Electronics Forum: pass (Page 3 of 142)

IC marking unclear after pass reflow

Electronics Forum | Tue Apr 01 09:46:26 EDT 2008 | patsama_n

Thank you for kindness advice. From the result of IC after pass the reflow process. The color of letter will change to similar color of material compound of IC. Then when we inspection by AOI machine, we have many problem about high fault reject rate

IC marking unclear after pass reflow

Electronics Forum | Wed Apr 02 09:56:59 EDT 2008 | patsama_n

Every time to create new AOI program we must manual set at bright lighting level for each component. then this case we think the parameter of AOI setting it not concern for this problem due to the golden board that we use to confirm machine before st

what kind of material can pass through smt process?

Electronics Forum | Mon Dec 28 19:07:38 EST 1998 | flag

can some kind of through hole type connector pass through the smt process (with IR technology)???? the temperature factor or material factor?????

Re: what kind of material can pass through smt process?

Electronics Forum | Tue Dec 29 03:37:09 EST 1998 | John W

can some kind of through hole type connector pass through the smt process (with IR technology)???? the temperature factor or material factor????? There's a company called Samtec (web site is www.samtec.com) who can provide these.They have a

Re: what kind of material can pass through smt process?

Electronics Forum | Tue Dec 29 17:29:46 EST 1998 | Dave F

can some kind of through hole type connector pass through the smt process (with IR technology)???? the temperature factor or material factor????? Flag: Most PTH components are not spec'd for reflow processes. PTH component suppliers, nomin

Re: Help me increase my first pass yields

Electronics Forum | Thu Jun 04 11:57:59 EDT 1998 | Pete M

Be more specific on your problems? If you could measure and chart 3 variables in my process, what would they be? The boards that I produce are on panels that are 12up and 2x4 up. All boards are single sided paper base w/o plated thru holes. The

Re: Help me increase my first pass yields

Electronics Forum | Thu Jun 04 15:02:38 EDT 1998 | M. Faisal Pandit

Frank, A couple of suggestions: 1. You may consider investing in a SPC Software package which would allow you to do a detailed analysis of your process. Panasonic's CIM Software Product, PanaPRO, has a well defined SPC application that can be used fo

Re: Help me increase my first pass yields

Electronics Forum | Fri Jun 05 13:06:14 EDT 1998 | Steve Schrader

If you could measure and chart 3 variables in my process, what would they be? The boards that I produce are on panels that are 12up and 2x4 up. All boards are single sided paper base w/o plated thru holes. They are on scored panels that measure

Re: Help me increase my first pass yields

Electronics Forum | Thu Jun 04 15:41:07 EDT 1998 | Chrys

If you could measure and chart 3 variables in my process, what would they be? The boards that I produce are on panels that are 12up and 2x4 up. All boards are single sided paper base w/o plated thru holes. They are on scored panels that measure

Re: Help me increase my first pass yields/Whoa Let's Not Chart Yet

Electronics Forum | Thu Jun 04 12:26:30 EDT 1998 | Dave F

If you could measure and chart 3 variables in my process, what would they be? The boards that I produce are on panels that are 12up and 2x4 up. All boards are single sided paper base w/o plated thru holes. They are on scored panels that measure


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