iW1680

iW1680 Product Summary MediaTek Pump ExpressTM-Compatible Digital PWM AC/DC Controller 1.0 Features ●● Supports MediaTek Pump Express™ fast charge protocol ●● Universal input off-line power supply controller for applications up to 7.5W output power ●● No-load power consumption < 30mW at 230VAC with typical application circuit (5-star rating) ●● PrimAccurateTM primary-side feedback eliminates optoisolators and simplifies design ●● Adaptive multi-mode PWM/PFM control improves efficiency ●● Quasi-resonant operation for highest overall efficiency ●● Meets stringent global energy efficiency standards xx US DoE, EU Code of Conduct Version 5.0 ●● Very tight constant voltage and constant current regulation over entire operating range ●● Built-in power limit function reduces current limit with increasing output voltage ●● Low EMI design enhances manufacturability ●● Intrinsically low common mode noise ●● Optimized 72kHz maximum PWM switching fre...