RPMD30-483.3SEW

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DC DC Converters

The RPMD30-483.3SEW DC DC converter is a compact, high efficiency, isolated, small size DC-DC converter designed to provide an effective solution for a variety of applications where DC-DC power conversion is required. The RPMD30-483.3SEW has been created to provide low ripple voltage and high efficiency, while having excellent EMI suppression. It has an onboard heat sink to keep the components cool during operation.

Applications

The RPMD30-483.3SEW can be used in a variety of applications in industrial, automotive, medical, and other markets. It is mainly used in robotics, spacecraft, unmanned aerial vehicles, and other communication and instrumentation devices. It is suitable for use in a wide range of power system functions, including input, output, and bus regulation, as well as in power distribution and control systems.

Working Principle

The RPMD30-483.3SEW converter comprises two stages: a primary stage and a secondary stage. The primary stage consists of input rectifi cation and the output inductor network, while the secondary stage consists of the secondary rectifier, freewheel diode, EMI filter, and control circuits. The primary stage converts the input AC voltage to DC voltage, which then passes to the secondary stage. The secondary stage incorporates the magnetic integration regulator, providing a constant output voltage with minimal ripple across a wide input voltage range. It also incorporates a variable frequency oscillator control circuit that allows ZCD frequency regulation and adaptive pulse width modulation control.

Conclusion

The RPMD30-483.3SEW is a high performance DC-DC converter with low ripple voltage and high efficiency, as well as excellent EMI suppression. It applies to a wide range of applications with its primary and secondary stages containing input rectification, output inductor network, freewheel diode, EMI filter and control circuits. The advanced pulse width modulation and ZCD frequency regulation provide the converter with a constant output voltage across a wide input voltage range, ensuring better efficiency even under high temperature and heavy loads.

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