LYT1404D

LYT1402-1604 LYTSwitch-1 Family Single-Stage LED Driver IC with Combined PFC and Constant Current Output for Buck Topology Product Highlights Single-Stage PFC + Accurate CC Output ±3% CC regulation in single line input voltage applications Power factor >0.9 High efficiency >93% Robust 725 V MOSFET for increased line voltage surge performance Critical Conduction Mode (CrM) buck Low EMI Excellent line noise and transient rejection Design Flexibility Supports high- and low-side buck topologies Wide input (90 VAC – 308 VAC) and output voltage range operation 3 family members cover power range for optimum device selection Requires no inductor bias winding Highest Reliability Lowest component count Comprehensive protection features with auto-restart Input and output overvoltage protection (OVP) Output short-circuit protection Open-loop protection Advanced thermal control Thermal foldback ensures that light continues ...