Electronics Forum: what (Page 506 of 1843)

Reflow solder issues with 6pin SOT's

Electronics Forum | Tue Aug 09 12:09:26 EDT 2005 | mtd

I am having reflow issues with small 6 pin SOT's. The joints on these components still look like solder paste after the reflow oven. I have tried adjusting the profile on forced air oven. Any recommendations as what to change in the profile or proces

Flat ribbon lead ?

Electronics Forum | Thu Aug 11 14:10:31 EDT 2005 | kmorris

Okay....we're all familiar with "J" leads and "Gull wing" leads on SMT components.....can anyone elighten me on what a "flat ribbon" lead is?? Can you supply a picture? Thanks in advance.

Dektec Soldering Gear

Electronics Forum | Thu Aug 18 10:18:04 EDT 2005 | Allen

I am not sure what their plan is for Europe but can make enquiry. All the Chinese suppliers are trying and will probably adopt an Asian model. That means there will be many points of entry and a few major distributors covering sales and service.

US based Fast Turn board shop

Electronics Forum | Tue Aug 16 10:14:33 EDT 2005 | FW

I can recommend one in Toronto Canada. What type of qtys are u expecting? Regards, FW

White Residues

Electronics Forum | Wed Aug 17 17:41:58 EDT 2005 | Kris

What is the surface finish of the board ? Some flux are known to react with certain type of board chemistry. Have you verified the compatibility of your solder mask and flux ?

QFP Solder PROBLEM

Electronics Forum | Mon Aug 29 10:18:14 EDT 2005 | Just a Viewer

Hi, Wanna to know if you have extra boad (Solder Sample) and extra parts to waste ??? If so, place the parts in all different angle on your solder sample boards... see what going to happens ???

Water

Electronics Forum | Fri Aug 19 08:41:04 EDT 2005 | davef

If these are these bare [or partially assembled] boards, baking probably will not hurt, as long as the bake is not excessive. If these are these assembled boards, baking probably will not accomplish much. What is the source of this water? If it's

Matrix Trays

Electronics Forum | Fri Aug 19 15:00:39 EDT 2005 | bigdaddysoy9

Hello, What checks do you guys have in place to ensure operators don't load trays into the machine backwards?

S.I.R. Of PCB

Electronics Forum | Tue Aug 23 08:06:28 EDT 2005 | mskler

Hi every body. I want to know acbout S.I.R. of PCB . What it should be & how we can measure? Is for diffrent frequencies application board it is diffrent? Please suggest.

High temp grease needed

Electronics Forum | Mon Aug 29 10:33:55 EDT 2005 | SuMoTe

The NMG No Melt is what I currently use. I hadn't thought of replacing it with an oil. Will try it and see how it goes. Thanks for the replies.


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