The reduction of switching VR impact on PCB signals

Microsystems, Packaging, Assembly and Circuits Technology Conference（2014）

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Abstract

Noise caused by switching voltage regulator (VR noise) can have big impact on system performance, causing signal integrity (SI) / power integrity (PI) issues. This paper introduces systematic ways of reducing VR noise at source, in coupling path and at receiver. Examples are also shared.

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Key words

printed circuits,voltage regulators,pcb signals,pi,si,vr noise,coupling path,power integrity,receiver,signal integrity,switching vr impact reduction,switching voltage regulator,system performance,defensive circuit,noise coupling,noise reduction,noise-aware vr design,voltage regulator noise (vr noise)

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