Looking under the sheets at resistance: using sheet resistance as a metric can help you calibrate your intuition, even on structures such as vias.

Printed Circuit Design & FabVol. 24 Nbr. 10, October 2007

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THE SIGNAL DOCTOR

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Looking under the sheets at resistance: using sheet resistance as a metric can help you calibrate your intuition, even on structures such as vias.

OUR INTUITION SUGGESTS that, generally, when conductors get longer, their series resistance increases. In a very special case, this is not true and is the basis of an important quality of all PCB copper layers.

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