LYTSwitch-1 Series AC/DC发光二极管驱动器集成电路:

The LYTSwitch-1 family is ideal for single-stage, high PF constant current LED bulbs and tubes.The family incorporates a high-voltage MOSFET with a variable on-time CrM controller. Extensive protection features with minimum external components provide industry leading power density and functionality. The devices can be used in high-side or low-side non-isolated buck topology.

• Wide input and output voltage range operation
• CC regulation better than ±5%
• Power factor >0.9
• High efficiency >93%
• Critical Conduction Mode (CrM) buck, low EMI
• Excellent line noise and transient rejection
• Excellent line noise and transient rejection
• Comprehensive protection features with auto-restart
• Thermal foldback ensures that light continues to be delivered at elevated temperatures
• Applications: Commercial & Industrial lighting, Indoor lighting.