DC1731A-A

Series:	--
Part Status:	Active
Main Purpose:	DC/DC, Step Down
Outputs and Type:	1, Non-Isolated
Voltage - Output:	3.3V or 5V
Current - Output:	1A
Voltage - Input:	4 V ~ 40 V
Regulator Topology:	Buck
Frequency - Switching:	1.5MHz
Board Type:	Fully Populated
Supplied Contents:	Board(s)
Utilized IC / Part:	LTC3646
Base Part Number:	LTC3646

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DC1731A-A is a reliable, cost-effective, and versatile board designed for several applications. It is used for the evaluation, development, and testing of DC/DC converters, AC/DC converters, and SMPSs. The DC1731A-A can be used for testing and measurement of different performance parameters in a number of different fields, such as power systems, medical, audio, industrial, consumer, and automotive.The DC1731A-A board features a comprehensive set of converters, made up of full-featured buck, boost, buck-boost, flyback, and forward converters. It also includes a high-efficiency buck regulator and a step-down voltage regulator. In addition, the board allows for the easy addition of very low-power regulators. The DC1731A-A board utilizes advanced technologies, such as synchronous rectification, switching frequency modulation, and overvoltage protection (OVP) to improve power conversion efficiency and minimize component count.The board offers a range of flexible input voltage that can be set to a desired value. Highly accurate, low noise, and high power density are some of the other features of the DC1731A-A board. Additionally, integrated heat sinks, thermal guards, and mounting brackets are available for better thermal management. The board also offers comprehensive protection features, such as over-voltage, over-current, and short-circuit protection.The DC1731A-A board is designed to be used in demanding, high-current applications. It integrates the driver and high-side/low-side FETs to achieve high performance and high efficiency switching. The integrated gate drivers also allow for very fast response times. The board also includes the necessary components for setting the switching frequency, for either controlling or modulating the converter’s output.The DC1731A-A’s working principle is based on a linear feedback control loop. This control loop consists of conventional elements, such as a dead-zone generator, an integrator, a common mode feedback filter, and a voltage regulator. The feedback loop—which is performed by using a voltage comparator, current comparator, clock generator, and other components—allows for high-accuracy control over the converter’s output.The DC1731A-A features an integrated current-sense circuit that is used for regulating the output voltage and current in the most efficient way possible. The control loops are designed to ensure maximum power delivery from the input source to the output load, thus providing top-notch performance in a variety of applications.In summary, the DC1731A-A is a cost-effective, reliable, and versatile board designed for evaluation, development, and testing of DC/DC converters, AC/DC converters, and SMPSs. It features a comprehensive set of converters, including buck, boost, buck-boost, flyback, and forward, supplemented by a high-efficiency buck regulator and a step-down voltage regulator. The board offers flexible input voltage settings, highly accurate low noise, and high power density. Additionally, it includes integrated heat sinks, thermal guards, and mounting brackets for enhanced thermal management. The advanced technologies, such as synchronous rectification, switching frequency modulation, and overvoltage protection that has been implemented in the board provide enhanced performance and efficient power conversion. The linear feedback control loop integrated in the board accurately controls output voltage and current in order to provide top-notch performance in a variety of applications. The DC1731A-A is an excellent choice for those seeking a reliable, cost-effective, and versatile board for their power systems, medical, audio, industrial, consumer, and automotive applications.

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