Title :
MTTF evaluations of encapsulation materials for LED package in accelerated thermal tests
Author :
Liou, Jyun-Sian ; Tsai, Chun-Chin ; Cheng, Wei-Chih ; Huang, Shun-Yuan ; Cheng, Gi-Hung ; Chang, Jin-Kai ; Wang, Jimmy ; Cheng, Wood-Hi
Author_Institution :
Dept. of Photonics, Nat. Sun Yat-Sen Univ., Kaohsiung, Taiwan
Abstract :
By the shape parameter and scale parameter of Weibull eq, MTTF could be obtained to provide clear values for comparison and understanding. In this study, glass material exhibits about 7 times better in lumen loss at 150°C.
Keywords :
cerium; light emitting diodes; optical glass; optical testing; silicones; thermal stability; LED package; SiO2; YAG:Ce; accelerated thermal tests; glass material; lumen loss; mean-time-to-failure; silicone encapsulation; temperature 150 degC; thermal stability; Glass; Light emitting diodes;
Conference_Titel :
Opto-Electronics and Communications Conference (OECC), 2011 16th
Conference_Location :
Kaohsiung
Print_ISBN :
978-1-61284-288-2
Electronic_ISBN :
978-986-02-8974-9
