Electronics Forum: 18.5 (Page 1 of 1)

PCB Standards

Electronics Forum | Wed Jun 10 15:10:55 EDT 1998 | Rich

I am looking for the Industry standards on vias. Are they required to be plated with solder or is copper plating enough? What about reliabilty with either one? Also, if tenting the via is required should it be copper plated or solder plated over c

IDE PATA Connector

Electronics Forum | Tue Sep 14 01:43:25 EDT 2021 | kumarb

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Re: Underfilled CSP mechanical test

Electronics Forum | Mon Jun 19 21:32:15 EDT 2000 | Dave F

Frank: Good luck on finding a specification. The right combination of material properties will greatly improve the lifetime of your flip chip component. Your flip chip supplier might be best starting place to determine underfill properties that ma

CBGA

Electronics Forum | Mon Feb 25 21:09:48 EST 2002 | davef

You are correct about a TCE [CTE] mismatch issues in ceramic packages. The coefficient of thermal expansion [ppm/�C] of major ceramic package elements are: * Silicon - 3 * Standard 92% alumina ceramic � 6.5 * FR4 board � 18-20 Several points are: *

Re: PCB Standards

Electronics Forum | Wed Jun 10 18:40:00 EDT 1998 | Earl Moon

| I am looking for the Industry standards on vias. Are they required to be plated with solder or is copper plating enough? What about reliabilty with either one? Also, if tenting the via is required should it be copper plated or solder plated over

Re: Who's Who's in Screen Printers for Contract Manufactuers

Electronics Forum | Fri Jun 05 19:33:55 EDT 1998 | Steve Gregory

Hidee Ho Brian! Just like the other Steve, we just bought a SPM too. Our is brand new, and it's a SPM-AV (has vision). The other option we have is a automatic underside stencil cleaner. We're a contract assembler as well, just starting up.

Is it possible to rework this BGA socket?

Electronics Forum | Wed Jan 06 19:43:15 EST 1999 | Steve Gregory

Hey All you Einsteins out there!! I gotta' problem...('course you do Steve, or you wouldn't be bugging the TechNet now would you?) I had a phone call from a acquaintance of mine wanting to bring two prototype boards over to rework a BGA socket, (act

Re: Is it possible to rework this BGA socket?

Electronics Forum | Wed Jan 06 21:17:31 EST 1999 | Dave F

| Hey All you Einsteins out there!! | | I gotta' problem...('course you do Steve, or you wouldn't be bugging the TechNet now would you?) I had a phone call from a acquaintance of mine wanting to bring two prototype boards over to rework a BGA socket

Re: Who's Who's in Screen Printers for Contract Manufactuers

Electronics Forum | Sat Jun 13 00:33:41 EDT 1998 | Scott McKee

| Hidee Ho Brian! | Just like the other Steve, we just bought a SPM too. Our is brand new, and it's a SPM-AV (has vision). The other option we have is a automatic underside stencil cleaner. | We're a contract assembler as well, just starti

Re: Is it possible to rework this BGA socket?

Electronics Forum | Wed Jan 06 23:49:48 EST 1999 | Chris G.

| Hey All you Einsteins out there!! | | I gotta' problem...('course you do Steve, or you wouldn't be bugging the TechNet now would you?) I had a phone call from a acquaintance of mine wanting to bring two prototype boards over to rework a BGA socket

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