PCB Track Impedance

[dsanthosh67]

Hi all,

How to calculate the track impedance of PCB,if track thickness is increased then the impedance?

Regards,
santhosh

 

[JimB]

Look at this and scroll down to the formulae:

**broken link removed**

JimB

 

[magvitron]

Its pretty easy, all you have to do is to google-fu the term "co-planar wave guide" from my personal experience, this one is good. You may to change the design if you are using a ground plane see this.