TPS75315QPWPRQ1

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The TPS75315QPWPRQ1 is a linear voltage regulator which operates using a floating sense architecture. This device is a type of power management integrated circuit (PMIC) used to regulate the input voltage to a fixed output voltage. This linear voltage regulator provides voltage regulation over a wide temperature range and has been designed to be used in automotive and industrial applications where low quiescent current and high accuracy are important.

The TPS75315QPWPRQ1 is a high-performance, low-power 3-channel linear regulator with a wide input voltage range from 1V to 40V. It has analog-controlled outputs for the main rail and for two other rails. The device can provide up to 800mA peak output current and up to 1.5A on the main rail. It offers accurate output voltage regulation and low output voltage noise, and has an adjustable overvoltage protection feature.

The TPS75315QPWPRQ1 is ideal for applications that require voltage supplies with high accuracy and low power consumption. Its integrated floating and linear controls allow for excellent accuracy, as well as flexibility in applications with different loads. The device also offers high temperature stability and high power supply rejecting ratio, which is particularly useful for high-dynamic range applications.

The main rail of the TPS75315QPWPRQ1 is used for the primary power supply, while the other two are used for secondary functions. Each rail is independently regulated and the output voltage of each rail can be set via an external resistor divider. The device also offers protection from over-current and over-voltage events.

The operating principle of the TPS75315QPWPRQ1 is based on a floating sense architecture. This architecture allows the device to monitor the input voltage and accurately regulate the output voltage according to the input voltage. This is done by controlling the output voltage using an external compensation network, comprising of resistors and capacitors. Additionally, the device has an internal current limit that can be set to limit the maximum output current.

The TPS75315QPWPRQ1 can be used in a variety of automotive and industrial applications where a low-power and accurate voltage supply is necessary. These applications include equipment for safety and security, automotive electronics, IoT systems, and industrial automation, to name a few.

In conclusion, the TPS75315QPWPRQ1 is a linear voltage regulator designed for applications that require low quiescent current and high accuracy. It offers a wide input voltage range, excellent accuracy, and protection from over-current and over-voltage events. It is well-suited for use in automotive and industrial applications due to its excellent temperature stability and power supply rejecting ratio.

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