TPS54560QDDARQ1

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TPS54560QDDARQ1 is a DC-DC switching regulator that is part of a class of power management integrated circuits (PMIC) called voltage regulators. It is designed for applications with 8V output and 2A of continuous load current, enabling operation from 5V to 7V input voltage. For stable output voltage, its output voltage range can extend up to 18V.

The TPS54560QDDARQ1 achieves high power efficiency with its low quiescent input current (Iq), making it an ideal device to use in battery powered systems. It also has a low operating temperature range, ensuring reliable operation at high ambient temperatures. Its low external parts count makes it an ideal solution for cost-sensitive applications.

The TPS54560QDDARQ1 is a DC-DC step down switching regulator that operates with a constant frequency fixed to 1.6MHz. It includes two power MOSFETs, which serve to control the power conversion. The switching frequency is dynamically adjusted to 1.2MHz for low load conditions, increasing to 2.4MHz for heavy load condition, thus providing increased operational efficiency. The device also supports a wide range of input and output voltages, enabling operation from a single Li-ion cell up to 4.5V or a 6.5V input and up to 18V output.

The TPS54560QDDARQ1 also features ultra-low input current (Iq) for both load and no-load conditions. This enables accurate current measurement for digital control, which is essential for battery-based systems. In addition, it has a foldback feature that limits the inductor current when the input voltage is greater than the output voltage, thus helping to protect the external components that could be damaged due to over-current and over-temperature operating conditions.

Another feature of the TPS54560QDDARQ1 is the adjustable soft-start and programmable output current limit that works with the device\'s integrated control logic to ensure accurate voltage regulation and over-temperature protection. The integrated error amp provides 0.8% reference accuracy and stability when used with an external reference. The output voltage can also be adjusted using an external resistor.

The TPS54560QDDARQ1 is a versatile and efficient DC-DC switching regulator device that offers low input and output voltage operation, low quiescent current, wide range of switching frequency, adjustable output and current limit, as well as accurate voltage regulation. These features make it ideal for use in a wide range of applications such as portable devices, automotive systems, and industrial control systems.

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