[SOLVED] Need to understand pcb track looping

[jtronix]

See in attached pic how tracks are routed..

I want to understand why it was done like this

What is the impact in EMC??

This is a communication and power lines.

Image : https://obrazki.elektroda.pl/2505151400_1472742903.jpeg

 

[senilicus]

Actualy it is an microstrip inductor. It is often used in high power applications and microwave applications.


http://www.jpier.org/PIERB/pierb35/04.11081601.pdf
http://www.professorpetry.com.br/Bases_Dados/Artigos/Diversos/JSSC99OCT_mohan.pdf
http://coil32.net/pcb-coil.html
http://www.wseas.us/e-library/conferences/2011/Florence/GAVTASC/GAVTASC-47.pdf


The Planar Conductor Calculater, included in the PCB Toolkit ( http://www.saturnpcb.com/pcb_toolkit.htm ) can do the math.