RP120Q-4848SRW/P-HC

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DC DC converters are electronic devices that convert direct current (DC) from one voltage level to another, which makes them an integral part of many types of electrical systems. The RP120Q-4848SRW/P-HC is one such device, and it is specifically designed for use in high current, high voltage applications. In this article we will discuss its application field and working principle.

Application Field

The RP120Q-4848SRW/P-HC is an isolated high current DC-DC converter specifically designed for use in high power, high voltage applications such as traction systems. It is designed to provide a regulated voltage output from an input voltage of up to 1000 VDC, and provides a regulated a voltage output of up to 12 VDC. This makes it ideal for applications such as traction systems, locomotives, heavy-duty construction vehicles and maritime propulsion.

Working Principle

The working principle of the RP120Q-4848SRW/P-HC DC-DC converter is based on electrical energy conversion from a higher DC voltage to a lower DC voltage with a regulated, steady-state output. It is essentially a voltage regulator circuit that produces an isolated DC output with a suitable voltage level from a higher input voltage. This is done by rectifying the high voltage input to DC, filtering it and then regulating the output using an internally integrated, adjustable power control unit.

The adjustable power control unit is designed to maintain a stable output voltage, regardless of input voltage fluctuations and variations in system loading. This is achieved by adjusting the peak power feedback and switching duty cycle of the power control unit. The switching frequency of the power control unit is also adjustable, providing additional flexibility for the system designer.

The RP120Q-4848SRW/P-HC DC-DC converter is also designed to provide maximum compatibility with a variety of system layouts and connection schemes. It features a wide operation temperature range of -25 up to 85 degrees Celsius, making it suitable for use in harsh environment operations. It is also designed for high durability, featuring an MTBF of over 20,000 hours.

Conclusion

The RP120Q-4848SRW/P-HC DC-DC converter is an ideal solution for a wide variety of high power, high voltage applications such as traction systems. It features adjustable power control, a wide operation temperature range, and high durability. It is simple to use and provides a stable output voltage, regardless of input voltage fluctuations and system loading variations.

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