NCP1655 controller equivalent, power factor controller.
necessary for robust and compact PFC stages, with few external components.
Multimode Operation
* Multimode Operation for Optimized Operation over the Line/Load
Range:.
* PC Power Supplies
* All Off−Line Appliances Requiring Power
Factor Correction
© Semiconductor Components Indu.
Pin No. Pin Name Function
Description
1
FB
Feedback Pin This pin receives a portion of the PFC output voltage for regulation and the Dynamic Response
Enhancer (DRE) function which drastically speeds−up the loop response when the output voltage
.
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