voltage is regulated by the series and shunt components, and the error amplifier is used to compare the output voltage with the reference voltage. If the output voltage is higher, the transistor is turned off to reduce the current, and vice versa. Finally, the output voltage is capped off by the zener diode in order to maintain the set voltage.

Conclusion

In conclusion, the TPS79650DCQG4 is a linear voltage regulator that is used to provide regulated power supplies to a variety of active components. It is primarily used for two major application fields, namely providing precision variable voltage outputs to a variety of consumer and industrial products, and regulating the voltage of power-sensitive components and circuits. It works on the principle of linear voltage regulation, where the error amplifier compares the output voltage with the reference voltage, and the series and shunt components adjust the current to regulate the output voltage.

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