iW1788-42
iW1788-42 is Plus-Compatible Digital PWM AC/DC Controller manufactured by Dialog Semiconductor.
i W1788-42
High Power Pump Express™ Plus-patible Digital PWM AC/DC Controller
1.0 Features
2.0 Description
- - Supports Media Tek Pump Express™ technology fast charge protocol
- - Supports Lenovo fast charge protocol
- - Universal input off-line controller for applications up to 24W output power
- - No-load power consumption < 30m W at 230VAC along with fast dynamic load response and short turn-on delay in typical 15W adapter applications
- - Prim Accurate™ primary-side feedback eliminates optoisolators and simplifies design
- - Adaptive multi-mode PWM/PFM control improves efficiency
- - Proprietary optimized 79k Hz maximum PWM switching frequency with quasi-resonant operation achieves best size, efficiency and mon 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 pensation provides design flexibility
- -...
