Wednesday, July 19, 2017

PCB Layout Techniques for Audio Amplifiers

PCB Layout Techniques to Achieve RF Immunity for Audio Amplifiers - Application Note 3660 - Maxim:

Minimize Noise in Audio Channels with Smart PCB Layout - Application Note 4079 - Maxim

'via Blog this'

Saturday, July 1, 2017

Lumped / Distributed Line Length Calculator

Updated Feb 16, 2020

Digital     1/4  
RF Ckts  1/12
Analog    1/16
Stitching Vias 1/20









































Inner layer example calculation where Risetime = 5nSec

click on image to view



Lumped / Distributed Line Length Boundary ~ 7.27 Inches

Outer layer example calculation where Risetime = 5nSec



Note Effective ER (2.55) is lower on outer layers

That's it !