Electronics Forum: embrittlement military (Page 1 of 1)

Soldering to hard gold

Electronics Forum | Mon May 06 12:20:09 EDT 2013 | davef

Gold in solder alloys can be brittle. We always used to talk about keeping gold LT 3% in order to avoid embrittlement. Some military contracts require removal of gold from soldered contacts. Adding gold to a solder alloy that you're familiar with wi

Re: BGA and Gold Boards

Electronics Forum | Fri Jun 19 14:25:24 EDT 1998 | Earl Moon

| | Has anyone had experience with placing BGA on gold plated boards. I thought I read a while ago there was a problem with embrittlment causing cracked joints. If anyone has experience with this your feedback would be great. | | Mike | There has b

Re: Gold plated components - solderability issue

Electronics Forum | Mon Mar 30 07:41:06 EST 1998 | Earl Moon

| Hi, | We have encountered de-wetting issues with gold plated components( SMT LEDs ). | The problem comes and go and we yet to locate the root cause ( process, component or solder paste etc ). | The rest of the components on the boards are not havi

Re: Soldering to Gold

Electronics Forum | Fri Sep 17 06:01:12 EDT 1999 | Earl Moon

| | We have some SMT components with gold plated leads. They're actually LCC led packages. A good solder alloy to use would be Indium / Lead to reduce tin dissolution into the gold and avoid the resultant brittle intermetallic compound. However, a re

Re: Soldering to Gold

Electronics Forum | Fri Sep 17 09:54:40 EDT 1999 | Brian

| | | We have some SMT components with gold plated leads. They're actually LCC led packages. A good solder alloy to use would be Indium / Lead to reduce tin dissolution into the gold and avoid the resultant brittle intermetallic compound. However, a

Re: Soldering to Gold

Electronics Forum | Fri Sep 17 10:09:17 EDT 1999 | Earl Moon

| | | | We have some SMT components with gold plated leads. They're actually LCC led packages. A good solder alloy to use would be Indium / Lead to reduce tin dissolution into the gold and avoid the resultant brittle intermetallic compound. However,

  1  

embrittlement military searches for Companies, Equipment, Machines, Suppliers & Information

Circuit Board, PCB Assembly & electronics manufacturing service provider

Software programs for SMT placement and AOI Inspection machines from CAD or Gerber.
IPC Training & Certification - Blackfox

Reflow Soldering 101 Training Course
best pcb reflow oven

Wave Soldering 101 Training Course
SMT feeders

Software for SMT placement & AOI - Free Download.
Hot selling SMT spare parts and professional SMT machine solutions

Private label coffee for your company - your logo & message on each bag!