EVB_RT7249GQW

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The EVB-RT7249GQW is a comprehensive evaluation board that provides a platform for optimal testing and performance assessment of the RT7249GQW device. It is an evaluation board specifically designed to provide a robust, reliable, and cost-efficient solution for a variety of applications, such as home appliances, engineering machines, industrial automation, and other applications. The board is categorized as a Evaluation Board - DC/DC and AC/DC (Off-Line) SMPS. It also provides a comprehensive evaluation of the features and performance of the RT7249GQW device.

The RT7249GQW is a high-performance, single-phase resonant controller with added power factor correction (PFC) and active clamp active reset (ACAR) capabilities. It is designed to efficiently drive power systems from 12V to 48V. With its high integration features and high efficiency circuit design, the RT7249GQW can achieve superior efficiency performance of over 98%. Also, its 0.3us ultra-fast switching frequency ensures low EMI and low heat dissipation.

The EVB-RT7249GQW evaluation board is equipped with a variety of user-friendly features, including an input voltage range from 18V to 55V and an output voltage range from software of 12V to 48V. It also offers current mode PFC and ACAR control, perfect for AC and DC signals. Both function can be easily adjusted via I2C interface. Moreover, it features a high precision reference voltage, over-voltage, over-current protections, under-voltage lockout, and frequency modulation as well as other powerful features allowing for easy and simple testing of the RT7249GQW device.

The working principle of the EVB-RT7249GQW evaluation board is very straightforward. It starts with the connection of the AC source to a rectifier bridge, which raises the voltage of the given AC power to the required voltage range (18V-55V). Then, the input DC voltage is fed to the current detecting module, which monitors the input current and provides it to the PFC block. After that, the PFC block/ACAR control module regulates the input current according to the given set-point and load. The corrected voltage is passed through the resonant controller module, where it is converted to a stable and accurate regulated output voltage.

The EVB-RT7249GQW is an ideal tool for evaluation and design of applications that require high efficiency, superior performance, and cost-effectiveness. With its user-friendly features, high precision voltage regulation, PFC and ACAR control, and perfect output ripple characteristics, the EVB-RT7249GQW is the perfect choice for evaluation and testing of the RT7249GQW device, as well as for a wide variety of applications. It is an invaluable tool for engineers seeking to evaluate and develop the optimal solution for their power system applications.

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