Electronics Forum | Fri May 15 17:31:04 EDT 1998 | Steve Abrahamson
| | | | We had some failures on an IC package that the manufacturer has put down to moisture inside the package, leading to popcorning. | | | | This seems a bit odd, the package is a PLCC 84 which is quite thick. I have only seen this problem on thin
Electronics Forum | Fri Aug 14 08:59:51 EDT 1998 | Dave F
| | | Hi, can you please tell me how to make green coating and through-hole plating of PCB? Thanks! | | | Xingsheng | | Xingsheng: Welcome. | | Bible on PCB fabrication: Printed Circuits Handbook, Clyde Coombs, McGraw-Hill | | Web resources: htt
Electronics Forum | Fri Aug 14 07:27:42 EDT 1998 | Earl Moon
| | Hi, can you please tell me how to make green coating and through-hole plating of PCB? Thanks! | | Xingsheng | Xingsheng: Welcome. | Bible on PCB fabrication: Printed Circuits Handbook, Clyde Coombs, McGraw-Hill | Web resources: http://www.pw
Electronics Forum | Tue Dec 14 22:17:33 EST 1999 | Dave F
Armin: How ya doin� bud? CK gives good advice, but I'd like to take a bit of a different angle. Q1. For 0.7 mm (0.027in) diameter hole for vias, what�s the minimum annular ring for this hole diameter? Depends on what you�re trying to do. For in
Electronics Forum | Thu Mar 09 16:56:19 EST 2000 | Dave F
Ashok: If I was to count, I'd guess there was more than 4 subquestions. Hey, but who's countin' anyway? I have answer (s) "on ESD all related to use of wood in a typical PCB Assembly line:" Before pushing-on, it is only "a typical PCB Assembly li
Electronics Forum | Thu Mar 09 16:56:19 EST 2000 | Dave F
Ashok: If I was to count, I'd guess there was more than 4 subquestions. Hey, but who's countin' anyway? I have answer (s) "on ESD all related to use of wood in a typical PCB Assembly line:" Before pushing-on, it is only "a typical PCB Assembly li
1 |