CM6502THH (Turbo-Speed PFC) http://www.championmi.
Champion Microelectronic
CM6502THH - EPA/90+ ZVS-Like PFC CONTROLLER
CM6502THH (Turbo-Speed PFC) http://www.championmicro.com.tw EPA/90+ ZVS-Like PFC CONTROLLER Design for High Efficient Power Supply at both Full Loa.