DK935 Description
The DK935 is a high performance CC/CV primary-side AC-DC converter chip. With 850V high voltage switch power transistor integrated, it can detect primary side peak current. It operates in primary-side sensing and regulation, so opto-coupler and TL431 could be eliminated.
DK935 Key Features
- Global voltage input 85V-265V
- Built-in 850V high voltage power BJT
- Internal integrated high voltage constant current start-up circuit, no need of additional start-up resistor
- Patented self-power supply design without auxiliary winding
- Support