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Via in Pad Hints

Putting vias in surface mount pads in not a good practice, yet it is
sometimes a design requirement. Here are all of my Via in Pad postings in one
convenient place. Yes, you can see them all by clicking on the "Via in Pad"
category, but then you would have to scroll through all the text.

Via in
Pad Category. About the category.

LED
via-in-pad. An example illustrating the effect vias can have on discrete
components.

A
Little Pad in That Via. There is a better way...

Passives
and Via in Pad. It's not just the big parts that have problems.

Via in
BGA Pad Again. Just another example.

Plugged
Micro Via in Pad. Flatness is important too.

Plugged
or Capped Via in Pad. Surface flatness - one more thing to consider.

Silver
Via Problems. Sometimes Immersion Silver vias can't be soldermasked over.

Microvias,
Blind and Buried Vias. The right way to deal with vias in BGA or QFN pads.

BGA via
near pad. Vias can cause problems when near too. Not just when in.

Soldermask
Via Caps. How to properly mask your vias.

Vias in
BGA Pads. If you must, here's some advice.

Via in
Pad Methods. Another option for putting vias in QFN pads.

Filling
Via in Pad - Assembled. Part three of a cautionary tale about a difficult
"save" of a near worst-case board.

Filling
Via in Pad - After. Part two of a cautionary tale about a difficult "save"
of a near worst-case board.

Filling
Via in Pad - Before. Part one of a cautionary tale about a difficult
"save" of a near worst-case board.

Proto
Via in Pad. Issues related to putting vias in pads.

BGA Via
in Pad. About BGA pads and vias.

Via in
Pad. A bit of information on vias in pad.

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