Also, simply putting many ground connections from
the board to chassis may not help either. You have
to consider a "noise profile" of the board and
install ground connections appropriately.
Regards, Doug McKean
At 01:41 PM 7/7/99 -0400, Spencer, David H wrote:
>I am curious about multiple ground points on a PWBA. Assuming a typical 4
>layer PWBA (8x8), with power and ground planes, mounted to a shield via
>metal stand-offs (or screw to pad on the board). The ground plane is
>connected to the metal plate with 4-10 screws (I am trying to keep this as
>generic as possible).
>My question is regarding any drawbacks to this configuration. Is there any
>reason not to use multiple connections to chassis; rather than, the ground
>plane connected back through the LVPS.
>This configuration is becoming common place these days.
>I am kind of scouting around for technical reasons for and against this
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