Life duration analysis of the LED emitting elements (LED filament)

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Authors: Soldatkin V. S., Ryapolova Yu. V., Afonin K. N., Olisovets A. Yu., Tuev V. I.

Annotation: This article presents the results of aimed to determine the life duration of the lamp with one, two and four LED radiating elements (SEI) which is mounted in a glass incandescent bulb with E27 base, depending on the ambient temperature. The authors also analyzed the basic lighting and electrical characteristics and specified the results of thermal calculation.

Keywords: led filament, gallium nitride, heat, service life, led filament lamp