POWER FACTOR CORRECTION CIRCUIT FOR AN ELECTRONIC FLUORESCENT LAMP BALLAST

摘要

The invention relates to a configurable power factor corrector circuit (PFC) (1) consisting of a boost converter and a buck converter and comprising configuration means (2) ensuring that the PFC (1) operates either in the boost mode or in the buck mode. Such a configurable PFC (1) is especially suitable for using in an electronic fluorescent lamp ballast, enabling it to be self-configured.