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NCL30185 - Quasi-Resonant Primary Side Current-Mode Controller

NCL30185 Description

NCL30185 Power Factor Corrected Quasi-Resonant Primary Side Current-Mode Controller for LED Lighting with Line Step Dimming and www.onsemi.com .
Pin No Pin Name Function 1 ZCD Zero Crossing Detection 2 VS Input Voltage Sensing 3 COMP Filtering Capacitor 4 SD Thermal Foldback and Shutd.

NCL30185 Features

* PIN CONNECTIONS 1 ZCD VCC
* Quasi
* resonant Peak Current
* mode Control Operation VS DRV
* Valley Lockout Optimizes Efficiency over the Line/Load Range
* Constant Current Control with Primary Side Feedback
* Tight LED Constant Current Regulation of

NCL30185 Applications

* Integral LED Bulbs and Tubes
* Current Sense Short Protection
* User Programmable NTC Based Thermal Foldback
* LED Light Engines
* LED Drivers/Power Supplies © Semiconductor Components Industries, LLC, 2016 February, 2016
* Rev. 0 1 Publication

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