LP873220RHDRQ1

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The LP873220RHDRQ1 is a linear and switching voltage regulator from Texas Instruments’ Power Management IC (PMIC) portfolio. This comprehensive range of products is designed to suit a variety of applications in industrial, automotive, consumer, and communications design with linear, switched and pre-regulated outputs, high accuracy, and excellent transient responses.

The LP873220RHDRQ1 is a single-channel low-dropout linear regulator that provides adjustable output voltages of up to 2.75 V. It features a wide input voltage range of 2.5 V to 5.5 V, high accuracy of up to ±500 mV, fast transient response time of up to 3 ms, and low quiescent current of up to 145µA. The internal compensation and feedback circuits allow the LP873220RHDRQ1 to be used in a variety of applications like battery-powered systems, industrial and automotive power supplies, and DC-DC converter modules.

The LP873220RHDRQ1 operates using a buck-type topology. It uses a current-mode control scheme where the switching transistor is always on. This topology has a fast transient response and can handle small input and output voltage margins. The output voltage of the device is controlled by an external resistor divider.

The LP873220RHDRQ1 is designed for a wide variety of applications including automotive, consumer electronics, industrial, and communications applications. It is suitable for DC-DC converters, input voltage regulation, and Li-ion battery regulation. The low quiescent current enables it to be used in battery-powered systems for extended periods of time. It is also designed for efficient load transient responses and can provide fast responses to load varies such as those caused by processor activity changes.

In conclusion, the LP873220RHDRQ1 is a linear and switching voltage regulator from Texas Instruments’ PMIC portfolio that is suitable for a variety of applications in industrial, automotive, consumer, and communications designs. It features a wide input voltage range, high accuracy, and fast transient response time, making it a suitable choice for battery-powered systems, industrial and automotive power supplies, and DC-DC converter modules.

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