Under the dimming application, how to select the led power supply of the suitable led line lamp?

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Under the dimming application, how to select the led power supply of the suitable led line lamp?

Release date:2018-04-04 Author:丰景小编 Click:

    Led line lamp series is a kind of high-end flexible decorative light, which is characterized by low power consumption, long life, high brightness, easy to bend, and no maintenance. Especially suitable for indoor and outdoor ***, building outline and production etc. According to different requirements, the product is 12V and 24V, and the length is 30CM, 60CM, 90CM, 120CM, etc. According to customer requirements, different specifications of line lamps can be customized.

丰景Led线条灯

   

Led lamp line used for interior decoration, the installation is very simple, we wholesale each led lamp on the back of the line with the self-adhesive strong 3 m double-sided adhesive, can be directly to tear when installation to 3 m double-sided adhesive stickers on the surface of the article and then the lights need to install at a fixed place, with his hands pressed flat. Led lamp line is a group of three led lights, circuit structure consisting of a series parallel way, every 3 led lamp bead, cut that can be used alone, how long you need to use, can cut just go, but need to pay attention to the bonding pad.

Led light source can be simply divided into two broad categories: led diode light alone or with a resistance of led diode light source, on application, sometimes led light source is designed to contain DC - DC converter of a module, such a complex module is not in the scope of this article. If the led light source module or as separate led diodes itself, common dimming method to adjust the amplitude of input current in leds, so the selection of led drive power supply should refer to this feature, Ming weft company HLG/characteristic of the family of ELG is current can be adjusted, and can be by external 1-10 VDC * 10 VPWM pulse-width modulation or even only through an external a simple variable resistance to control the output current of the modulation.

While another is equipped with a resistor led diode light source (commonly known as led lamp or ledSTRIP line), led line lights are widely used is a resistance of led diodes in series, so the voltage is relatively stable, so the user can access any sold the rated voltage of power supply to drive led lamp line. The common led line lights are generally 12VDC or 24VDC driven, but it may be a little difficult to adjust the lighting of led line lights. The driver with the current amplitude dimming mode is the application of led line lamp, there are some common dimming problems, and the adjustable optical led power driver with the output pulse width (PWM) is used.

If the led line lamp dimming is applied under full load conditions, there is no problem of deadtravel. The above argument that's right, but not very practical, in fact often led lamp line in a variety of applications (decorative lighting/auxiliary lighting/advertising lighting) because of the length cannot be accurately estimated under the condition of use, so the application of the simplest and best solution is to should have the right to choose which has the function of the output pulse width of the PWM dimming led drive power supply for led line lamp dimming needs.


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Key words:Led线条灯,线条灯厂家,亮化灯具厂家

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