LED street light failure
Date:2011-05-16 11:28
Status:Be resolved
Question:admin
they are given the data, its scope is too large, so that the value of lost use. Anyway, just know that the temperature coefficient of LED can easily measure the forward voltage LED calculate the junction temperature of the LED.
How the LED junction temperature measurement
Now on to Crees XLamp7090XR-E as an example. To illustrate how the LED junction temperature measurement. LED installation requirements have been put to the radiators, and is a constant current drive for power. At the same ti
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