TPS563208DDCR

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The TPS563208DDCR is one of Texas Instruments’ most popular, advanced switching regulator products. It\'s unique combination of a switching regulator controller and a high performance synchronous MOSFET makes it ideal for applications requiring high efficiency, small form factor, and cost savings. This article will provide an overview of the TPS563208DDCR application field and working principle.

Application Field of TPS563208DDCR

The TPS563208DDCR is a highly versatile device, offering wide input voltage range (up to 40V) and flexible output voltage range (0.9V to 5.5V). It is capable of delivering up to 2.5A of continuous output current and up to 4A of pulse by pulse peak current, so it can easily meet the requirements of many applications. Also, thanks to its low no-load power consumption (2.5mW) and high efficiency (up to 97%), it is especially well-suited for power-sensitive systems and/or battery-powered applications.

In addition, this device comes with many integrated features, such as: over-temperature protection, cycle-by-cycle current limit, and input overvoltage protection, which make it suitable for use in industrial, automotive, and consumer applications.

Working Principle of TPS563208DDCR

The TPS563208DDCR is a DC-DC switching regulator that utilizes a high performance synchronous MOSFET to deliver high efficiency. It works on the basic principle of switching power supply circuits - replacing the bulky and expensive linear regulator with an efficient switch mode circuit.

The TPS563208DDCR utilizes a type of buck converter, in which the input voltage is reduced or bucked by throwing a switch at a high frequency. The output voltage is set by a resistor divider network connected to the feedback pin of the device.

In order to control the switching regulator, the TPS563208DDCR contains an internal pulse-width modulation (PWM) controller. Its internal PWM takes care of controlling the switching frequency, on-time, and off-time of the MOSFET switch so that the output voltage is kept within a certain range.

The device also contains an internal synchronous MOSFET gate driver that drives the gates of the power MOSFET switches to quickly turn them on and off. This helps to reduce switching frequency losses and improve efficiency.

Conclusion

The TPS563208DDCR is a highly efficient, cost-effective switching regulator solution. It is suitable for a wide range of industrial, automotive, and consumer applications, and its high efficiency and small form factor make it especially suitable for power-sensitive systems and/or battery-powered applications. Additionally, its internal pulse-width modulation and synchronous MOSFET gate driver provide improved performance when compared to other similar DC-DC switching regulators.

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