Description
SF5920 is a high performance, highly integrated DCM (Discontinuous Conduction Mode) Primary Side Regulation (PSR) controller for offline small power converter applications.
Features
- Low Standby Power Under 30mW, Easily to
Pass Energy Star EPS2.0.
- Proprietary NC-Cap/PSRTM (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.
- Compensate for Transformer Inductance
Tolerances.
- Pins Floating Protection.
- PFM.
SF5920-SiFirst.pdf
