11 j std defect code list results

Electronics Forum: j std defect code list (Page 1 of 2)

Best practice to validate the old - more than 5 year old parts

Electronics Forum | Wed Dec 11 06:47:33 EST 2019 | ameenullakhan

Dear Friends, Need your valuable feedback on how to identify the component is ok or not for manufacturing. Issue : We have parts which are more than 5 years old.And management want us to qualify this parts for production. We presently use below me

SPC on SMT

Electronics Forum | Tue Nov 20 12:21:02 EST 2001 | mparker

First, determine a standard to follow. IPC/EIA J-STD-001C "Requirements for Soldered Electrical and Electronic Assemblies" is most current for electronic assemblies. Second, by your customers spec. determine which class of the standard to apply. Use

Baking time for PCBA rework

Electronics Forum | Thu Feb 07 09:07:10 EST 2002 | fmonette

Dason, Please be aware that weight gain is only a very crude estimate of the component moisture content. This is only accurate when the moisture is uniformly distributed inside the component (which is actually never). This measurement is usually no

Moisture free storage units.

Electronics Forum | Tue Jun 17 09:00:58 EDT 2003 | fmonette

Good question, here is the short answer : The problem is that dry storage is not the same as a bake process. If you want to bake saturated components, this should be done at higher temperatures. The IPC/JEDEC standard provides a table with bake temp

Re: wave solder process

Electronics Forum | Thu Jun 17 15:18:54 EDT 1999 | Earl Moon

Re: wave solder process

Electronics Forum | Thu Jun 17 19:52:57 EDT 1999 | Tony

| | Does anyone know where I can find a list of things to do to when troubleshooting issues during the wave solder process? | | | | for example: | | | | Solder Bridge | | 1.verify amount of flux been aplied. | | 2.verify turbulance on your solder w