LED20W-40-C0500-LE

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This article will explain the specific application field and the working principle of a specific LED driver, which is the LED20W-40-C0500-LE. It will be categorized under LED Drivers.

An LED driver is a power source device that regulates current flow to an LED load. It’s utility over a simple resistor is that it helps to maintain a consistent current and voltage level over the entire duration of the LED’s lifespan. The type of LED driver used fundamentally depends on the characteristics and requirements of the LEDs, such as the power, the voltage and the current ratings, all of which need to be considered before selecting the most suitable LED driver.

The particular LED driver, the LED20W-40-C0500-LE, is a constant-current LED driver. It is suitable for indoor and outdoor LED lighting applications such as cabinet lights, shop windows, channel letters, billboards and many more. The constant-current output of this LED driver helps to prevent variations in intensity due to colour variations, delaminations and ageing.

The LED20W-40-C0500-LE can handle voltage input ranges from 190-265v and has a wattage rating of 20 watts. It also has a temperature derating function which will automatically reduce power when temperatures exceed 40°C. It can handle a maximum load of 1080 watts and a peak surge of 140 watts. This LED driver is waterproof and dustproof with an ingress protection rating of IP67, making it suitable for outdoor use.

The working principle of the LED20W-40-C0500-LE is fairly simple. It takes in AC power from the mains and a dimmable signal from the dimmer. The dimmable signal is conditioned and sent to an integrated IC which helps to ensure that constant current is flowing to the load. This is achieved through a Pulse Width Modulation (PWM) dimming method. The PWM dimmer, in combination with an internal current sense circuitry adjusts the output current, thus ensuring that the LED load receives the current it needs.

In conclusion, we have discussed the application field and the working principle of the LED20W-40-C0500-LE LED driver. This LED driver is suitable for a variety of indoor and outdoor LED lighting applications. All the characteristics of this LED driver were discussed, as well as how it functions and its working principle. It is always important to select the most suitable LED driver for the application, and the LED20W-40-C0500-LE can be a great option in many scenarios.

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