Electronics Forum: smt coplanarity requirements (Page 1 of 98)

Re: BGA coplanarity

Electronics Forum | Wed Dec 27 21:12:30 EST 2000 | Dave F

From a process perspective, I don�t know if you should be concerned ... You've told us nothing about your process. THE BOOK JEDEC MO-51 allows 6 thou warp in smaller [1mm pitch] BGA and 8 thou in larger [ 1.27mm and 1.5mm pitch] BGA. The increase

smt line - floor requirements

Electronics Forum | Fri Sep 18 07:59:38 EDT 2015 | mun4o

Thanks FCM, we remove the metal plate and make a new ferro-concrete base.Under foot put ESD rubber.Now machine working perfect - without any vibration. Thank you very much and success.

smt line - floor requirements

Electronics Forum | Thu Aug 27 09:58:45 EDT 2015 | fcmtechnician

Hi Take out the steel plate, is acting like a trampoline, oscillating with the machine movements! Is the machine leveled OK? The installation guys use 0.02/1000 Spirit Level ( leveler )? Let the machine on the concrete floor, try first on the top o

smt line - floor requirements

Electronics Forum | Fri Aug 14 07:52:03 EDT 2015 | mun4o

Hi all, 2 weeks ago we installing a new P&P machine - chip shooter.But , after installation proved that vibration of the new P&P arе very strong.If I use mashine to 100% of the speed the machine vibrating and after 2-3 panels moving 3-5 mm.The machin

compactflash memory process requirements

Electronics Forum | Fri Apr 19 23:02:38 EDT 2002 | francis khoo

Hello Dave, Thanks for you input. The website suggested to look into is exactly what I was looking for. I am very happy. Apart from the SMT portion of the process, I was looking at the plastic assembly as well. Do you know if the plastics are welded

smt basics

Electronics Forum | Thu Apr 29 06:32:42 EDT 2004 | ccall

hello, I am from india.. we actually manufacture electronic ballasts/chokes.. but till now the whole process is manual. We need to automize the process. What essential equipments would we require initially?? akbar

smt connector

Electronics Forum | Sun Mar 24 16:53:44 EST 2002 | mikestringer

We place a similar square pin style of connector on one of our products. The connector is a 22mm high HW series from Samtek. We have a Yamaha YVL88 MK1 and YV88XS set up to handle them (Yes they are rebadged as Philips machines in some markets). No

smt basics

Electronics Forum | Thu May 06 06:28:08 EDT 2004 | mskler

This all the things depends upon your requirement. Can you please answer the following things 1.How may components in one board. 2.How many types of components also tell the packages also if you know. 3.What quantity per month/Year you want to produ

smt basics

Electronics Forum | Thu May 06 06:28:16 EDT 2004 | mskler

This all the things depends upon your requirement. Can you please answer the following things 1.How may components in one board. 2.How many types of components also tell the packages also if you know. 3.What quantity per month/Year you want to produ

smt basics

Electronics Forum | Thu May 06 18:36:06 EDT 2004 | gustavo

I can help you, if define what type of components you used: Thru hole(axial,radial, pin insertion etc..) axial: milimetrics or standar(span of .200" or .350" ) radial 2.5mm , 5mm or 7.5 mm SMT (chip shooter(1206,0805,0603 ,sot 23 etc or more small

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