* necessary for building a robust and compact PFC stage while minimizing the number of external components. The quasi
* resonant current
* mode flyback stage features a proprietary valley
* lockout circuitry, ensuring stable valley switching. This system works down to the 4th valley
NCP1937
1.16 MB
Combination power factor correction and quasi- resonant flyback controllers.
DATA SHEET www.onsemi.com Combination Power Factor Correction and QuasiResonant Flyback Controllers for Adapters NCP1937 This combination IC integrat.
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