solder problem

"solder problem" search results in the Electronics Forums



4991 results found for "solder problem" in the Electronics Forums

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Trying to solder on the solder destination to fill PTHs. Does any IPC standard have requirements for this?

Nov 26, 2018 | The problem you create by soldering from solder destination side (presuming you have already soldere

Golden Finger contamination with Solder after reflow

Nov 13, 2017 | Hi David, thanks for reply We did doing some study, most properly this problem was due to reflow p

Thermal Pads Soldering Worry, can anybody help?

Jul 24, 2017 | In fact, we can solve this problem easily. AOI only check whether the IC is soldered well. But we ca

grey appearance on solder joints after batch cleaning

Mar 12, 2014 | The grey solder joint appearance in the picture looks to be due to chemistry etching the joints. Thi

Is there any good articles to read on solder paste?

May 28, 2013 | Hi Eric, your problem looks like a printing issue - if the part(or group of leads) missing solder

Wave solder flow over back plate

Feb 22, 2013 | Caurbach, Higher preheat and longer dwelltime will fix your problem.

MQFP soldering issues - how can I improve?

Aug 22, 2011 | No, don't put weight on it. If the part is really "floating" on the solder and not wetting properly

MQFP soldering issues - how can I improve?

Aug 19, 2011 | I got this MQFP-144 and the soldering looks always very flimsy. I think I use a suitable leaded

Black color solder wetting after reflow

May 5, 2011 | Hi Davef The problem shows up on * random location including component pads * all PCB and differ

Black color solder wetting after reflow

May 3, 2011 | Can we talk some to better understand the scope and breadth of the problem? * From your picture, it

Solder paste transfer from jar to cartridge

May 13, 2010 | Thank you everyone, I realise the problems now and the whole exercise might not be worth the money s

Solder paste transfer from jar to cartridge

May 13, 2010 | The problems that could be introduced by attempting to transfer paste into alternate containers far

solder question on crystal in DFN style package

Apr 5, 2010 | I have been using this series with AIM SnPb no-clean paste without problems.

Bubbles on solder joint(after conformal coating curing)

Dec 18, 2009 | dave, where I work they are having the same problems with 1B31 acrylic. The coating thickness is 6-8

Diff between 2 lead free solder pastes

Aug 11, 2009 | Guys I have a question since the ever present problem with the crack switch we had to change to a lo

SN100C Selective Solder Voiding

Nov 11, 2008 | Thats the problem residual residue from HASL fluxes Lead free especially are worse.Very hygroscopic

Steps to Convert SAC305 Wave Solder Pot to SN100C

Sep 29, 2008 | I was wondering if someone could tell me the steps they went through to convert a SAC305 Wave Solder

62sn 36pb 2 solder

Sep 10, 2008 | Strange we use the 179~C eutectic 62/36/2 solder paste as standard in Europe. It is indeed 2% Ag in

62sn 36pb 2 solder

Sep 10, 2008 |

soldering ROHS boards with sn/pb components

Aug 27, 2008 | We use immersion tin boards and ENIG with Sn63Pb37 with no problems. We did have to tweak the profi

Solder Open/Mild Tombstone on 1206 LED

Aug 21, 2008 | I have had a similar problem as this. But, not on that particular type of component. Have your m

Solder Open/Mild Tombstone on 1206 LED

Aug 21, 2008 | Mild tombstoning on 1206 Kingbright LED. Has anyone seen this problem and have any suggestions in r

solder paste alloy effect on high frequency board

Oct 11, 2007 | Lots of papers out there on HiFreq circuits and the effects of solder paste residue. Google Dr. Kare

IEC - 60601 compliant LF-NC Wire Solder

Jun 7, 2007 | Chris, You say see attachment, does that mean you have a picture of the spot that causes problems

IEC - 60601 compliant LF-NC Wire Solder

Jun 1, 2007 | Im having problems with electromigration post a IEC - 60601 test (95% humidity for 48 hours). Im lo

IEC - 60601 compliant LF-NC Wire Solder

Jun 1, 2007 | Im having problems with electromigration post a IEC - 60601 test (95% humidity for 48 hours). Im lo

Ag/Pd termination, reflow soldering issues

Apr 4, 2007 | Pavel, We had exactly the same kind of problem with exactly the same type of component. Our compo

Hand Solder tips deterioration - No-Lead Pb

Dec 28, 2006 | WE are experiencing a faster than usual deterioration of solder tips. We have been conducting a cos

BGA ball crack at pad/solder ball interface

Dec 7, 2006 | I wuld say it is attachment method and post install force that is the problem not the size of the he

Stress Free ,Lead Free Wave Soldering

May 18, 2006 | No more corrosion or contamination problems. All parts manufactured from titanium. Please visit h

leadfree solder content to avoid wire being thin

Feb 28, 2006 | I just went through the same problem. We have an inductor that is made with a bundle of 30-strands o

what is the cause of green decay on the soldered wires

Dec 10, 2005 | I have seen a similar problem once about 15 yrs ago. Someone decided to try a water wash flux for ti

what is the cause of green decay on the soldered wires

Dec 7, 2005 | I have seen problems similar to this caused by too high concentration of cleaning solution used in u

Reflow soldering of 208-RQFP-0.5mm

Oct 31, 2005 | The only problems I've ever had with 208's shifting out of alignment was with a board with too much

Urgent!! ... AI process after SMD Reflow Soldering

Sep 15, 2005 | hi Steve/Pete, Thank for your email to affirming our current mounting and soldering flow! In fact

Very fishy missing solder paste issue

Jul 19, 2005 | We have had this problem with one of our machine although it is not a Mydata. We had to reduce the

best reflow oven

Flying Probe Probe Tester with AOI