Paper
15 August 2023 Development of a new measuring instrument for switching power supply
JiYi Liang, BinHao Luo
Author Affiliations +
Proceedings Volume 12719, Second International Conference on Electronic Information Technology (EIT 2023); 127190J (2023) https://doi.org/10.1117/12.2685489
Event: Second International Conference on Electronic Information Technology (EIT 2023), 2023, Wuhan, China
Abstract
Today's society has entered the era of industrial 4.0. LED power supply testing focuses more on efficiency and coordination of production and other factors. To this end, we invented the LED power wireless quality detection feedback device. This device takes the high-efficiency tester of LED power supply as the lower computer. Through the wireless communication interface JN5139 chip, the test results of the quality of LED power supply are sent to the PC computer of the upper computer, and the upper and lower current parameters of the lower computer can be changed by sending data through the wireless module in the upper computer. So our test system has the functions of online management and offline monitoring. Experiments show that the qualified LED power supply has good resistance to four important factors affecting surge current, such as lightning attenuation oscillation frequency, electrostatic discharge frequency, voltage sudden change frequency and switching action frequency.
© (2023) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
JiYi Liang and BinHao Luo "Development of a new measuring instrument for switching power supply", Proc. SPIE 12719, Second International Conference on Electronic Information Technology (EIT 2023), 127190J (15 August 2023); https://doi.org/10.1117/12.2685489
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KEYWORDS
Power supplies

Light emitting diodes

LED displays

Switching

Circuit switching

Design and modelling

LCDs

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