AN2644的LLC谐振半桥转换器的介绍

AN2644的LLC谐振半桥转换器的介绍

AN2644
Application note
An introduction to LLC resonant
half-bridge converter

Introduction
Although in existence for many years, only recently has the LLC resonant converter, in
particular in its half-bridge implementation, gained in the popularity it certainly deserves. In
many applications, such as flat panel TVs, 85+ ATX PCs or small form factor PCs, where the
requirements on efficiency and power density of their SMPS are getting tougher and
toughe