* Built-in650V Power MOSFET
* Constant current control without secondary sense and feedback circuit.
* No Auxiliary winding for sensing and supplying
* Ul.

* GU10/E27 LED bulb, spot light
* Other LED lighting Description The WS9221B is a high precision primary-side f.

High Precision PSR Constant Current LED Driver Features
* Built-in650V Power MOSFET
* Constant current control without secondary sense and feedback circuit.
* No Auxiliary winding for sensing and supplying
* Ultra low operating curr.

WS9221

WS9224

WS9226

WS9227

WS9252

WS9254

WS9256

WS9.0P4SMA

WS9.0P4SMA-B

WS9.0P6SMB

WS9.0P6SMB-B

WS9002

WS9032E