Electronics Forum | Thu Oct 19 00:54:26 EDT 2000 | PeteC
Top side temp. is 97C before the wave. No, we don't have the IR lamp on; we did try it though with no positive change. Solder alloy Multicore 63/37 Other boards run better. This one is the worse. We have not had good success eliminating bridges on SM
Electronics Forum | Fri Oct 06 09:25:57 EDT 2000 | Kev Head
Most places I've seen don't do anything special. But then again most places only have chip components on the bottom of their boards along with some thru-hole. The best way to find out if you are going to delaminate is to talk to the board manufactu
Electronics Forum | Mon Oct 02 13:58:42 EDT 2000 | Cory Miller
TSL America, Inc. has a registration with SMTnet. The original person who entered this has left the company and I need to update the listing and wish to enhance what is shown for several recent improvements. Can someone provide me advice on how bes
Electronics Forum | Tue Sep 19 22:15:53 EDT 2000 | Sophia
Hi guys, I have been working in the SMT pick and place process for five years, and now I'm responsible for the solder paste printing process, and one thing that I notice is that the actual process that we have is to poor, actually our main defects a
Electronics Forum | Tue Sep 19 11:28:09 EDT 2000 | Wolfgang Busko
Mikeal�s approach is one of the more cautious ones. IPC/JEDEC J-STD-033 clause 8.6 talks about 200�C body-temperature not to be exceeded and how it�s best measured. If you go for that method and you made sure that in your wavesoldering (that�s what
Electronics Forum | Tue Sep 05 07:38:36 EDT 2000 | JAX
Daniel, I think JOHN and Ramot have some good ideas but I guess I am a little confused. How have you placed BGA's or QFP's in the past. If you are just starting to place them and believe you will continue to in the future, you need to start looki
Electronics Forum | Fri Aug 25 18:27:45 EDT 2000 | Dave F
who makes the best conveyor?? - g cronin 10:50:56 05/15/2000 2 One used conveyor supplier is => Tech-Mation International 952 Alton Parkway Irondale, Al 35210 205-833-4277 (fax) 4377 Phil Higgins, Mathew Bennett (sales) Eric Ford (sales) tiusa@bell
Electronics Forum | Mon Aug 07 07:59:49 EDT 2000 | John S
Dave, What type of wave solder are you using? How are the t-sots oriented relative to the direction of travel? You will get the best results with them oriented with the length of the body parallel to the direction of travel. You want the leads or
Electronics Forum | Tue Jul 25 20:36:08 EDT 2000 | Jason
What type of machine are you placing the PLCC68 with? We place PLCC84 on a Fuji QP242 and we use Hover-Davis electronic feeders. They are expensive but worth the money as you can change the pitch to many setting as long as the width remains the sam
Electronics Forum | Thu Jul 20 15:35:32 EDT 2000 | Bob Willis
Well it seems that every one has gone to lunch on the Bob Willis Forum so here are the winners of the Free �Lead Free Soldering Cook Book� Interactive CD ROMs for the best of most questions during the first few hours of the session. All you need to d