TPS76633DG4

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TPS76633DG4 is a Linear voltage regulator from Texas Instruments. It is a low-power, low-noise, low-dropout conrtoller with integrated control circuitry. It is designed to provide an ultra-low voltage dropout, low operating current, low output noise and a wide operating range.

Application Field

TPS76633DG4 is suitable for many different applications. It is designed to provide accurate, low-noise power conversion, as well as reliable protection against over-current, over-voltage and over-temperature conditions. Its wide operating range and low dropout voltage is suitable for both low-voltage and high-voltage applications, making it a preferred choice for a variety of applications. Examples of applications include notebook computers and other portable electronic devices, battery powered instruments, digital cameras, PDAs, set-top boxes and gaming systems.

Working Principle

TPS76633DG4 is a linear voltage regulator that is designed to control the output voltage with a constant voltage accuracy and precise output current limit. It works by delivering a precise reference voltage to the output, and by monitoring the output voltage and adjusting the output current limit to maintain the precise output voltage. The device also includes an Over Current Protection (OCP) circuit which limits the output current to a safe level if the current exceeds the preset limits. Additionally, the device provides over-voltage protection (OVP) and thermal shutdown protection.

TPS76633DG4 provides excellent load and line regulation performance. It allows the user to adjust the output voltage range from 0.8V to 5.5V, with a minimum dropout voltage of 400mV typical. The device is capable of delivering up to 600mA of output current. Additionally, it features a very low operating quiescent current of only 6µA. With its low noise and low dropout voltage, TPS76633DG4 can be used as a low-cost replacement for expensive switching regulator solutions.

In conclusion, TPS76633DG4 is a low-power, low-noise, low-dropout linear voltage regulator designed to provide accurate, low-noise power conversion, and reliable protection against over-current, over-voltage, and over-temperature conditions. It is suitable for a variety of applications including notebook computers, battery powered instruments, digital cameras and gaming systems. Its wide operating range and low dropout voltage make it a preferred choice for low-voltage and high-voltage applications.

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