DK912 Overview
The DK912 is a primary side flyback type AC-DC Switch Mode Power Controlling IC. It integrates 700V high voltage power transistor and primary side peak current detecting circuit. It also includes Primary Side Constant Current Regulation, Constant Voltage Control, Self-Power supply circuit and Output cable pensation functions.
DK912 Key Features
- 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
- Over current, Over temperature, Over voltage and Short Circuit Protection
- ±2% Voltage Accuracy, ±5%Current Accuracy
- 4KV Anti-Static ESD test