Electronics Forum: rework (Page 71 of 293)

SRT BGA Rework

Electronics Forum | Fri Dec 18 00:48:35 EST 1998 | Mr Mariscal

I have developing a BGA Process and having problems with 310 IO PBGA reflowing. I am achieving good wetting exept 2 to 5 balls on the outer perimeter I have a good profile my air flow is set per mfg spec, the stange thing is that it does not happ

SRT BGA Rework

Electronics Forum | Fri Dec 18 00:49:43 EST 1998 | Mr Mariscal

I have been developing a BGA Process and are having problems with a 310 IO PBGA reflowing. I am achieving good wetting exept 2 to 5 balls on the outer perimeter I have a good profile my air flow is set per mfg spec, the strange thing is that it does

Re: dispensing paste for rework

Electronics Forum | Sat Jul 10 12:18:10 EDT 1999 | Steve

Has anybody successfully used an automated dispensing system to put solder paste dots on .5 mm pitch pads?? I need to replace some Meritec tsop sockets and I don't want to use the single site stencils for .5 mm parts. Try http://www.winslowaut

Re: BGA Rework options

Electronics Forum | Thu Feb 03 16:51:54 EST 2000 | Doug Philbrick

I have used a PDR I.R. machine for BGA repair and I personally liked it. The two big features I liked were no special tooling and it has a IR temp probe that is closed loop and will keep the temp where you programmed it. The vision allignment works w

Re: BGA Rework options

Electronics Forum | Fri Feb 04 13:25:31 EST 2000 | DSK

We are using an A.P.E. Sniper Split Vision System and are very happy with it's ease of operation and capabilities. It uses very low velocity air so we have zero problems with parts being blown off the board. Another reason we went with the Sniper

Cost of solder joint rework

Electronics Forum | Thu Jun 01 21:59:10 EDT 2000 | Ray Chartrand

Does anyone know the current cost to repair a defective solder joint? I seem to recall a number quoted a few years ago of $1.03 per joint with burden of overhead. I've also seen numbers from 50 cents to 50 dollars per joint.

BGA Rework Equipment

Electronics Forum | Tue Jul 24 20:06:44 EDT 2001 | davef

Consider being surprised if equivalent machines are less expensive. Air-Vac Engineering and Conceptronics make excellent machines. Alternatives are: * Buy a used or demo SRT-1100. * Buy a SRT-1000. * Buy a machine that you can afford, and figure-ou

BGA Rework Equipment

Electronics Forum | Wed Jul 25 12:58:04 EDT 2001 | BGA rework expert

A key factor is underside Pre Heater ----- Conceptronics makes the best in terms of IR Preheat----- Most machines have forced convection from the top and bottom --- the preheater is the key on larger more dense boards. Placement accuracy is also bett

Re: BGA Rework

Electronics Forum | Fri Dec 19 14:58:35 EST 1997 | Chris Haynes

I work in a R&D, low volume assembly lab. Can anyone tell me what type of equipment works well or doesn't work on removing and replacing BGA/CBGA's? Check out www.srtonline.com for online brochures etc. If you have any questions call 978-3

Rework using flux pens

Electronics Forum | Mon Jan 07 13:06:16 EST 2002 | mregalia

My company has been doing its hand soldering using drip bottles for application of no-clean flux. This has created quite a few problems, especially on our microwave boards. I want to convert us over to flux pens. Does anyone have any suggestions or c


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