ICE1QS01

Controller for Switch Mode Power SuppliesSupporting Low Power Standby andPower Factor Correction (PFC)Features• Line Current Consumption with PFC• Standby Input Power < 1 W• Stable Standby Frequency• Low Power Consumption• Very Low Start-up Current• Soft-Start for noiseless Start-up• Standby Burst Mode with and without Control Signal for lowered OutputVoltages• Digital Frequency Reduction in small Steps at Decreasing Load• Over- and Undervoltage Lockout• Switch Off at Mains Undervoltage• Mains Voltage Dependent Fold Back Point Correction• Ringing Suppression Time Controlled from Output Voltage• Easy Design In• Free usable Fault Comparator