XR77103EVB-DEMO-1-KIT

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XR77103EVB-DEMO-1-KIT is an evaluation board designed to demonstrate the possibilities of XR77103, an AC/DC buck (step-down) converter with integrated FET and optimized operating frequency for medium load. The board features built-in resistive load for testing and is ideal for developing prototype power supplies.

The XR77103 EVB-DEMO-1-KIT aims to assist designers in developing the most efficient power supply system. It is suitable for any application that requires seamless AC/DC input and supports up to three outputs for different applications. The board features synchronization and is capable of delivering up to 40W of power for complex applications.

The XR77103 EVB-DEMO-1-KIT offers a wide range of features such as adjustable switch frequency, slew rate control, duty cycle control, and adjustable peak current limit. It is also capable of delivering up to 95% efficiency for energy efficient applications. In addition, the board features adjustable loop compensation to optimize performance characteristics, as well as soft start control for minimizing input surge current.

The board provides a full load tests and is capable of up to 95% efficiency, opening up a world of possibility for testing and prototyping. It is easy to use and offers adjustable parameters for precise control over the output power and peak current. For efficient testing, the board features a current transfer ratio (CTR) compatible with current rating output.

The main application fields for the XR77103 EVB-DEMO-1-KIT are low-power, portable, and industrial-grade apps, including server and telecom applications, LED lighting drivers, HDTVs and gaming consoles, POE PD injectors, and battery chargers. It is also suitable for consumer applications such as mobile phones, tablets, and digital cameras.

The working principle of the XR77103 EVB-DEMO-1-KIT is based on the AC/DC buck (step-down) converter. The design allows an efficient transformation of power from the input source to the load. The board and components are optimized to achieve enhanced performance, high power density, and high efficiency.

The EVB-DEMO-1-KIT uses a power stage to convert the AC voltage to a single DC output. The output power is regulated by the use of inner oscillator and a feedback network to maintain a stable output. The output voltage and current can be adjust if needed during the operation. The board also uses an enable signal to soft start the output voltage.

The XR77103 EVB-DEMO-1-KIT is a powerful and versatile board for testing and developing applications. It provides adjustable parameters for precise control, high power density, and efficient power conversion. It is an ideal choice for medium-load applications such as telecom, server systems, LED drivers, and POE PD injectors.

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