FL103 — Primary-Side-Regulation PWM Controller for LED Illumination
FL103 Primary-Side-Regulation PWM Controller for LED Illumination
Features
Low Standby Power: 30 mW High-
Voltage Startup Few External Component Counts Constant-
Voltage (CV) and Constant-Current (CC)
Control without Secondary-Feedback Circuitry
Green-Mode: Linearly-Decreasing PWM Frequency Fixed PWM Frequency at 50 kHz and 33 kHz with
Frequency Hopping to Solve EMI Problems
Peak-Current-Mode Control in CV Mode Cycle-by-Cycle Current Limiting VDD Over-
Voltage Protection (OVP) VDD Under-
Voltage Lockout (UVLO) Adjustable Brownout Detector Gate Output Maximum
Voltage Clamped at 15 V Thermal Shutdown ...