solder problem

"solder problem" search results in the Electronics Forums

4989 results found for "solder problem" in the Electronics Forums

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QFN welding problem by reflux oven 10 zones

Feb 20, 2020 | Hello, The oven profil is not the solution! The only solution for the solder mount on the side is t

MPM Momentum Screen Printer Paste Inspection problem

May 13, 2019 | I am having the same problem with the MPM Accela solder paste printer machine. If the fiducials ar

Vitronics Delta wave 6622c problems

Oct 19, 2015 | Hello all, I have a problem with the wave 6622c . The temperature of solder pot and preaheating

Lite-On side looking LED assembly problems

May 30, 2014 | Starting with the manufacturers layout is a good start. Tilted parts, bad solder joints, sounds lik

AOI-problems lifted lead on qfp-100

Oct 2, 2010 | Thanks for your feedback, both of you. But my problem is that we have high mix and low volume its ob

AOI-problems lifted lead on qfp-100

Oct 1, 2010 | Your real problem is further upstream. The limitations of your AOI aside, first find out why your l

ERSA EWS330 >>Intermittent restart problem

Aug 26, 2009 | Hello, Facing a problem intermittently . ERSA EWS 330 wave solder machine is restarting in conti

conformal coating - masking problem with ammonia

May 15, 2009 | Ammonia based masks can create solderability issues after they are removed. You can get non-ammonia

Problems to use lead free paste in PCB with Pb

Feb 1, 2009 | The concern about lead contamination of lead-free solder has to with zone refining. For more, look h

Problems to use lead free paste in PCB with Pb

Jan 30, 2009 | Buenas dias Jos´┐Ż, It shoul not be a problem. We had situation like that when in the early 2006 t

Problems to use lead free paste in PCB with Pb

Jan 30, 2009 | Dear Sir. Recently we had a problem in our production. We had pcbs with no RoHs (with solder Pb in

XBOX 360, BGA ball problem?

Oct 26, 2007 | Even a proper solder joint will fail if the rite stresses are applied to it. Sounds like you have a

SN100C wetting problems

Jul 31, 2007 |

SN100C wetting problems

Jul 16, 2007 |

SN100C wetting problems

Jul 13, 2007 |

SN100C wetting problems

Jul 13, 2007 | There are a lot of areas that could be leading to this problem. We have some of these issues on some

Hitachy QFP 256 leads problems

Mar 20, 2007 | Some causes of skewing. If you have exhausted all mechanical problems for that head. Pickup data

Problems with Maxim TQFN 38 pin part

Mar 14, 2007 | There is an approximate 1W dissipation and has a 2 sq in area below part on solder side as a heat si

Problems with Maxim TQFN 38 pin part

Mar 13, 2007 | Hi, We solder a part almost identical to this without problems. Could it be your airflow in your

Voids problem in Lead free process

Oct 5, 2006 | Hello all, We have problem with voids in one of our product. We are soldering IC (package SO8

would like any input on MPM problems

Sep 24, 2006 | I want machines that have all interior surfaces teflon coated. Easy cleanup of solder spills!

Film Chip Capacitor reflow problems

Sep 8, 2006 | We had problems with Panasonic film caps with a previous employer. The first step was to use their r

Film Chip Capacitor reflow problems

Sep 8, 2006 | We are incurring problems with Film Chip Capacitors with reflow issues. Some of the parts are misal

Gold Flash with QFN28 problem

Mar 30, 2006 | So you have solder balls at the outer edge of the part right where the pad goes underneath? If so y

Lead process with Lead-free capacitors....any problems?

Jan 14, 2006 | Has anyone experienced problems soldering Kemet lead-free ceramic capaciotrs will still using the ol


Oct 31, 2005 |

Problems with .45 mil ball diameter BGA....

Apr 27, 2005 | One thing that may have been over looked: Not all solder pastes are created equal. Period. The

Indium NC-SMQ92J paste problems

Apr 28, 2004 | Yes we are using a 7 zone and a ramp to spike. How do you handle your solder paste and what printing

pcb assembly equipment - robotek

 Reflow System