Part SF5920S
Description High Performance Primary Side Regulation (PSR) CV/CC Controller
Manufacturer SiFirst
Size 526.54 KB
SiFirst
SF5920S

Overview

  • Multi-Mode Control
  • Max. Frequency Clamping to Limit Power MOSFET Vds Spike @ Output Short Circuit
  • Low Standby Power Under 70mW, Easily to Pass Energy Star EPS2.0
  • Audio Noise Free Operation
  • Primary Side Regulation (PSR) without TL431 and Opto-Coupler
  • ± 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 and Transformer Inductance Tolerances
  • Built-in Control Loop Compensation in CV Mode
  • Pin Floating Protection