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LED Drivers: LXV50-012SW Application Field and Working Principle

LED drivers, such as the LXV50-012SW, are special-purpose power supplies that are specifically designed to power LEDs. They are regulated power supplies that deliver power more efficiently and more reliably than most other power sources. In addition, they also help to protect the LED from over-current and over-voltage conditions that can damage the device.

Application Fields

The LXV50-012SW LED driver is used in a variety of applications where reliable power is paramount. Its wide range input voltage and adjustable output voltage make it suitable for use in many unique settings, such as:

• Outdoor lighting systems
• Automotive lighting
• Emergency lighting
• Horticultural lighting
• Architectural lighting
• Retail lighting

As a UL-listed Class 2 device, the LXV50-012SW can be installed in both indoor and outdoor locations, and it is rated for use in hazardous atmospheres and areas.

Working Principle

The LXV50-012SW LED driver is a non-dimmable power supply that utilizes a Buck-Boost topology. This type of circuit converts a voltage from an AC or DC input into a regulated DC output voltage. In the case of the LXV50-012SW, the input voltage must be between 12-50V, and the output voltage is adjustable between 9-12V.

At the core of the LXV50-012SW is a switching power conversion stage. This stage converts the input voltage to a high frequency AC waveform. This waveform is then rectified and filtered to create a DC voltage that is regulated by an internal feedback loop. The output voltage is adjusted by an on-board potentiometer and is actively monitored to ensure that the LED is receiving the proper amount of current and voltage.

The LXV50-012SW also provides built-in protections against over-current, over-voltage, and overtemperature conditions. These protections help to ensure that the LED is not damaged by excessive or unsafe levels of voltage or current.

Conclusion

The LXV50-012SW LED driver is a reliable and efficient power supply for powering LEDs in a wide variety of applications. Its adjustable output voltage and wide range input voltage make it suitable for use in many unique settings. In addition, its built-in protective features help to ensure the safety of the LED.

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