UC3842反激式开关电源反馈回路的改进pdf,240 200 10 19944 19.950 19960 t/ms d)驱动电压UGs(Q1)和其漏源极电压Lbs(Q1 400↑ 19.94419950 9.960 (e)驱动电压Us(Q4)和其漏源极电压U/s(Q) C1994-2006chinaAcademicJOurnalElectronicPublishingHouse.Allrightsreservedhttp://www.cnki.net