balls

"balls" search results in the Electronics Forums



2883 results found for "balls" in the Electronics Forums

Order by: Relevancy |   Date

Solder Ball Dispersion Test (String Solder)

May 3, 2018 | Our customer is asking for a solder ball dispersion test on our string solder for rework. The do not

Ceramic BGA Balls Move Post Assy

Aug 15, 2012 | If the balls are lead free you need to be running a lead free profile on the oven even if you are ru

BGA Resistor Array Separating from Balls

Jan 18, 2010 | Hello all, One of our resistor arrays is becoming detached from its balls after reflow. This is

Solder Ball and Splash after Hand Soldering

Jul 24, 2009 | Your customer is correct. You are doing something wrong in your hand soldering process. Solder balls

Micro Solder Balls in No Clean Selective Solder Process

Jan 15, 2008 | Yes, the mask finish is prolly the #1 contributor to solder balling. Seen it many times. It's not

Micro Solder Balls in No Clean Selective Solder Process

Jan 15, 2008 | Yes, the previous "non-balling" flux was alcohol based, but very weak activity. We found it was w

Micro Solder Balls in No Clean Selective Solder Process

Jan 9, 2008 | Mask finish is the #1 variable for micro-balling with wave and selective processes. The #2 variab

Micro Solder Balls in No Clean Selective Solder Process

Jan 9, 2008 | Matte solder mask greatly reduces the potential for solder balls, and since you altered the machine

90/10 & Lead Free Solder Balls

Mar 24, 2007 | It's possible that 90/10 is being replaced by LF in many ball suppliers' [Alpha Metals, Kester, AIM]

90/10 & Lead Free Solder Balls

Mar 23, 2007 | Does anyone know where to purchase 90/10 & Lead Free solder balls and kits for BGA Reballing? I'm h

Black Island/Disco Ball Effect on BGA

Jul 14, 2006 | Hello Folks, Has anyone come across this fascinating but undesirable surface appearance of BGA ball

DC-DC Converter with solder ball package

May 26, 2006 | Due to spacing issue, we are considering using power bricks with tin/lead solder ball instead of PTH

Question on Thermal Overstress on BGA Balls During Rework

Mar 29, 2006 | where are your pear shaped balls located? :) you said about 10% of the balls have been affected a

Question on Thermal Overstress on BGA Balls During Rework

Mar 28, 2006 | We profiled the BGA, drilled into center and outer balls. Original profile done this way was not ho

Question on Thermal Overstress on BGA Balls During Rework

Mar 28, 2006 | Hi MLC, did you profiled the BGA itself? I mean detect Temperatures on middle/central ball v

RoHS compliant BGA with SnPb Balls

Jan 17, 2006 | Solder balls that have more than 0,1% PB are not RoHS compliant. It might be RoHS compatible meanin

Precision Auger Dispense Pump

Led testing color sensors