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WS2580 Product Description
Features
� 100mW no-load power � Lower start-up current � PFM mode � Build-in Leading Edge Blanking � Cycle by cycle over current protection (OCP) � Under voltage lockout � ±5% CC、CV Accuracy � Ultra low standby power (<100mW)
Applications
Universal switch power supply equipment and offline AC/DC flyback power converter � Adapters/Chargers for Cell phones, PDAs, MP3 and
other portable apparatus � LED Driver � Standby and Auxiliary power supplies
Low Power Primary Side AC/DC Controller
General Description
The WS2580 is a high performance AC/DC power supply controller for battery charger and adapter applications. The device uses Pulse Frequency Modulation (PFM) method to build discontinuous conduction mode (DCM) flyback power supplies.
WS2580 Datasheet
