WS9226 Overview
The WS9226 is a high precision primary-side feedback and regulation controller for LED lighting, it operates in constant current control mode and is designed to work in inductor current discontinuous conduction mode and especially suitable for flyback convertor under universal input. The output power of system is remended to less than 24W. The WS9226integrates 650V power MOSFET.
WS9226 Key Features
- Built-in650V Power MOSFET
- Constant current control without secondary sense and
- No Auxiliary winding for sensing and supplying
- Ultra low operating current to improve efficiency
- Universal input voltage
- ±5% LED current accuracy
- LED short and open circuit protection
- VCC under-voltage protection
- Over temperature protection
- Available in DIP-8 package