Electronics Forum: amps (Page 5526 of 7890)

What to measure at an AOI

Electronics Forum | Thu May 29 08:28:16 EDT 2003 | davef

Teradyne says, "How does one evaluate the competency of a particular AOI system? At the highest level, all potential customers must judge any viable AOI system using the following qualities: * Throughput must be able to match the line rate on the man

High frequency application board V.S rework CSP

Electronics Forum | Fri May 30 04:20:59 EDT 2003 | Ben

Hi all I am facing the problem with reoworking CSP component for high frequency application boards. Our customer do not allow us to use tacky fluxes due to high frequency application and component has low standoff ,and the ball pad and ball size is

High frequency application board V.S rework CSP

Electronics Forum | Fri May 30 13:26:13 EDT 2003 | caldon

Ben- My understanding of Tacky Flux is for Automation process where the Tacky Flux helps hold the component in place. If you are using a rework system that holds the Board firm..then typical no clean flux (Flux Pen) should work fine. I can only asum

Vibratory Pin Feeders

Electronics Forum | Tue Jun 03 22:05:18 EDT 2003 | ramanandkini

I assume you need vibratory parts feeder to improve your productivity for pin header assembly. We use lots of vibratory feeders for small, miniature mechanical parts. We also have a machine building department in our company that can handle your requ

Contract manufacturing Question

Electronics Forum | Fri May 30 15:51:52 EDT 2003 | caldon

I am really reaching for the crack pipe now!! We recv'd a quote from a CM with a set-up charge and a Manufacturing charge. Is there a generic rule of thumb or ratio between Set-up and Manufacturing? One would think the manufacturing would be cheaper

Contract manufacturing Question

Electronics Forum | Tue Jul 15 12:55:41 EDT 2003 | sam

We are contract manufacturer for SMT and complete products. There were cases that we charge our customer for the set-up costs, mainly for some trial and evaluation work on our SMT line, especially when mass production order is not confirmed yet. F

Thermal resistance of a given copper area

Electronics Forum | Tue Jun 03 20:54:29 EDT 2003 | davef

It's always good to have the lurkers out in the open. Welcome. Being uncertain about what you seek, lets take a couple of tacts: * For resistivity, look here: http://www.smtnet.com/Forums/Index.cfm?CFApp=1&Message_ID=24595 * For resistance to dama

Austin American Microjet Users

Electronics Forum | Wed Jun 04 13:05:31 EDT 2003 | JoeH

I may have the oppurtunity to purchase a AAT Microjet machine with the Mach II drying capability. I like the theoretical cleaning/drying capability and power consumption advantages this machine could give us. The relative small footprint is also a


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