Electronics Forum: electron (Page 4886 of 7890)

Nadcap certification

Electronics Forum | Fri Jun 21 12:22:04 EDT 2013 | action_101

Thanks Hegemon. I am pretty familiar with what they will be auditing and we are ISO 9001 certified, so I am familiar with that as well, but I was hoping to hear from someone on how thorough we can expect the auditor to be for the Nadcap from experien

Looking for Tape and Reel Holders

Electronics Forum | Mon Jun 24 14:52:40 EDT 2013 | ryansmta

I am in need of two Fuji or Panasonic "tape and reel" holders. I will be using them to hold dummy 0402 and 0201 outline components which have undergone some special treatment and packaged in tape and reel. This is not for SMT application but for s

Post Reballing Solder Ball Inspection

Electronics Forum | Thu Jun 27 08:41:38 EDT 2013 | emeto

I would suggest that you go to the X-Ray world. I know for sure that Dage(Nordson Company) can make actual u-cut for the ball of the part. They can see and measure everything in 3D. I am sure if they can do it other X-ray machines can probably do it

SMT solder Covering component surface

Electronics Forum | Mon Jul 01 12:37:38 EDT 2013 | tpost

I do have access to an X-ray but it is only 2-D and it just appears as a black solder joint, not to impressive.. The main question though if it is a reowked solder joint does it still need to show wetting on the lead or can it be covered with solder

SMT solder Covering component surface

Electronics Forum | Mon Jul 01 13:25:31 EDT 2013 | tpost

I think it is wetted also but I cannot verifiy without actually seeing the toe, heel or side fillets. In this case, the lead was overhanging the pad and as with this type of lead it is not acceptable so they were reworked. Many times rework personel

Solder paste turning dry

Electronics Forum | Thu Jun 27 23:49:40 EDT 2013 | cedric77

I had a solder paste SAC305 T4, with flux loading of 11.5%. After retrieivng out from fridge(5deg) after 48hrs, the paste turn dry (like dry mud? and after double checking the flux loading it becomes 12.5%. Has anyone ever experience this or any opi

SD Card holder solderability

Electronics Forum | Sun Jun 30 20:46:20 EDT 2013 | kumar_antom

HI there, I am having problem on the solderability for the fine pitch lead on SD card holder on this pcb.Have tried different kind of temperature settings on the reflow but the problem still occurred.Pls refer to the attached pictures.And when i jus

SD Card holder solderability

Electronics Forum | Mon Jul 01 08:33:55 EDT 2013 | markhoch

A couple things to look at.. Are you using Pb-Free solder? What are the leads of the SD Connector tinned with? Do you have a thermal profiler to use to verify your oven profile? (If not, you may be able to ask a Sales Rep to come in and assist y

SD Card holder solderability

Electronics Forum | Mon Jul 01 19:43:44 EDT 2013 | kumar_antom

Hi there, Its a lead free process and the paste that we're using is with this alloy composition : Sn,Ag,Cu,Bi,In.... Pls refer to the attached temp.profile.... This is a mirror Pcb....Same components on both A and B side.... A side doesn't have t

AutoProgram V5.25

Electronics Forum | Tue Jul 02 10:26:47 EDT 2013 | dporada

Thanks, the CD fixed that problem. Now I get the message "Environment variable, ApWrk, is not defined." "Exit Windows and set the environment variable before running AutoProgram again." Any ideas how to fix this one? What is the difference betwee


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