SF2525X is a high performance offline PSR controller for low power AC DC charger and adapter applications It operates in primary side sensing and regulation Consequently opto coupler and TL431 could be eliminated Proprietary Constant Voltage CV and Constant Current CC control is integrated as shown in the figure 1 below In CC control the current and output power setting can be adjusted externally by the sense resistor Rs at CS pin In CV control PFM operations are utilized to achieve high performance and high efficiency In addition good load regulation is achieved by the built in cable drop compensation The chip consumes very low operation current typical 300µA it can achieve less than 50mW standby power to meet strict standby power standard SF2525X offers comprehensive protection coverage with auto recovery features including Cycle by cycle current limiting VDD over voltage protection feedback loop open protection short circuit protection built in leading edge blanking VDD under voltage lockout UVLO | SF2525ATGT | SF2525ATGT datasheet | SF2525ATGT SiFirst | SF2525ATGT SiFirst datasheet | SF2525ATGT reseller in india | SF2525ATGT reseller in mumbai | SF2525ATGT reseller near me | SiFirst distributor in india | SiFirst distributor in mumbai | SiFirst distributor near me|