CDK47L15-S-2

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Evaluation and Demonstration Boards and Kits are important tools for exploring, testing and design. The CDK47L15-S-2 Application Field and Working Principle is one of the most popular products on the market. It is a single-phase open-loop boost converter that provides an energy efficient control solution for AC to DC power conversion.

The CDK47L15-S-2 is an optimized board with a low system cost, high peak current, and fast response. It uses a modified version of the classic boost converter topology, which is an inductor-capacitor based circuit that uses a converter bridge to convert AC power to DC power. The main components of the board are a power switch, a catch diode, a control switch, a filter capacitor, and a current sense resistor.

The CDK47L15-S-2 is designed to provide the maximum power efficiency, with a duty cycle of up to 95%. The peak current can be set to up to 5A, and the switching frequency is adjustable from 10kHz to 100kHz. The board has an integrated voltage feedback circuit for overload protection and temperature protection. It also includes a variable input voltage range from 3V to 5.5V, and it can be used for both single-phase and three-phase applications.

The working principle of the CDK47L15-S-2 is quite simple. When the switching circuit is enabled, the power switch is closed and the pump diode is open, allowing the current to flow through the inductor. The increase in the inductor current causes a voltage drop across the inductor, causing a change in the voltage at the switch node. This voltage change is sensed by the control switch, which will adjust the duty cycle of the power switch accordingly.

The energy efficiency of the board is maximized by controlling the duty cycle of the switch with an analog control circuit. The duty cycle is set according to the voltage differences across the switch and catch diode. The duty cycle is also adjusted according to the load conditions. As the load increases, the analog control circuit will adjust the duty cycle accordingly, to maintain the highest level of efficiency.

The CDK47L15-S-2 board can be used for a wide range of applications, including motor control, solar and LED lighting, and industrial power supply applications. The board is also suitable for integration into advanced microprocessor systems. The board is extremely versatile and provides flexibility in development and customization for various applications.

In conclusion, the CDK47L15-S-2 Application Field and Working Principle is an optimized energy efficient control solution for AC to DC power conversion. The board has a low system cost, high peak current, fast response, and wide voltage range. It can be used for a variety of applications, including motor control, LED and solar lighting, and industrial power supply applications. It also offers a high level of flexibility and can be easily integrated into advanced microprocessor systems.

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