what is too HOT

Z

z_perrytime

Guest
A new comer hear, my first project is putting below in my makita ML120 flashlight.

I added a 1 long in aluminum tube as heat sink, but in 10 min the tube was at 160deg F. That was in open air. Not sure how HOT is enough to damage or shorten life of LED.



Using this:

http://www.dealextreme.com/details.dx/sku.32953
 
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