VTD48EF020T080B00

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The VTD48EF020T080B00 is an off-line switching power supply evaluation board. It is designed to provide an adjustable airflow and includes a Self-oscillating Switching (SOS) controller for synchronous rectification, as well as Power Factor Correction (PFC) capability. The board is also capable of providing current-mode control with a wide range of modulation frequencies.

The VTD48EF020T080B00 evaluation board can serve as a platform for prototyping and testing synchronous rectified, Constant-Voltage-Regulated (CVR) buck-derived, isolated or non-isolated electric power converters. It is ideal for applications such as AC/DC Adaptor, TV Power Supply, Home Appliance, Industrial Instrument, and Automotive markets. With its high-efficiency synchronous rectification, it can solve the common problems of low efficiency and high thermal stress.

The VTD48EF020T080B00 is ideal for applications that require the highest level of electrical efficiency and power regulation. The board features a synchronous buck circuit with power factor correction and operates from a wide input voltage range of 180VDC to 600VDC. The output voltage range is from 0.5V to 5V with maximum output current being 20A. It also supports 100kHz to 300kHz operating frequency range, allowing designers to optimize for size, cost and performance.

The VTD48EF020T080B00 offers easy-to-use monitoring, control, and programming options. Its wide temperature range can allow for cooler external components, resulting in lower operating cost and improved reliability. The board also boasts a closed-loop control which ensures repeatable performances during steady state operation. The self-oscillating switching controller system features frequency modulation that provides fast regulation and minimal output voltage ripple for improved performance.

The VTD48EF020T080B00 integrates the SOS and PFC controller with the power electronics to achieve high conversion efficiency, excellent power factor, and low output impedance. It also features thermal protection and current sharing that allow designers to expand their application\'s capability. Moreover, the board provides an adjustable airflow direction that prevents airflow paths from blocking. By using the VTD48EF020T080B00, designers can reduce the complexity of design while ensuring excellent performance.

In conclusion, the VTD48EF020T080B00 evaluation board can provide key features and benefits to designers, including fast regulation, higher efficiency, thermal protection, current sharing, adjustable airflow, and a wide input voltage range. This board offers a cost-effective solution for design and testing in applications such as AC/DC Adaptors, TV Power Supplies, Home Appliances, Industrial Instruments, and Automotive markets.

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