Electronics Forum: smt (Page 569 of 925)

SMT parts order quantities rules

Electronics Forum | Fri Aug 20 20:10:17 EDT 2021 | emeto

Tom, my thinking was more towards base it on size and package definition rather than base it on work orders. If work order requires 10pcs 0201 resistor, having 12pcs on hand doesn't do the job. If it is 50mmx50mm BGA, then 1 extra piece on each 100p

Beware of Smt Parts Supply Ltd, Suzhou, China!!!

Electronics Forum | Fri Sep 03 07:33:46 EDT 2021 | sophyluo1985

Sorry, sir, I don't want to disturb you, or have other thoughts. I know you will not trust Chinese people now, but we want you to know that not all Chinese suppliers are like this. You can try to contact GOLDLAND, there will be no loss for you, maybe

PCB THICKNESS

Electronics Forum | Tue Sep 14 04:16:55 EDT 2021 | mokshamanthra

Thanks DWL, we have a board with double sided SMT components now. and there is an intrusive component on the bottom side which is build first. the connector pin is extending out by 0.3mm and this is causing printing issues when building top side. we

What is the naming conventions for SMT Packages?

Electronics Forum | Thu Sep 23 18:36:55 EDT 2021 | billmeye

Attached is a good starting point. We also have Mydata and have had many different people providing names. Some used standard units, other metric. Try to stick with all metric and use prefixes that match up with the component type and pin count if

Pin headers

Electronics Forum | Thu Oct 21 07:24:29 EDT 2021 | korb23

as its a customer product we cant change much of the process. the pins have gaps on them to allow for out gassing. its purely gravity when the solder is liquidous i believe. need a carrier as you say or a type of adhesive to hold them down. do you kn

Looking for an experienced through hole machines technician

Electronics Forum | Tue Nov 02 18:37:55 EDT 2021 | davef

Look here: JWC Manufacturing Services: https://smtnet.com/company/index.cfm?fuseaction=view_company&company_id=54809 IslandSMT: https://smtnet.com/company/index.cfm?fuseaction=view_company&company_id=54467 Assured Technical Service: h

power grid quality for SMT line

Electronics Forum | Mon Nov 29 15:09:24 EST 2021 | saberbouras

Hi, I have experienced the same troubleshoots for our machines and computers, accroding to the expert who did the harmonics study our problem is created by the intense use of UPS, lights yes lights. The resultant high frequency variation in sinewave

Single Pass vs Double Pass SMT production line

Electronics Forum | Thu Dec 09 14:50:35 EST 2021 | emeto

The question is what exactly are you trying to achieve and at what cost? There is not unique recipe to answer this question, cause we don't know what product is running on this line. Sometimes very short line gives us much more throughput compared to

Single Pass vs Double Pass SMT production line

Electronics Forum | Thu Dec 09 21:56:30 EST 2021 | dwl

my two cents is double sided lines aren't worth the trouble if you are low volume/high mix. As others have said, balancing this is a nightmare. There are tradeoffs, of course. You will build up WIP, and this is especially problematic if there are MSD

SMT tapes standard

Electronics Forum | Mon Jan 24 11:07:30 EST 2022 | jineshjpr

Hi, In general Tantalum D & E case packages prefers 12mm Reel with sufficient height. Make sure that no external force has been applied to the reel ( where it causes pocket deformation) thus leads to prevent smooth component release. Slowdown the noz


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