650 ipc check answers results

Electronics Forum: ipc check answers (Page 1 of 65)

Coplanarity check

Electronics Forum | Mon Mar 21 22:02:32 EST 2005 | dlkearns1

I'd say you already have some documentation, from the customer requirements, eh? I'd also say that regarless of any "standard", if your customer wants xxmils, give it to them, unless of course you'll have to go "above and beyond" what you think is re

check feeder cpt tracking on SMT lines

Electronics Forum | Fri Jul 16 09:49:25 EDT 1999 | Ronan BERTON

Hello, i'm looking for informations about companies which are using system to verify the loadind of a SMT machine by using barcode (on the slot on the machine & on the reel). I'm in charge of the installation of this kind of system. I expect to have

Re: check feeder cpt tracking on SMT lines

Electronics Forum | Fri Jul 16 11:14:42 EDT 1999 | M Cox

| Hello, | i'm looking for informations about companies which are using system to verify the loadind of a SMT machine by using barcode (on the slot on the machine & on the reel). | I'm in charge of the installation of this kind of system. | I expect

Re: check feeder cpt tracking on SMT lines

Electronics Forum | Fri Jul 16 17:49:06 EDT 1999 | JohnW

| | Hello, | | i'm looking for informations about companies which are using system to verify the loadind of a SMT machine by using barcode (on the slot on the machine & on the reel). | | I'm in charge of the installation of this kind of system. | |

Re: check feeder cpt tracking on SMT lines

Electronics Forum | Mon Jul 26 03:32:31 EDT 1999 | Jason

| | | Hello, | | | i'm looking for informations about companies which are using system to verify the loadind of a SMT machine by using barcode (on the slot on the machine & on the reel). | | | I'm in charge of the installation of this kind of system

Can I apply IPC-610 class 3 workmanship standards to an assembly made with a IPC-600 class 2 PCB?

Electronics Forum | Fri Feb 06 11:11:04 EST 2015 | mascott123

I have asked that same question to a co-chair of the J-STD-001 committee who in turn checked with personnel at IPC. The answer I received is that yes you can apply the Class 3 assembly requirements using a class 2 PWB but the resultant assembly will

SMT Processing and gasketing

Electronics Forum | Tue Nov 11 17:35:08 EST 2008 | davef

SM-840, is a material qualification document only, with all the test requirements applicable only to a defined test coupon, not to production boards. So, it's useless for what you're trying to accomplish. As assemblers use A-610 - Acceptability Of E

PCB assembly bow and twist

Electronics Forum | Thu Dec 26 12:12:55 EST 2013 | igorfo

Dear Friends, I need your help to understand requirements and measurement methods for bow and twist of assembled PCB (PCBA have and SMT and TH components). I already check all posts on the site but didn't found any related to my question answers.

Pin hole

Electronics Forum | Wed Mar 10 18:42:34 EST 2010 | 89jeong

Hello Sir. We also encountered the same pin-hole issue but there was around MLCC.I also looked for some information in technical report and internet, But i failed to get an answer. As you know this pin hole or blow hole is caused by the solder boilin