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AN832 L4981A同步

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AN832 L4981A同步

AN832
APPLICATION NOTE

L4981A SYNCHRONIZATION
by C. Adragna


Devices Description
In most of SMPS using power factor correction, the convertion is accomplished with a PFC stage, in boost to-
pology, that delivers a preregulated DC voltage to a downstream section. This provides the regulated final DC
buses, ensuring also the galvanic insulation from the mains. Both sections use a P.W.M. technique each with
their own control.
This means that two different switch mode con
标签:stm32工业电子
AN832 L4981A同步
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