AT7650A Datasheet | IAT

FEATURES Immense Advance Tech. DESCRIPTION Built-in phase angle decode TRIAC hold current management Technique Primary-side Fly-back control without the photo-coupler Universal Input Voltage Range AT7650A 90VAC~135VAC AT7650B 180VAC~264VAC Transition-mode PFC operating Active Power Factor Correction Technique Constant Output Current Control LED driver Open-LED Protection on DMG pin Over-Voltage Protection on VCC pin Short-LED Protection Cycle by Cycle Over current Protection on CS pin Over-Temperature Protection Gate Driving Voltage Clamping SOT26 Package Available AT7650A,AT7650B is a primary-side control IC with phase angle decode circuit and adjustable hold current function for TRIAC dimming LED lighting. The IC achieves high power factor and low THD operation by BCM mode. The line and load regulation of LED current is about ±3% because of particular control method. AT7650A,AT7650B also...