Electronics Forum: standards (Page 291 of 360)

Re: "Superboy" needs HELP

Electronics Forum | Thu Jun 25 08:24:13 EDT 1998 | Earl Moon

| Sorry Earl but as Superboy's dad I believe that makes me Superman as we did not remove him from the wreckage of a spacecraft. There is quite a bit involved in the FC process. The Kyushu Matsushita Electric Research Labs has been developing Flip C

Re: Re balling BGA

Electronics Forum | Tue May 26 15:05:39 EDT 1998 | Justin Medernach

| | I know it's been covered before, but is there a newest, best way to reball BGA devices. Also, what's the latest rework methodology (pardon my linguistics). | | Earl Moon | Earl: We send the BGAs to a service "re-baller." Dave F | | PSI, 16833

Re: Re balling BGA

Electronics Forum | Tue May 26 18:24:05 EDT 1998 | Earl Moon

| | | I know it's been covered before, but is there a newest, best way to reball BGA devices. Also, what's the latest rework methodology (pardon my linguistics). | | | Earl Moon | | Earl: We send the BGAs to a service "re-baller." Dave F | | | | P

Re: Re balling BGA

Electronics Forum | Wed May 27 11:13:38 EDT 1998 | Justin Medernach

| | | | I know it's been covered before, but is there a newest, best way to reball BGA devices. Also, what's the latest rework methodology (pardon my linguistics). | | | | Earl Moon | | | Earl: We send the BGAs to a service "re-baller." Dave F | |

Re: STATISTICAL PROCESS CONTROL. 6-SIGMA

Electronics Forum | Wed Jan 14 14:36:29 EST 1998 | Mike Cox

Your questions would require volumes of information to answer completely. This is a readers digest version to help you get started volumes Don't rely on inspection as a process indicator of your quality and defect levels. Unfortunately Inspectio

Immersion Silver

Electronics Forum | Fri Jan 11 17:14:13 EST 2002 | davef

We have one product with electroless nickel, immersion silver solderability protection. We do not purport to be experts, but like many things, have seemingly boundless opinions. Side note: There are a least three different [maybe five] imm silver

DPAK land pattern

Electronics Forum | Thu Mar 21 21:21:37 EST 2002 | davef

In the beginning, there was TO-5. And it was good. Flushed with success, they created TO-220. It too was good. Then came SMT. It was better than some things, but then again ... In these early days, there was a haze on the horizon that blocked t

IONIC CLEANLINESS SPEC FOR BARE PWBs

Electronics Forum | Sun May 09 16:25:00 EDT 2004 | gabriele

Military and most commercial standards requires > post-soldered boards to measure less than 10 > �g/in of NaCl (14 when using an Omegameter, 20 > on a Ionagraph, and 37 on a Zero-Ion). > > As Dave > stated, 6.5 �g/in of NaCl is called out in >

Pin Through-Paste with Lead-Free

Electronics Forum | Tue Dec 04 08:34:07 EST 2007 | davef

We no advice to give you on the topic, but maybe while you're waiting for others to reply, reading a trade journal article on the topic might help. Below is a link to "Pin-in-hole reflow (PIHR) and lead-free solder joints" by David Bernard, Bob Willi

Re: Passive SMD components codification

Electronics Forum | Thu Feb 17 22:30:09 EST 2000 | Dave F

Alberto: There's no rules, but it works sorta like this: RESISTORS Usually marked in ohms using a standard code: First two numbers is the value Third number is the multiplier 102 = 1.0 x 10� ohm = 1000 ohm = 1 kW CAPACITOR Usually not marked. When


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