Electronics Forum: reball problem (Page 1 of 4)

How to get away jointing problem

Electronics Forum | Mon Apr 04 09:35:16 EDT 2005 | russ

What are the max temp specs for each of the components? this sounds like the real problem with lead free conversion. Which parts are which? Currently we are getting ready to reball lead free BGAs back to lead for a customer that had to be lead free


Electronics Forum | Mon Mar 27 10:44:12 EST 2000 | Brian E. Steelglove

Josue, I know KME or Create makes a BP10 for BGA reballing and a BP20 for CSP. The only problem is that these machines are only used overseas so far. Brian Steelglove

BGA Reflow

Electronics Forum | Thu Jun 09 13:38:16 EDT 2011 | rdubya

You might want to check the components as well, I've seen a similar problem with re-balled parts using the wrong diameter ball. that would also contribute to added solder. good luck

What are the possible causes why BGA would dislodge from the PCB

Electronics Forum | Thu May 03 10:45:27 EDT 2007 | mmjm_1099

Make sure you check to see that they are not lead-free balling and using leaded profile. We had this and had continous problems. We had to send out our BGA to get reballed.

Solder Paste Printing

Electronics Forum | Wed Apr 14 14:28:32 EDT 2021 | lpbro

My first move is inspect the blades, swap the blades around and re-balance the blades to see if it is a problem that corresponds with a specific blade. Also try a different pair of blades. Full restart on the printer incase of an odd software problem

Regarding BGA Pad Lifting

Electronics Forum | Wed Mar 01 02:10:05 EST 2017 | soldertraining

Hi! I am Bob and pls forgive me if technical words I use are wrong. What may cause the BGA solder pad lift before or after reball? I am having problems where solder pad lifted during removal of bad solder ball. It also occurred during reball, where t

Solder Paste for Thermal Cycling application (-40 to 150 Degree Celcius)

Electronics Forum | Sat Aug 03 03:28:16 EDT 2019 | alexeyzb

We use SNPb for such applications (PCBA for aircraft). We tried SAC305 but recieve no good quality, so now only SNPb. If you will find good solution - please write. Because now we have some problems with BGA - no SNPb balls. And need to reball (addit

90/10 & Lead Free Solder Balls

Electronics Forum | Fri Mar 23 15:33:53 EDT 2007 | ppcbs

Does anyone know where to purchase 90/10 & Lead Free solder balls and kits for BGA Reballing? I'm having service problems with my current vendor who decided that they no longer wish to sell 90/10 balls, can't take in an order without a quote, and ca

Re: Poor soldering on Motorola 357 PBGA

Electronics Forum | Thu Nov 02 22:05:55 EST 2000 | Dason C

Chris, can we share some more information? I am running Motorola 357 BGA with PN XPC860MHZP50C and the problem for me is a large amount of void (checked by 5DX). I checked the ball surface and found some sketch on every single ball (it may caused by

BGA Reballing

Electronics Forum | Wed Dec 07 16:01:45 EST 2005 | JP

I am attempting to reball some PBGA's with no luck. The problem is getting the solder spheres to sit in the stencil apertures and removing excess spheres. I apply light amount of flux to pads of a BGA, align a stencil over a BGA, then pour solder s

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