SQM48T25033-NDC0

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DC-DC converters have become a critical component in a variety of industrial, automotive, and personal applications, such as facilitating the efficient transfer of power between different circuits. Generating power efficiently from renewable energy sources such as solar and wind solution also relies on the use of DC-DC converters. The SQM48T25033-NDC0 from Texas Instruments is a high efficiency DC-DC step-down converter that provides reliable and efficient power conversion to a wide range of devices.

The SQM48T25033-NDC0 is a synchronous step-down DC-DC converter with integrated 30-V power switches and an inductor integrated in a 48-pin QFN package. It offers a wide range of input voltage options from 2.2 V to 5.6 V, and an output voltage range of 0.3 V to 5.6 V. The SQM48T25033-NDC0 features a cycle-by-cycle current limit and thermal shutdown for overtemperature protection, as well as a maximum continuous output current of 5.6A and a peak output current of 15A. This DC-DC converter also features a voltage feed-forward compensation with an external resistor, and is protected by an undervoltage lockout that disables the output in the event of a fault.

The SQM48T25033-NDC0 is designed to deliver low power losses and high efficiency levels. Its integrated high-efficiency, low-loss power devices allow for a range of conversion efficiency up to 95%. This makes the SQM48T25033-NDC0 the ideal choice for powering low-current point-of-load devices in space constrained applications. It is also designed to operate with fast load transients and produce low output noise, making it suitable for applications such as precision voltage clamps and LED drivers.

The SQM48T25033-NDC0 operates on a synchronous step-down architecture that allows it to efficiently convert a higher input voltage into a lower output voltage. The converter works by evenly dividing the input voltage across two internal switches – a lower switch and an upper switch – from which it draws a current. This current is then filtered through an inductor, which smoothes it out and reduces any voltage spikes, before it is then passed through one of the switches, thus resulting in a lower output voltage than the input. This process is repeated at a frequency determined by the output voltage, allowing the device to accurately control and maintain the output voltage.

The SQM48T25033-NDC0 is the ideal solution for applications that require reliable, efficient, and low-noise DC-DC power conversion. Its dual-switch architecture allows for fast transient load response, while its integrated power switches and high-efficiency design offers increased system efficiency and reliability. The SQM48T25033-NDC0 is available in both a 48-pin QFN package and a 6.5x4.5mm SMD package, providing a flexible and compact solution for a variety of projects.

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