资料介绍
Unique zero switching-current circuit for SMPS PFCs operating in hard-switching mode BCTM, high-efficiency SMPS PFC
Unique zero switching-current circuit for SMPS PFCs
operating in hard-switching mode
Increased environmental awareness has led governments
to review their energy-saving requirements. In 2004,
an ambitious power-efficiency program, 80 Plus, was
launched. It is divided into 4 categories: 80+, Bronze,
Silver and Gold. In 2009, the EnergyStar 5 specification