Electronics Forum: differ (Page 126 of 579)

QFN welding problem by reflux oven 10 zones

Electronics Forum | Wed Feb 19 12:30:19 EST 2020 | emeto

Sebas, Curve you attached is using different temp table. We need valid data to evaluate.

Reason for Connector drop using chuck nozzle

Electronics Forum | Sun Feb 16 21:46:45 EST 2020 | nizar

Hi Tommy, I don't have picture right now. Surface where the nozzle grip is different width size. Thanks for the point. As per your previous mention, I will look into the tray cavity setting and nozzle. Many thanks.

Z force sensor error mydata 11

Electronics Forum | Mon Feb 17 18:53:34 EST 2020 | richgreen01

Hi all I am experiencing z force sensor errors on a couple of different nozzles ( not hydra ) any help appreciated.

SMT Stencil design

Electronics Forum | Thu Mar 19 15:01:00 EDT 2020 | emeto

Overprinting until the solder paste start detaching from the joint and start forming solder balls. Based on finish, chemistry and type solder mask this number will be different.I also wouldn't call it "better solderability".

Business/Manufacturing Operational Changes to Comply with Local/National COVID-19 Regulations

Electronics Forum | Tue Apr 07 17:18:38 EDT 2020 | SMTA-Ryan

Trying to get an idea of how local "shelter in place" regulations are impacting different regions. What are your specific requirements and how your operations are changing to comply with the restrictions?

Kapton Tape Sticker Masking before conformal coating

Electronics Forum | Tue May 19 11:56:59 EDT 2020 | philc

Do you buy in the PCB's from a manufacturer? If so, they may well offer such a service for you. We get quite a few different boards that come with either Kapton tape, or liquid masking already applied.

assembleon emerald xi part build

Electronics Forum | Thu Jun 25 14:33:50 EDT 2020 | kumarb

Elissa can confirm the details of the feeder pitches / differences but I do recall that the green handle CL feeders are for 0201. We never did source the green handle feeders even though they appear to be quite common. The electronic feeder works fin

GSM1 Axis Control Error Zeroing PWC

Electronics Forum | Tue Jun 09 16:29:03 EDT 2020 | dilogic

Since rear feeder bank can be in three different positions, machine must know which one it is. Check in Machine Setup, Parameters - Feeders (see attached image). It that's set wrong, machine will try to reach position out of range and will hit end sw

SOLDER SHORT DUE TO VOID IN BGA

Electronics Forum | Wed Jun 17 15:20:18 EDT 2020 | rsatmech

Thank you for your valuable inputs. Current two SMT line is running and I have initiated to use two different pcb suppliers in each line. Do I need to check the plating details in issue pcba or random pcb. Kindly suggest.

SOLDER SHORT DUE TO VOID IN BGA

Electronics Forum | Fri Jul 31 19:02:03 EDT 2020 | rsatmech

We are currently running different make PCB and no such kind of solder short observed. Thank all for your valuable inputs. I have escalate the issue to supplier with alternative pcb validation report.


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