FLS3217 / FLS3247 — Single-Stage PFC Primary-Side-Regulation Offline LED Driver with Integrated Power MOSFET July 2014 FLS3217 / FLS3247 Single-Stage PFC Primary-Side-Regulation Offline LED Driver with Integrated Power MOSFET Features  Cost-Effective Solution without Input Bulk Capacitor and Feedback Circuitry  Power-Factor Correction (PFC)  Integrated Power MOSFET  Accurate Constant-Current (CC) Control Independent Online Voltage, Output Voltage, and Magnetizing Inductance Variation  Linear Frequency Control for Increased Efficiency  Open / Short-LED Protection  Cycle-by-Cycle Current Limiting  Over-Temperature Protection with Auto Restart  Low Startup Current: 20μA  Low Operati...

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