TPS71219DRCR

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The TPS71219DRCR PMIC (Power Management IC) is a Linear Voltage Regulator, suitable for a wide range of applications. Featuring individually adjustable, wide input voltage range and high current capability, the TPS71219DRCR is designed to meet the needs of various types of applications.

Introduction

The TPS71219DRCR is a low drop-out (LDO) Linear Voltage Regulator, featuring a wide input range, adjustable output voltage up to 20V and an output current of up to 1.5A. It is suitable for a variety of applications such as battery chargers, voltage-controlled oscillators, data acquisition systems and digital logic power supplies. It is a step-down regulator, so it can also be used as a battery backup regulator.

Features

The TPS71219DRCR has several features that make it useful for a wide range of applications. It has an adjustable output voltage range of 1.2V to 20V, adjustable output current range of 0.2A to 1.5A, low drop-out voltage of 0.1V, precise tolerances of ±0.5%, and low quiescent current of 100μA.

The TPS71219DRCR also features a wide input voltage range of 2.7V to 18V, and it can be used with batteries and DC power sources. It also has an integrated OVP (Over-Voltage Protection) circuit, which turns off the output when the output voltage exceeds a certain predetermined value.

Applications

The TPS71219DRCR can be used in a variety of applications where a precise, adjustable output voltage is required. It can be used in regulator circuits for cellular phones, digital cameras and other portable electronic devices; for voltage-controlled oscillators and data acquisition systems; for powering digital logic and RF circuits; and many other applications.

Working Principle

The TPS71219DRCR is a linear voltage regulator, which means that it uses a transistor to control the output voltage by controlling the current flow. The input voltage is applied to the base of the transistor, and is regulated to the desired output voltage by the control circuitry. The output voltage is determined by the control circuitry, and is set by the voltage divider. The transistor controls the output voltage by controlling the current flow. The current flow is limited by its power dissipation, so the output voltage is limited to the setting of the voltage divider.

The TPS71219DRCR also features an integrated OVP (Over-Voltage Protection) circuit, which turns off the output when the output voltage exceeds a certain predetermined value. It also has a short-circuit protection, which shuts off the output when a short-circuit is detected.

Conclusion

The TPS71219DRCR Linear Voltage Regulator is a versatile device, suitable for a wide range of applications. It features a wide input voltage range and adjustable output voltage, as well as integrated Over-Voltage and Short-Circuit Protection. It is a reliable and efficient solution for powering digital logic and RF circuits, voltage-controlled oscillators, data acquisition systems and many other applications.

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