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April 20, 2021
Select 5 LED street lamps with the same specifications, adjust the temperature of the oven, under the conditions of 50 ℃, 80 ℃, 100 ℃, 120 ℃, 150 ℃, under the rated current and constant current conditions as the conditions of constant acceleration, record 5 groups of LEDs All parameters of the reliability test process: light output (illuminance or luminous intensity or luminous flux), test time, current, power, junction temperature, etc., so that the failure life at 25 ℃ is judged to be 70% of the expected life.
Yangzhou solar street lamp manufacturers, solar street lamp prices, the price of various series of street lamp consultation telephone is the same
Website for more information about street lamps: http://bswledled.com
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