AN966 L6561，增强过渡模式功率因数校正

AN966 L6561，增强过渡模式功率因数校正

AN966
APPLICATION NOTE
L6561, ENHANCED TRANSITION MODE
POWER FACTOR CORRECTOR
by Claudio Adragna


The TM (Transition Mode) technique is widely used for Power Factor Correction in low power appli-
cations, such as lamp ballasts or low-end monitors. The L6561 is the latest ST’s proposal for this
market and the emerging ones that are supposed