DK912 - High Precision CC/CV Primary-Side Converter

DongKe Semicondutor

Datasheet Details

The DK912 is a primary side flyback type AC-DC Switch Mode Power Controlling IC..

Build-in 700V high voltage power transistor.
85V.
265V AC universal input range allows worldwide operation.
Integrated high voltage constant current starting circuit, no need for additional starting resistance.
Patent Primary Side Regulation control to simplify the circuit.
Patent self-power supply circuit design, no need for auxiliary winding in transformer.
Internal PMW oscillation circuit with Frequency jittering control to keep EMC characteristics.

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