iW1788 Datasheet PDF

FEATURES

2.0

DESCRIPTION

●● Supports MediaTek Pump Express™ technology fast charge protocol
●● Universal input off-line controller for applications up to 15W output power
●● No-load power consumption < 30mW at 230VAC along with fast dynamic load response and short turn-on delay in typical 15W adapter applications
●● PrimAccurate™ primary-side feedback eliminates optoisolators and simplifies design
●● Adaptive multi-mode PWM/PFM control improves efficiency
●● Proprietary optimized 79kHz maximum PWM switching frequency with quasi-resonant operation achieves best size, efficiency and common mode noise
●● Active start-up scheme enables fastest possible start-up
●● Tight constant-voltage regulation across line and load range
●● User-configurable 5-level cable drop compensation provides design flexibility
●● EZ-EMI® design enhances manufacturability
●● No ex