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EnglishSF5920S is a high performance, highly integrated DCM (Discontinuous Conduction Mode) Primary Side Regulation (PSR) controller for offline small power converter applications.
摘要：SF5920S is a high performance, highly integrated DCM (Discontinuous Conduction Mode) Primary Side Regulation (PSR) controller for offline small power converter applications.
SF5920S
PSR Controller & Power Switch
Multi-Mode Control
Max. Frequency Clamping to Limit Power MOSFET Vds Spike @ Output Short Circuit
Low Standby Power under 30mW, Easily to Pass Energy Star EPS2.0
Proprietary NC-Cap/PSR TM (Primary side Regulation) Control without External Compensation/Filtering Capacitor Needed
±5% constant current (CC) and constant voltage (CV) regulation at universal AC input
Proprietary cable voltage drop compensation in CV mode
Compensate for Line voltage variation
Built-in soft start and Cycle-by-Cycle Current Limiting
Compensate for transformer inductance tolerances
Output over voltage protection
Application:
Battery chargers for cellular phones, cordless phones ,PA D, digital cameras ,etc
Replaces linear transformer and RCC SMPS
Small power adapter
AC/DC LED lighting
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