The following example is for you reference.


Features:

Features

**Internal 650V avalanche-rugged power MOSFET

**+-5% constant current regulastion at universal AC input

** Primary-side sensing and regulation withour TL431 and Opt coupler

**Programmable CV and CC regulation

**Programmable cable drop compensation

**Built-in primary winding inductance compensation

**Internal HV start-up circuit

**Excellent protection coverage

  --Over temperature protection   --VDD under voltage lockout

  --Cycle-by-cycle current limiting

  --Open loop protection

  --VDD over voltage protection

  --Auto recovery protection mode

Technical details: