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차영길(Young-Kil Cha),박성우(Sung-Woo Park),백주원(Joo-Won Baek),김홍근(Heung-Geun Kim) 전력전자학회 1997 전력전자학술대회 논문집 Vol.1997 No.-
In this paper, we propose a new single-stage isolated switching power supply. The proposed converter reduces the diode conduction loss and offer both the high input Power factor and the direction conversion from the ac line to a dc output voltage.<br/> This paper present the Operational principle, analysis and control and experimental results of a 100W prototype.
PC 전원용 다중출력 포워드 컨버터의 가중치 전압 모드 제어
김성민(Sung-Min Kim),차영길(Young-Kil Cha),김홍근(Heung-Geun Kim) 전력전자학회 2000 전력전자학술대회 논문집 Vol.2000 No.11
In this paper, the PC power supply is studied from the point of system stability The power stage model of a multiple output forward converter with weighted voltage mode control is derived, including all the major parasitic components, and the small signal model is also derived Deterimination of the weighting factors and a design procedure for the loop compensation are presented. Finally, the model is verified through the simulation of three output forward converter with SABER.