TMR 4822

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DC-DC converters are becoming increasingly popular as they provide a convenient and cheaper way to convert energy from one energy form to another. The TMR 4822 is an example of such converters, that is used for a variety of applications. This article will explain the TMR 4822’s application field and working principle.

Application Field

The TMR 4822 is a DC-DC converter that has a wide range of applications. It is often used for peak current limiting and dynamic voltage scaling, which are important functions in many electronic circuits. It is also used in power measurement circuits, to enable accurate readings of voltage, current, and power from the output of the converter. Finally, the TMR 4822 is also used for current-sensing applications, which can be used in battery management systems, solar power systems, and various other applications.

Working Principle

The TMR 4822 employs full-bridge high-side and low-side switches to convert the input voltage to an output voltage. The converter uses the top-side switch, which is connected to the output, and the bottom-side switch, which is connected to ground, to create a path for the current flow. The two switches are controlled by a controller which senses the input and output voltages and keeps the two in sync. The controller then adjusts the duty cycle of the top and bottom switches, so that the output voltage is in line with the input voltage. The output voltage is then regulated by controlling the duty cycle of the switches.

The TMR 4822 employs a variety of protection features to ensure that the converter remains reliable and safe. The converter is protected from over-voltage, over-temperature, over-current, and short circuit conditions. The TMR 4822 also includes various handy features such as auto-restart, programmable current/voltage sensing, and programmable over-current protection.

Conclusion

The TMR 4822 is an effective DC-DC converter that can be used for a variety of applications. It is well-equipped with a range of features to ensure maximum safety and reliability. It is a cost-effective solution for peak current limiting, dynamic voltage scaling, current sensing, and power measurement applications.

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