Electronics Forum: sac105 alloy (Page 1 of 1)

Mixed SAC105 and SAC305

Electronics Forum | Thu May 29 13:12:10 EDT 2008 | yam6rider

Just like to know what you guys thoughts regarding mixed alloys. Production run SAC305 and some components are SAC105. So, which profile should you follow. SAC105? or SAC305.

Solder Ball

Electronics Forum | Tue May 14 21:40:23 EDT 2013 | ultimatejoker

What is the different between SAC and LF Solder Alloys?I found out that LF38 is SAC105 and LF45 is SAC305. Is it because LF is some standard international name for particular country?

Solder Ball

Electronics Forum | Tue May 14 21:59:25 EDT 2013 | davef

SAC is a lead free solder alloy. At one time, Nippon Micrometal Corp. (NMC) [158-1, Sayamagahara, Iruma, 358-0032, Japan; +81.4.2934.6101 F+81.4.2934.5454 nmc-net.co.jp] called some of its alloys: LF35, LF45(SAC305), LF38(SAC105) and LF31(SAC405).

SAC105 vs. SAC305

Electronics Forum | Wed Sep 24 19:18:53 EDT 2008 | ratsalad

We had a PCB vendor provide us with SAC105 plated HASL boards. They worked fine on the first pass through reflow. The second pass was not pretty. We couldn't get much of anything to solder to the board. That may not have been the alloy, it could


Electronics Forum | Mon Jan 10 16:58:48 EST 2011 | piter

Hi Ripal it seems that you have problem with compatibility of alloy and quality of solder balls. First check solder alloy form BGA balls what is it?(SAC105,SAC305, etc.) what type of solder paste you use?? third thing is what type of finishing you h


Electronics Forum | Tue Oct 03 17:04:07 EDT 2006 | cuculi54986@yahoo.com

Glenn, What alloy are you using for Pb-free HASL? You say tin copper nickel, but is it SN100C? Against manufacturing engineering's recommendation, my company specified simply "Pb-free HASL" as the finish for our Pb-free PCBs. One of our suppliers


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