FAN2519S26X

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The FAN2519S26X is a three-terminal low-dropout linear regulated voltage regulator with a wide operating temperature range and low current consumption. It can be used in many applications from portable electronics to home automation. This article covers the application field and working principle of FAN2519S26X voltage regulator.

Applications
The FAN2519S26X is designed to regulate and provide a constant output voltage over a wide range of voltages and temperatures. It can be used in a variety of applications, including automotive, industrial, and portable electronic products. It is also ideal for battery-operated systems where low power consumption and ripple rejection are important concerns.

The FAN2519S26X can be used in power management, communication, and charging systems. It works well in mobile phones, tablets, and wearable devices, providing low-power performance and high output voltage accuracy. It is also suitable for other home and industrial applications such as AC/DC adapters and point-of-sale equipment.

Working Principle
The main job of the FAN2519S26X is to provide a stable output voltage regardless of varying input voltages, large loads, and temperature changes. The FAN2519S26X is designed to regulate input voltages up to 36 volts, and can deliver output voltages from 0.6 to 5.6 volts. It has a low quiescent current of only 5 mA, and is capable of providing up to 500 mA of output current.

The FAN2519S26X voltage regulator operates on the principle of negative feedback control. The output of the regulator is compared to a reference voltage to determine the current required to maintain the output voltage. The regulator then adjusts the output current to maintain a constant output voltage regardless of variations in input voltage and load. It also includes a maximum slew rate limit protection to protect loads with high dynamic power consumption.

The FAN2519S26X includes a built-in over-temperature protection feature, which shuts down the output if the temperature exceeds a predetermined limit. This feature protects against thermal runaway and unexpected shutdowns in extreme temperature environments. It also has a thermal shutdown flag pin that point to the supply voltage and can be used to monitor the part’s temperature.

Conclusion
The FAN2519S26X is a three-terminal low-dropout linear regulated voltage regulator with a wide operating temperature range and low current consumption. It can be used in a variety of applications such as automotive, industrial, and portable electronic products. It operates on the principle of negative feedback control, and includes features such as over-temperature protection and maximum slew rate limit protection. The FAN2519S26X is an ideal choice for power management, communication, and charging systems.

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