DRD3U-280-P

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LED Drivers: DRD3U-280-P Application field and Working Principle

LED Drivers, as a major component in providing power to LED bulbs and LED fixtures, have varied models and a diverse range of applications and principles. This article will be focusing on DRD3U-280-P LED Driver as an example of LED Drivers, to provide better insight into its application field and working principle.

Application Field of DRD3U-280-P LED Driver

DRD3U-280-P LED Driver is specifically designed for lighting applications such as uplighters, downlighters, luminaires and floodlights. With a high power factor of 0.99 and long stability duration, the DRD3U-280-P LED Driver is ideal for providing a stable and high-quality light output. It is also designed with a wide input voltage range, from 150V to 305V. This wide range ensures that the DRD3U-280-P LED Driver is widely applicable, and compatible with a variety of power grid systems, including those in commercial, industrial and residential environments. The DRD3U-280-P LED Driver is also UL Class II certified, making sure that it is safe to use in both indoor and outdoor settings.

Working Principle of DRD3U-280-P LED Driver

The DRD3U-280-P LED Driver receives power from the AC power grid and outputs a standard DC voltage and current, to power LEDs connected on the same circuit. The AC grid voltage will be rectified to DC voltage using a rectifier circuit, then smoothed and regulated using an active filter and a Switch Mode Power Supply (SMPS). The pulse wave generated by these components will be regulated by a Dimming Controller, in order to properly adjust the brightness of the LED output. This regulation process is repeated automatically, allowing for a stable light output and preventing any sudden increase or decrease of luminosity, while issues such as over current protection or overload prevention are addressed too.

Conclusion

In summary, the DRD3U-280-P LED Driver is a reliable and efficient LED Driver, applicable in a variety of lighting applications, especially those that require a high power factor of 0.99. Its wide input voltage range and UL Class II certification make it a flexible and safe LED Driver, and its active filter, SMPS and Dimming Controller enable it to provide a stable luminosity and precise power regulation.

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