IRDC3812

Series:	SupIRBuck®
Part Status:	Obsolete
Main Purpose:	DC/DC, Step Down
Outputs and Type:	1, Non-Isolated
Voltage - Output:	--
Current - Output:	4A
Voltage - Input:	5 V ~ 12 V
Regulator Topology:	Buck
Frequency - Switching:	--
Board Type:	Fully Populated
Supplied Contents:	Board(s)
Utilized IC / Part:	IR3812

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IRDC3812 Application Field and Working PrincipleThe IRDC3812 evaluation board is a highly cost-effective component for testing and evaluating the performance of non-isolated DC/DC and AC/DC (off-line) switch mode power supplies.The evaluation board allows engineers to quickly evaluate the performance of the IC package under a variety of conditions and offers features not often available on other power IC evaluation boards. It includes a built-in 3.3V voltage regulator, adjustable internal resistance components, power feedback control outputs suitable for a variety of power supply designs, and a range of on-board test facilities. Features and Benefits The IRDC3812 evaluation board makes it easier for engineers to test and evaluate the performance of the IC package. It provides features not found on other power IC evaluation boards, such as:-A built-in 3.3V voltage regulator with adjustable internal resistance components -Power feedback control outputs suitable for a variety of power supply designs -On-board test facilities, including switching signal probes and oscilloscope connections -On-board thermal protection for integrated devices -Output LED indicator -Shutdown signal control -Configurable output voltage -Compliance to standard safety and EMI/EMC requirements Working Principle The IRDC3812 integrated circuit, which is used in the evaluation board, employs an innovative switched-mode controller to regulate the output voltage of the power supply. The controller monitors the output voltage and dynamically adjusts the switching frequency, current limit, and transient response time of the power supply to maintain a consistent output voltage. When the output voltage deviates from its reference value, the controller adjusts the switching frequency, current limit, or transient response time of the power supply to maintain a consistent output voltage.The IRDC3812 evaluation board is designed to take advantage of this dynamic voltage regulation feature, allowing designers to quickly evaluate the performance of the IC package under varying conditions. The on-board voltage regulator, adjustable internal resistance components, and power feedback control outputs make it easy to test and evaluate a variety of designs. In addition, the on-board test facilities make it possible to analyze the varying power supply characteristics under different load and temperature conditions. ConclusionThe IRDC3812 evaluation board is a highly cost-effective component for testing and evaluating the performance of non-isolated DC/DC and AC/DC (off-line) switch mode power supplies. It provides a range of useful features, such as adjustable internal resistance components, power feedback control outputs, on-board test facilities, on-board thermal protection, and configurable output voltage. The board offers an efficient way for engineers to quickly evaluate the performance of the IC package under a variety of conditions.

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