WS9221 driver equivalent, high precision psr constant current led driver.
* 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 WS9221 is a high precision primary-side fe.
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.
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