TPS562219DDFR

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Texas Instruments\' TPS562219DDFR features excellent power density and high efficiency, making it a compelling solution for power management in a wide range of applications. It is a DC-DC synchronous buck converter that has been designed to operate over the wide input voltage range of 2.5 V to 15 V. It is capable of providing up to 3 A and 10 A output current, with a switch node frequency of up to 1.2 MHz. This voltage regulator can also be used in low-profiles, as it provides a maximum output voltage of 0.6 V.

Application Field

The TPS562219DDFR is well suited for powering a variety of demanding applications, including industrial, medical, communications, consumer, and automotive. It is a highly efficient regulator, capable of maintaining accuracy and tight regulation of output voltage. Its low profile and small size make the buck converter suitable for use in space-constrained end products. Additionally, the device includes several advanced features, such as Hot-Plug detection, Thermal Regulation, and Over-Voltage Protection, that further increase its usability in various applications.

Working Principle

The TPS562219DDFR works as a synchronous DC-DC buck converter. It operates over the wide VIN range of 2.5 V to 15 V, and is capable of providing up to 3 A and 10 A output current. Its switch node frequency is up to 1.2 MHz, making it a great option for powering high-performance applications. It works by using a two-stage buck architecture to identify and control the transition times of the switch nodes and voltage regulation. The buck converter features a non-isolated control loop which adjusts the voltage to the desired level by sensing the output voltage and then providing feedback to the control circuit. Additionally, the device features an integrated low-quiescent current driver stage to reduce system power consumption, as well as Low Dropout voltage protection to protect the system against overloads and excessive ripple.

The device has also been designed to incorporate advanced features such as Hot-Plug Detection, Thermal Regulation, and Over-Voltage Protection. These features ensure noise free operation in noisy environments and provides protection from potential short-circuiting. Additionally, the device includes user-selectable switching frequency and programmable soft start to control start-up times and reduce in-rush current. Through its wide range of features, the TPS562219DDFR is an ideal choice for powering high-performance applications in a variety of markets.

Conclusion

Texas Instruments\' TPS562219DDFR is a highly efficient DC-DC synchronous buck converter that features excellent power density and high efficiency. It has been designed to operate over the wide input voltage range of 2.5 V to 15 V and to provide up to 3 A and 10 A output current, with a switch node frequency of up to 1.2 MHz. The device is suitable for powering a variety of demanding applications, such as industrial, medical, communications, consumer, and automotive, and also includes advanced features such as Hot-Plug detection, Thermal Regulation, and Over-Voltage Protection. With its wide range of features, the TPS562219DDFR is an ideal solution for powering high-performance applications in a variety of markets.

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