DC1852A

Series:	--
Part Status:	Active
Main Purpose:	DC/DC, Step Up or Down
Outputs and Type:	1, Non-Isolated
Voltage - Output:	3.3V
Current - Output:	1A
Voltage - Input:	1.8 V ~ 5.5 V
Regulator Topology:	Buck-Boost
Frequency - Switching:	1MHz
Board Type:	Fully Populated
Supplied Contents:	Board(s)
Utilized IC / Part:	LTC3536
Base Part Number:	LTC3536

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DC1852A is a high-performance off-line SMPS (Switch Mode Power Supply) evaluation board designed by Microchip Technology Inc. It provides a convenient, low-cost platform for DC/DC and AC/DC converter evaluation, and is ideal for automotive, industrial, medical, and consumer applications. This evaluation board utilizes the Microchip PIC microcontroller family to reduce the number of external components required for operation. The board supports a wide range of voltage and current ranges, including 0.3V-18V Output and up to 3A output current.DC1852A board is composed of two main sections: the AC/DC portion and the DC/DC portion. The AC/DC portion of the board is powered by a universal AC/DC input, which can be programmed to the desired DC output voltage level. The DC/DC portion of the board houses the main PIC microcontroller, along with all of the other components necessary to support operation. The DC/DC section also provides the necessary rails for the operation of most DC/DC converters on the board.The board supports various control modes, allowing users to program the converter for the application at hand. It supports different PWM/MPPT control techniques, which can be used to increase efficiency and reduce cost. The DC/DC portion of the board also supports a variety of protection features, such as overload protection, short-circuit protection, and power supply monitoring.The AC/DC portion of the board features an integrated input rectifier, to provide peak AC current required for the operation of the DC/DC converter. It also contains a feedback circuit, to provide a constant output voltage when the load is varied. Furthermore, the AC/DC section also contains a number of transient protection features, which can be used to protect internal components from power supply transients.The operation of the DC1852A evaluation board is quite straightforward. On power up, the board performs a system reset, to clear off any potential start-up errors and to ensure proper operation. The converter then begins the startup process, with the PIC microcontroller providing the necessary control signals to regulate the output voltage. After the startup process is complete, the board can be operated in either PWM or MPPT control mode.In conclusion, the DC1852A evaluation board is an ideal platform for testing and evaluation of DC/DC and AC/DC converters. It offers an easy-to-use and low-cost platform for power supply evaluation. The board supports a wide range of voltage and current ranges, and it can be used to test a variety of protection features. Furthermore, the board supports various control techniques, which can be used to increase efficiency and reduce cost. Lastly, the board’s integrated rectifier and transient protection features ensure a reliable operation.

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