LED street light failure
Date:2011-05-16 11:28
Status:Be resolved
Question:admin
LED light decline is different. LED manufacturers are usually able to give a standard curve of light decline. Crees light like the United States to decline curve shown in Figure 1.
Figure 1 Crees LED light decay curve can be seen from the figure, LED light failure and its junction temperature is related to the so-called PN junction semiconductor junction temperature is the temperature, the higher the junction temperature light failure occurred earlier, but also is the shorter life expectancy.
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