应用功能: 功率因数校正控制器芯片 The MC33260 is a controller for Power Factor Correction preconverters meeting international standard requirements in electronic ballast and off?line power conversion applications.Designed to drive a free frequency discontinuous mode, it can also be synchronized and in any case, it features very effective protections that ensure a safe and reliable operation.This circuit is also optimized to offer extremely compact and cost effective PFC solutions.