动态电压调整让元件以12.5mV的步阶值调整输出电压，还能随时切换到效率最优化的低功率因数(Power Factor Mode，PFM)模式、瞬时最佳化的快速PFM模式或强制PFM模式。
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晶闸管串级调速系统是一种廉价、简易的调速系统，但是传统串调系统存在着诸如功率因数低、谐波污染严重等弊端。
Speed regulation system using cascade control method with thyristor is a low-cost system, but the classic system has some shortages, such as low power factor, serious harmonic pollution and etc.
在低功率应用中，为了减少器件和成本，单级功率因数校正(PFC)技术越来越受到人们的关注。
To reduce the component counts and the cost, the single-stage power factor correction (PFC) techniques have attracted more and more attention.
本文给出了一种可用于功率因数校正的新型低通态损耗电路。
A novel low conduction loss circuit that can be used for power factor correction is presented in this paper.
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