Recent Patents on Electrical Engineering

Huiyu Zhou  
Queen's University Belfast
United Kingdom


Converter Topologies of LED Lamp Drivers: A Review

Author(s): Pijit Kochcha and Sarawut Sujitjorn

Affiliation: School of Electrical Engineering, Institute of Engineering, Suranaree University of Technology, Nakhon Ratchasima, 30000, Thailand.


This article presents a review of power LED lamp drivers. The power source can be either a DC or an AC main. This review concentrates on the power converter topologies used as drivers for power LED lamps with an AC main. A wide variety of applications is possible including street lighting, exhibition displays, backlight, vibrant disco places, fresh fruits/vegetables refrigeration, etc. The review covers insolated/non-isolated converters, resonant converters, and so on. Future technological developments are also discussed. The article presents some promising patents on topologies of LED lamp drivers.

Keywords: Power LED lamps, LED drivers, converters

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Article Details

Page: [152 - 156]
Pages: 5
DOI: 10.2174/1874476111003020152