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이용후(Yong-Hoo Lee),김수호(Soo-Ho Kim),김성경(Sung-Kyeon Kim),이준호(Jun-Ho Lee),이진우(Chin-Woo Yi) 한국조명·전기설비학회 2000 한국조명·전기설비학회 학술대회논문집 Vol.2000 No.-
This paper describes a design of the external-exciting electronic ballast for 100W high pressure sodium lamp. The ballast is consists of the full-bridge inverter and an external-exciting control circuit. L and C values of an equivalent L-C series resonant circuit are calculated analytically. The electrical output characteristics of the ballast, such as voltage, current etc., are simulated by Pspice. The experimental results from high pressure sodium lamp system with the ballast we developed are shown to be consistent with the simulated results.