REG113EA-2.5/2K5G4

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REG113EA-2.5/2K5G4 is a type of power management integrated chip (PMIC) for voltage regulators in the linear classification. This product is designed and manufactured by Texas Instruments with a broad range of application fields and different details regarding its working principle.

REG113EA-2.5/2K5G4 is an adjustable low dropout (LDO) linear regulator and supports Class-AB operation. The voltage controlled variable output voltage range is from 1.24V to 5.5V with a maximum dropout voltage of 150mV. It has an output current capability up to 2.5A, depending on the thermal constraints. The input voltage range of this PMIC is from 2V to 6.5V and its junction temperature range is from -40°C to 125°C.

The REG113EA-2.5/2K5G4 also features internal thermal limiting and enable control, along with optimized transient response, an output voltage derating function, and an over-voltage protection protection feature. Additionally, it supports thermal protection, programmable precision output voltage, and reverse current flow to help improve system performance and maintain component life.

REG113EA-2.5/2K5G4 supports a wide range of applications.In the industrial sector, it can be used for applications like monitoring motor function, controlling temperature, and measuring pressure. In the automotive industry, this PMIC can be used for applications like controlling fan motors, stabilizing voltage, and monitoring power electronic systems. It can also be used in battery charging applications for charging small devices, such as cell phones and tablets.

The working principle of REG113EA-2.5/2K5G4 is biased current feedback (BCF). This feedback dual loop architecture enables precise control of the output voltage at start-up, which also helps improve transient response. The BCF is composed of a current loop and an error amplifier. The current loop regulates the output voltage and the error amplifier continuously adjusts the output voltage.

REG113EA-2.5/2K5G4 includes a high-precision, low-noise voltage reference. This IC also includes a Control Voltage Input (CVI) terminal that allows a software controlled voltage adjustability up to +/-1.5% of the programmed output voltage. This provides further output stability while providing adjustable output voltages.

In conclusion, REG113EA-2.5/2K5G4 is a PMIC specifically designed for applications in the linear category. It has a range of applications in the industrial, automotive and consumer markets. This PMIC has a variety of features, such as adjustable precision output voltage, temperature protection, over-voltage protection and reverse current flow, which makes it ideal for a variety of applications. Its working principle is based on biased current feedback (BCF) which improves system performance and maintains component life.

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