一种新型CCM PFC控制器ICE1 PCS01及其典型电路的设计

A New CCM PFC Controller ICE1PCS01 and Its Typical Circuit Design

介绍了一种新型的CCMPFC控制器ICE1PCS01,分析了其工作原理和基本功能,并且对其典型应用电路,特别是控制器外围电路的设计原则和方式,进行了详细的分析、设计和计算。所设计的基于CCMPFC控制器ICE1PCS01的应用电路,在保证了功率因数和谐波分量达到要求的前提下,大大降低了PFC变换器的设计成本,在中小功率场合下低成本的PFC电路中有广阔的应用前景。

A new stand-alone power factor correction (PFC) controller in continuous conduction mode (CCM), ICE1PCS01, its working principle and basic functions are described and analyzed.What is more, a typical application circuit is designed in details, the design of the key elements is explicated, especially, the design principle of the controller ICE1PCS01 peripheral parameters are analyzed. The proposed PFC circuit based on the controller ICE1PCS01 decreased the cost on the premise of that harmonics components and power factor are guaranteed, and can be widely used in low cost and medium power circuits.