Electronics Forum | Mon Mar 25 18:34:09 EST 2002 | bayanbaru
What are some of good pratices or poka yoke method that can be implemented to eliminate missing component. At the model assembly operator are required to take different components from the bin boxes and then assemble onto the product. Occasionally, a
Electronics Forum | Wed Mar 27 18:23:01 EST 2002 | kmorris
Does anyone have experience doing conformal coating over Plastic BGA in High-Rel PCB assembly? Is underfill necessary to avoid problems with entrapped air, etc? Our application is a 17x17mm BGA, 256 I/O. We are assembling with a water soluable pas
Electronics Forum | Wed Jun 19 05:16:21 EDT 2002 | hany_khoga
Dear all: I wonder how to avoid cracking the BGA if I want to remove it from the PCB assembly, re-ball it and solder it again. I need an answer considering: 1- The assembly could have been exposed to the ambient humidity for a long time. 2- The as
Electronics Forum | Thu Jan 09 06:44:38 EST 2003 | ldzaugis
One shop picked up productivity with walkmen. The hand assemblers were jammed in tight and frequently face to face. It cut down conversation significantly and reduced complaints about music in general. The policy was eventually changed to only one he
Electronics Forum | Thu Jan 23 07:05:19 EST 2003 | emeto
Hi all, I am interested about CSP and Flip-chip assembly.Equipment needed, accuracy, features in all parts through assembly process. If anyone can shortly explain me the assembly process(with or without underfill),or show me the place I can read it
Electronics Forum | Wed Feb 05 11:10:01 EST 2003 | J. Dumont
Is anyone looking for any PCB assembly work to be done?? We currently build all our boards for our many world class products in house and will possibly be branching into building assemblies for outside companies in the near future. Pricing will be ve
Electronics Forum | Thu Jun 26 17:40:21 EDT 2003 | Steve
Wanted to inquire if anyone has a way to monitor cleanliness of boards that are assembled with a no-clean process. I'm aware that incoming board cleanliness can be monitored, however, I am after checking of cleanliness of boards after assembly. Wit
Electronics Forum | Tue Jul 01 21:06:12 EDT 2003 | ramanandkini
My customer just assembles it to the car. We want to use the silica gel to avoid moisture since the assembled part (clock) reach him via ship after 50 days. The electronic circuit board has no conformal coatings at present. We are working on that. Ou
Electronics Forum | Thu Dec 18 15:48:25 EST 2003 | Subhash Nariani
Hello, Does anyone have experience with the PCB assembly of 0.5mm pitch chip scale packages with HASL finish? Characterization data that you can share? Tribal knowledge has it that the height variations of the solder prevent the use of HASL for fin
Electronics Forum | Mon May 24 14:44:21 EDT 2004 | ekcinieh
My snmall company out-sources all of it's SMT assemblies. We do through work and have dome rework experience with SMT. All of our assemblies are built to "IPC610 Class II". We currently have no one trained to inspect to this standard. What is a pract
