System Introduction
Industry interest in the light-emitting diode (LED) for a variety of lighting applications has accelerated in the past several years. LEDs are growing in popularity because they are following the major trends in the lighting industry, in which there is strong demand for lighting equipment that is getting smaller, smarter and more colorful. LED lighting, in particular colored LEDs, offer a number of advantages over traditional light sources in a broad range of applications.
¡°LEDs are already an important technology because of their advantages¡ªlife, low heat emission, controllability, both spatial and temporal, and the ability to create rugged, unique fixtures. The Driver is the Power. The LED driver work similar to a fluorescent ballast in that it supplies the proper starting voltage and then regulates the current flowing through the lamp after startup. ¡°An LED driver is the power supply for an LED system, much like a ballast is to a fluorescent or HID lighting system.
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