EVB-EP53A8LQA

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The EVB-EP53A8LQA evaluation board is an off-line switched-mode power supply (SMPS) designed to explore the features, performance, and suitability of the LQA6800A series of off-line ICs from Macronix. This series of devices integrates several functions for a complete protection and control of the switching power supply, such as overcurrent protection, overvoltage protection, over-temperature protection, undervoltage protection, and brown-out prevention. Additionally, the device is capable of superior EMI performance even without an external filter. With these features, the LQA6800A series is ideal for use in a wide variety of applications, including consumer electronics, medical equipment, consumer appliances, gaming machines, and industrial control systems.

The board is an off-line double-ended type topology, employing two LQA6800A and one M2006A type MOSFET. Other main components on the board include an input filter, an output filter, and two capacitive dividers for DC voltages measurements. The board comes with a DC power input that ranges from 110 VAC to 220 VAC, and its peak value is up to 250 VAC. The adjustable output voltage ranges from 3.3V to 20V, with a constant output current of up to 2A and a maximum power of 40W. The board also includes a basic fixed frequency, discontinuous conduction, or a constant current/ constant voltage (CC/CV) mode switching power supply. Furthermore, the user can adjust the adjustment knob to change the output voltage.

Overall, the EVB-EP53A8LQA evaluation board is very easy to use and helps to quickly develop an off-line SMPS power supply project. The board includes all the necessary components for testing and evaluation of the board. It also provides several operating modes, allowing users to select the most suitable mode for their applications. The adjustable output voltage, current, or power makes the board suitable for a wide variety of applications. Furthermore, the board is designed to achieve superior EMI performance without the need for an external filter. With the help of the detailed user’s manual, the user can quickly understand the board’s usage, features, and performance. It is also possible to customize the board according to the user’s application requirements. Overall, the EVB-EP53A8LQA evaluation board is a great choice for exploring the features and performance of the LQA6800A series of IC in the application fields of consumer electronics, medical equipment, consumer appliances, gaming machines, and industrial control systems.

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