Silver-sulfur compounds have been detected at the internal lead frame of several commercial plastic packaged white LEDs that passed a standard incoming lot inspection but resulted all electrically open or degraded at the switching-on after mounting on the final boards.
Sulfur-contamination of high power white LED / G., Mura; G., Cassanelli; Fantini, Fausto; M., Vanzi. - In: MICROELECTRONICS RELIABILITY. - ISSN 0026-2714. - STAMPA. - 48:8-9(2008), pp. 1208-1211. [10.1016/j.microrel.2008.07.005]
Sulfur-contamination of high power white LED
FANTINI, Fausto;
2008
Abstract
Silver-sulfur compounds have been detected at the internal lead frame of several commercial plastic packaged white LEDs that passed a standard incoming lot inspection but resulted all electrically open or degraded at the switching-on after mounting on the final boards.
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