Electronics Forum: soldered (Page 552 of 2099)

Re: Component solderability problems TO263 package

Electronics Forum | Thu Aug 10 21:25:57 EDT 2000 | Dave F

Charles: Thank you for closure. It's nice to learn the answer.

Re: Wave soldering machine

Electronics Forum | Fri Jul 28 13:28:15 EDT 2000 | Claudine Corda

Technical Devices in Calif also makes a 24" wave. -Claudine

Re: wave solder bridges

Electronics Forum | Fri Jul 28 07:35:27 EDT 2000 | KamranT

God bless the Airknife!

Re: Wave solder of TQFPs

Electronics Forum | Wed Jul 19 17:34:25 EDT 2000 | Deon Nungaray

Craig, I'd be really hesitant in pursuing this method for a TQFP. Remember, most SMD's are rated for a maximum rising slope of around 4C/Sec. Immersing a fragile TQFP in a hot wave of molten solder will probably exceed this ramp up rate. Besides thi

Solder Joint

Electronics Forum | Wed Jul 05 08:26:16 EDT 2000 | Sal

Has anyone had any experience in soldering Surface mount coils. These design of these coils is about 20 years old ( Phillips ), these coils are fitted on a power supply board, and because of the high amount of current flowing through the coil the sol

Re: ERSA Selective Soldering Machine

Electronics Forum | Wed Jun 21 10:06:19 EDT 2000 | ehab

I believe the training was just a couple days after the installation. It really depends on how many people will be trained and previous machine programming experience. Programming the machine is not that hard; however, it's time consuming sometime.

Re: double sided reflow

Electronics Forum | Tue Jun 13 21:53:31 EDT 2000 | Dave F

This site is dedicated to double sided reflow and solder balls. Wasssup?

wave solder

Electronics Forum | Mon Jun 12 10:57:51 EDT 2000 | Jason

I am new to wave soldering. Any information is greatly welcomed. Here is the problem. After soldering the boards they have a film on the bottom of them and sometimes a white powder looking substance. I have tried decreasing the amount of flux on

Found solder bridging under SMT Chip of Wave process

Electronics Forum | Tue May 23 09:01:21 EDT 2000 | Wirat S.

Dear all friend, I found problem of soldering bridging between SMT Chip terminal & Glue , but under the chip body. My process was double side SMT assembly with bottom side adhesive & heat curing, then wave soldering with water soluble flux (OS type)

Re: Intermetallics and reflow profile

Electronics Forum | Wed May 03 20:24:22 EDT 2000 | Dave F

MF: I know of nothing that addresses your question directly. Let me suggest: * Technical types at your solder supplier should be able to help. * "Effect Of Intermetallic Compounds On The Thermal Fatigue Of Surface Mount Solder Joints" PL Tu, et a


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