Electronics Forum | Thu Apr 13 07:30:09 EDT 2000 | Christopher Lampron
I agree with Nick. You should check with the manufacturer to determine what type of plating is used on the components and see if the manufacturer has any recomendations on materials that may help. If no exotic materials are used, the culprit is most
Electronics Forum | Tue Apr 11 20:48:26 EDT 2000 | Dave F
Donnie: Chrys wrote two excellent commentaries of the wave rider that are in the SMTnet archives. Yano the key thing for me in this? If you can't figure the usefulness of the wave rider, I imagine you either have: 1 Developed alternate approaches
Electronics Forum | Fri Apr 07 16:04:34 EDT 2000 | John
Anyone out there using solder paste (dispense) on through hole technology parts? I would like to know how it's working out for you. Which method or technique are you using? Have you ever tried to dispense on the component side and place through the d
Electronics Forum | Thu Apr 20 08:50:58 EDT 2000 | Mike Keogh
Ref.message from Chris McDonald,CORRECTION... VTECH SMT LTD. of Stirling, Scotland are an award winning supplier to major 'Blue Chip' companies and should in no way be confused with V-Tek inc. as intimated in chris's message. To date we have never su
Electronics Forum | Thu Mar 23 00:47:00 EST 2000 | Donnie DeYoung
Mark, If you find out anything please let me know. The only way we do it is by hand using a slotted spoon and dumping the lead and dross into a 3 gallon bucket and having it taken off site and recycled. It's a pain in the neck, and I don't like we
Electronics Forum | Wed Mar 22 14:17:53 EST 2000 | Paul Peterson
We're considering upgrading our existing Asymtek to the new Jet dispensing model. I would like to get feedback regarding robustness of this Jet dispenser, does it need more cleaning, how's the consistency, ect. If anyone has input for me I would appr
Electronics Forum | Mon Mar 20 08:50:47 EST 2000 | Dave F
Scott: Pyros don't like to be heated, so soldering should be done as quickly as possible. Other tips are: * Keep pyro leads long. * Apply solder to the ends of leads. * Heatsink the lead, while soldering by holding the lead with a pair of pliers
Electronics Forum | Tue Mar 14 05:02:35 EST 2000 | emmanuel
I am to implement PBGA, and i am looking for PCB surface finish informations. A lot of technical reports are specifing NiAu finishing because of flatness property. Because of leads shape, I though that BGA doesn't need flat pads like QFP. Is it false
Electronics Forum | Mon Mar 13 15:35:32 EST 2000 | Ioan
Stu, it is good you know that there are limitations and you want everything. Wish our designers work like that. So, the limitations we impose are dictated by the rails of the insertion and dispensing machines. Normally a .150" keepout will make a s
Electronics Forum | Mon Mar 20 22:33:08 EST 2000 | RJJOHNSON
Cim system is what we used on cp6 d axis tables.It worked very well.I liked it and it was for pre run and during run feeder feeding.Uses a barcode reader and reads bottom of d axis where barcode are to match what is assigned to a slot by pre scanning
