Electronics Forum: have (Page 1191 of 3473)

Lead Free soldering profile for SMT

Electronics Forum | Fri Jun 06 10:47:27 EDT 2003 | Marc Peo

Kevin, Agree with John's thoughts on profiling and the max temp of 240 degrees in particular. To add to it a bit we have seen the following parameters put in place at many assembly houses to protect against overcooking the components: --Time above

Clean Solder paste

Electronics Forum | Thu Jun 12 04:54:45 EDT 2003 | ronih

I need active solder paste to overcome solderability problems - I believe it have to be washed out, the issue is not the cleaning process only the paste (flux) activity level.

Wave soldering profiling

Electronics Forum | Thu Jun 12 20:16:33 EDT 2003 | danhui888

Try using ECD Wave Rider. This system will helps you on taking the parameter of the machines. It will helps you. Let me have your eamil ID so that I can send some information to you with an attachment. Regards Danny Hui

Wave soldering profiling

Electronics Forum | Wed Apr 14 20:48:43 EDT 2004 | Ken

Just a thought.... Some Fluxes require temperatures upto 260F (127C). Are you using water based flux or solvent (alcohol). I have noticed that many wave machines are NOT capable of preheating adequately when using water based materials. This can

Transistors on CS400E locator machine

Electronics Forum | Tue Jun 10 14:33:11 EDT 2003 | dougt

Contact Systems has a forum that you can post questions like this on http://www.contactsystems.com You have to register but it's free. Look under support.

Alpha vs Sterling Imersion Silver

Electronics Forum | Tue Jun 10 16:11:19 EDT 2003 | Fred Matthews

Entering the world of Electrolysis Imersion Silver as a board finish. Have two customers...one using Alpha and the other using Sterling as the silver used in the process. What are the differences? What are the process hits (if any) for the two? Any

Automation Equipment Registration Fees

Electronics Forum | Thu Jun 12 14:49:33 EDT 2003 | bubbacott

Jason I am an equipment buyer part of my job is to be knowlegable in every make and model we look at, registration is a calculable cost going in before penny one is spent many brokers and oem's know who I am and I will rage about registration, howeve

BGA inspection scope - Visual

Electronics Forum | Thu Jun 19 13:39:47 EDT 2003 | Steve

So how much clearance between components (in mm) does the Ersascope require? What if you have caps around (2-3mm from the BGA's edge) a BGA . . . is it necessary to remove them prior to inspection of the BGA?

BGA inspection scope - Visual

Electronics Forum | Tue Jul 01 14:28:29 EDT 2003 | rgustafson

I agree with the idea of having an outside company look at these parts. How can I find out who offers this type of service?

Reflow process

Electronics Forum | Thu Jun 19 08:00:41 EDT 2003 | shaun

what type of oven do you have . How many zones? and what are the board attributes sizes. We run alot of doublesided reflow with BGA. maybe I can help


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