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WINSEMI’s major products: power management IC (PMIC), Field-effect transistor (FET), bipolar transistor, silicon controlled rectifier (SCR), TRIAC, ultra fast recovery diode, Schottky diode, IGBT.

P/N Topology  Mode Dimming  FET  Pmax/Imax  CC Precision  Package  Datasheet
WS3130   DCM N/A External 100W ±5% SOP8  
WS3240 PSR DCM N/A Internal 3/4W ±5% TO-92  
WS3241 PSR DCM N/A Internal 3/4W ±5% TO-92  
WS9221B PSR DCM N/A Internal 3/5W ±5% SOP7  
WS9221 PSR DCM N/A Internal 5/7W ±5% SOP7  
WS9224 PSR DCM N/A Internal 8/12W ±5% SOP7  
WS9225 PSR DCM N/A Internal 18/24W ±5% DIP8  
WS9226 PSR DCM N/A Internal 24/36W ±5% DIP8  
WS9227 PSR DCM N/A Internal 36/48W ±5% DIP8  
WS3252 PSR DCM N/A External 36W ±5% SOT23-6  
WS3253 PSR DCM N/A Internal 5/8W ±5% SOP8/DIP8  
WS3254 PSR DCM N/A Internal 8/12W ±5% DIP8  
WS3255 PSR DCM N/A Internal 12/18W ±5% DIP7  
WS3256 PSR DCM N/A Internal 18/24W ±5% DIP8  
WS9252 PSR DCM N/A External 36W ±5% SOT23-5  
WS9254 PSR DCM N/A Internal 12/18W ±5% DIP7  
WS9256 PSR DCM N/A Internal 24/30W ±5% DIP7  
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