NXE1S0303MC-R7 Power Supplies - Board Mount

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DC-DC converters are special two-way power conversion devices that convert DC voltage and DC current in one direction into DC voltage and DC current in the other direction. They are widely used in all kinds of power equipment and many other applications, including NXE1S0303MC-R7.

Application Field of NXE1S0303MC-R7

NXE1S0303MC-R7 is a PoL DC-DC converter that provides a wide range of power solutions for various demanding electronic products. It is a small, low profile, and highly efficient non-isolated module using synchronous rectification technology. As such, it offers high current and voltage capabilities with lower power consumption and higher efficiency. NXE1S0303MC-R7 is designed to deliver both the best performance and power delivery efficiency, with up to 93% efficiency and support for a wide input range and multiple output variations. Its applications include telecom base stations, distributed power systems, server power supplies, industrial switching power supplies, LED lighting, battery-powered systems and more.

Working Principle of NXE1S0303MC-R7

NXE1S0303MC-R7 implements a buck-type DC-DC conversion technique to convert the output voltage and current to their desired values. It uses a synchronous rectification method to employ two high-current power switch technologies to produce high current output with low EMI. The primary switch, a field-effect transistor (FET), is driven directly by the control circuitry and its switching frequency is determined by the control circuitry as well. The secondary switch, an NMOS transistor, is connected in series with the primary switch. At steady-state, the primary switch and the secondary switch switch in a predetermined manner in order to provide a regulated voltage output.

The step-down converter produces high conversion efficiency with low component count, using an integrated transformer that provides voltage isolation between the input and output sides, thus providing higher EMI immunity and improved transient performance. High frequency operation (up to 1MHz) provides high efficiency and small output ripple voltage, further enhancing the system\'s reliability and performance. With it’s high efficiency, low noise, and excellent EMI characteristics, NXE1S0303MC-R7 is an excellent choice for many DC-DC applications.

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