DC1221B Development Boards, Kits, Programmers

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

DC1221B is an evaluation board for DC/DC and AC/DC (off-line) switching power supplies (SMPS). It is designed to develop, evaluate, and demonstrate off-line SMPS topologies and technologies with low power operating modes. It features a high-end capability with a 5V/3A output reference voltage provided by a variable-speed fan. The board can be used to control and test a wide range of power supplies including both linear and switching models.

The performance of the DC1221B is made possible by low voltage operating mode with its small size and lightweight. This board can be used in applications such as consumer electronics, industrial equipment, automotive audio, and mobile devices. Its advanced technologies and features enable it to deliver superior power conversion efficiency along with an optimal operating temperature.

The DC1221B utilizes a two-stage power conversion architecture, allowing for flexibility when designing. Its main components are a power regulating integrated circuit (IC), power conversion switch, and heat sink. The power IC, regulated by a PWM circuit, controls the output voltage as well as the current flow. The switch is designed to reduce the voltage ripple by acting like a switch with low internal resistance. The heat sink dissipates the heat generated by the voltage drop across the switch, regulating the temperature of the board.

The main functions of the DC1221B are voltage and current regulation, over-current and thermal protection, and power-on reset. With voltage and current regulation, the power output of the DC1221B is maintained, even in the event of sudden changes in load or input voltage. The over-current and thermal protection features protect the board from being damaged when over-current or over temperature conditions are detected. The power-on reset function ensures the board is reset safely, even in the event of a power failure.

Considerations should be made when operating the DC1221B. The board is designed to work in environments where temperatures range from -40 to +85°C. The board should not be exposed to direct sunlight, and when using it in the open air, the appropriate cover should be applied to prevent moisture from entering the board and damaging it. When soldering and unsoldering components for repair on the board, existing components should be covered to prevent static discharges.

The DC1221B evaluation board is a reliable and convenient solution for the development and evaluation of DC/DC and AC/DC (off-line) SMPS topologies and technologies. The reduced size, weight, and cost make it an ideal solution for a range of power supply applications. Its advanced features provide superior power conversion efficiency and optimal thermal performance for an optimal power supply solution.

The specific data is subject to PDF, and the above content is for reference