Electronics Forum: fineline (Page 2 of 2)

Re: BGA Voiding Problem

Electronics Forum | Sun Apr 25 11:37:51 EDT 1999 | Earl Moon

| We are just starting to manufacture a PCB with a .039" fine-line PBGA. We are currently seeing voids, mainly in the center, that are as much as 45%. We also intermittently see the corner balls of the PBGA smaller than the center balls. We are using

Re: BGA Voiding Problem

Electronics Forum | Sun Apr 25 11:44:14 EDT 1999 | Earl Moon

| | We are just starting to manufacture a PCB with a .039" fine-line PBGA. We are currently seeing voids, mainly in the center, that are as much as 45%. We also intermittently see the corner balls of the PBGA smaller than the center balls. We are usi

Re: BGA Voiding Problem

Electronics Forum | Sun Apr 25 11:50:08 EDT 1999 | Earl Moon

| | | We are just starting to manufacture a PCB with a .039" fine-line PBGA. We are currently seeing voids, mainly in the center, that are as much as 45%. We also intermittently see the corner balls of the PBGA smaller than the center balls. We are u

Re: BGA Voiding Problem

Electronics Forum | Sun Apr 25 17:30:25 EDT 1999 | Mohammad Yunus

| | | | We are just starting to manufacture a PCB with a .039" fine-line PBGA. We are currently seeing voids, mainly in the center, that are as much as 45%. We also intermittently see the corner balls of the PBGA smaller than the center balls. We are

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