An intuitive explanation of what is power factor, CCM type power factor correction (PFC) circuit, border line PFC circuit and CCM PFC without sensing the input voltage.

Key papers discussed in the presentation are:

BenYaakov, S. and Zeltser, I., PWM Converters with resistive input. IEEE Trans. Industrial Electronics, 45, 3, 519520, 1998.
http://www.ee.bgu.ac.il/~pel/public.htm

BenYaakov, S. and Zeltser, I., The dynamics of a PWM boost converter with resistive input. IEEE Trans. Industrial Electronics, 46, 613619, 1999.
http://www.ee.bgu.ac.il/~pel/pdffile...

BenYaakov, S. and Zeltser, I., PWM converters with resistive input. Power Conversion and Intelligent Motion, PCIM98, Nurnberg, 8795, 1998.
http://www.ee.bgu.ac.il/~pel/pdffile...