Electronics Forum: enepig replace hard gold (Page 1 of 1)

PCB Design Question - Hard gold or ENIG for keypad button contacts

Electronics Forum | Tue Feb 21 03:20:57 EST 2017 | pcbcart

We're a custom PCB manufacturing services provider based in China and we have made many high quality circuit boards for high end products. Based on your project requirements and our years' experience, we are positive that ENIG is totally sufficient.

Changing Ni/Au finish to HASL lead free

Electronics Forum | Tue Jan 04 10:37:48 EST 2011 | johanhuizing

Hi Mike, We only are using ENIG not hard gold, we are using edge contacts but the connectors will only be removed if the product is being replaced, normal life time for the equipment where the electronics is build-in is 15 years. Also the electronic

Gold Surface Finish on PCB's

Electronics Forum | Wed Dec 14 07:34:33 EST 2005 | davef

Mike Ozzy If I came to your house, I wouldn't punch you. I'd make you buy me beer. Vern Solberg; Tessera Technologies Inc., 3099 Orchard Dr, San Jose, CA 95134; 408 568 3734 F408 894 0768 vsolberg at tessera dot com. If that doesn't work try: Tes

Re: Tin-Lead thickness on PWB's

Electronics Forum | Mon May 18 22:54:04 EDT 1998 | Dave F

.025" pitch so the only problem we run into is too much HASL on the adhesive side causing improper glue dispense. | | As Earl keeps saying HASL thickness is hard to impossible to control. I think we need to look hard at OSP's again but then you get

Re: Tin-Lead thickness on PWB's

Electronics Forum | Mon May 18 20:57:06 EDT 1998 | Earl Moon

.025" pitch so the only problem we run into is too much HASL on the adhesive side causing improper glue dispense. | As Earl keeps saying HASL thickness is hard to impossible to control. I think we need to look hard at OSP's again but then you get in

Re: Soldering to Gold

Electronics Forum | Sat Sep 18 12:27:21 EDT 1999 | Earl Moon

| | | Dave, I'll respond by paragraph: | | | | | Brian: | | | | I like Ag2 also. I prefer it over both 63/37 and 60/40, if the price is not a factor. Yes, gold rips through eutectic and near-eutectic solders like habanero slathered shiitake

Re: Soldering to Gold

Electronics Forum | Sat Sep 18 13:05:57 EDT 1999 | Brian

| | | | | | Dave, I'll respond by paragraph: | | | | | | | Brian: | | | | | | I like Ag2 also. I prefer it over both 63/37 and 60/40, if the price is not a factor. Yes, gold rips through eutectic and near-eutectic solders like habanero slath

Re: Soldering to Gold

Electronics Forum | Sat Sep 18 14:37:00 EDT 1999 | Earl Moon

| | | | | | | | | Dave, I'll respond by paragraph: | | | | | | | | | Brian: | | | | | | | | I like Ag2 also. I prefer it over both 63/37 and 60/40, if the price is not a factor. Yes, gold rips through eutectic and near-eutectic solders like

Gold coated spring contacts

Electronics Forum | Wed May 30 17:49:49 EDT 2001 | davef

You are correct. IPC wants you to pay for that standard, regardless if you get a hard copy or download it. Generally, it�s pretty boring stuff for production types. [Although, you will recognize some of the goofy things your designers have done to

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