iW1767

iW1767 Product Brief Ultra-Low No-Load Power Digital Quasi-Resonant PWM Controller 1.0 Features ●● Ultra-low no-load power consumption with lowest system cost (< 20mW at 230VAC in typical 12V2A power supplies) ●● Fast dynamic response with secondary-side load transient detection ●● Adaptively controlled soft-start enables fast and smooth start-up for a wide range of capacitive loads (from 330μF to 6,000μF) with output voltage up to 12V ●● Tight constant-voltage and constant-current regulation across line and load range with primary-side feedback and control ●● Intelligent low power management achieves ultra-low operating current (~250μA) at no-load ●● Proprietary optimized 79kHz maximum constant frequency PWM switching with quasi-resonant operation achieves best size, efficiency, and common mode noise ●● User-configurable 5-level cable drop compensation provides design flexibility ●● EZ-EMI® design enhances manufacturability ●● Adaptive multi-mo...