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FSQ0565RS/RQ — Green-Mode Power Switch for Quasi-Resonant Operation
FSQ0565RS/RQ Green-Mode Power Switch for Quasi-Resonant Operation - Low EMI and High Efficiency
Features
! Optimized for Quasi-Resonant Converters (QRC) ! Low EMI through Variable Frequency Control and AVS
(Alternating Valley Switching) ! High-Efficiency through Minimum Voltage Switching ! Narrow Frequency Variation Range over Wide Load
and Input Voltage Variation ! Advanced Burst-Mode Operation for Low Standby
Power Consumption ! Simple Scheme for Sync Voltage Detection ! Pulse-by-Pulse Current Limit ! Various Protection Functions: Overload Protection
(OLP), Over-Voltage Protection (OVP), Internal Thermal Shutdown (TSD) with Hysteresis, Output Short Protection (OSP) ! Under-Voltage Lockout (UVLO) with Hysteresis ! Inter