Electronics Forum: cu leadframe (Page 1 of 1)

SOIC8L HD leadframe

Electronics Forum | Wed Jun 26 22:05:35 EDT 2019 | SMTA-Chi Hong

Hello all, Recently there is component SOIC8L HD leadframe with the exposed Cu on shoulder side and lead tip. Is anyone have experience running with this type of component?Thanks

Poor Solderability on TSOPs with Alloy 42 Leadframes

Electronics Forum | Wed Jun 22 09:12:57 EDT 2005 | bsudak

Our manufacturing site has been struggling with soldering Alloy 42 TSOPs. Currently, we have to hand solder in one of our applications. Here are the particulars. Component: 54 leads, Sn plated, 400microinches +/-200. Process: Eutectic 63/37 Sn/Pb

What is Cu-EFTEC 64T?

Electronics Forum | Thu May 06 17:23:02 EDT 2004 | davef

Ah, here it is: EFTEC-64T. A commercial leadframe material with the nominal composition of Cu-0.3Cr-0.25Sn-0.2Zn

non-wetting

Electronics Forum | Fri May 17 22:25:51 EDT 2002 | xzinxzin

*the other components are 0402 and SOIC 16, the solderability were good. *the protection on the terminations of microleadframe package is Cu(copper),somebody call that leadless leadframe package(LLP). *the time above 210 deg C is about 10 sec. *I us

non-wetting

Electronics Forum | Tue May 21 06:33:37 EDT 2002 | hayashi

*the other components are 0402 and SOIC 16, the > solderability were good. *the protection on the > terminations of microleadframe package is > Cu(copper),somebody call that leadless leadframe > package(LLP). *the time above 210 deg C is about

aluminium wire bonding on Electroless Nickel + Immersion gold

Electronics Forum | Mon Aug 27 15:06:29 EDT 2001 | davef

This otta push Wolfgang over the top ... Recommended reading G.G. Harman, Wire Bonding in Microelectronics : Materials, Processes, Reliability, and Yield, 2nd edition, McGraw-Hill Electronic Packaging and Interconnection Series, 1997. G.G. Harman, R

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