Electronics Forum | Tue Dec 13 22:58:43 EST 2005 | Mike Kennedy
Dave, I have read an article by Vern Solberg who said that Electro plating Ni/Au in not recommended for PCB's. I have tried his email but get bounce back. Do you know him or his email? I knows its a long shot to ask you, but it never hurts to ask...
Electronics Forum | Fri Jan 16 23:46:38 EST 1998 | Scott
| I have a problem! The solder on my pc boards look great comeing out | of my reflow oven. They go thrue the rest of the prossese | and at the end at the qc station it's cold or whitish or gray not shiny. | does any one have a idea on how to correct
Electronics Forum | Tue Dec 18 14:48:15 EST 2018 | davef
NEED ADVICE: What do we want * "Hi anyone have recommended pcb manufacturer?" [https://smtnet.com/Forums/index.cfm?fuseaction=view_thread&CFApp=1&Thread_ID=18483&mc=44] * "SMT manufacturers" [https://smtnet.com/Forums/index.cfm?fuseaction=view_thre
Electronics Forum | Wed Jan 02 13:31:55 EST 2002 | PeteC
The rule-of-thumb is to follow the flux mfg.'s recommended profile to achieve their specified top side PCB temperature before making contact with the wave. Typical top side PCB temps are 100-120deg.C. Your wave contact time should be around 2 seconds
Electronics Forum | Mon Jun 27 08:18:47 EDT 2022 | kelvinchoong
Hi All, Appreciate any inputs that may be given. Currently i am operating VP6000 Vapour Phase Reflow Oven from ASSCON. Over the last 2 years, we have around 100 different Recipes for many different PCBs. Each recipe is adjusted(6 Different Paramete
Electronics Forum | Thu May 29 14:48:45 EDT 2014 | olek
On one of our designs, we use LEDs Lite-On/LTST-S110TB (SMD). PCB footprint was designed according to manufacturer's recommendations. However, our vendor has problems with assembling these parts. Some parts are tilted, other have bad solder joints or
Electronics Forum | Sun Sep 06 03:24:31 EDT 2020 | rsatmech
Hi All, We are frequently getting tombstone in an induction component. (0102) There is no paste offset or placement offset. PCB pad design is not as per recommendation. Stencil opening is 1:1 Same part used in two locations and both the locati
Electronics Forum | Tue May 05 09:58:51 EDT 2015 | anirudh_thabjul
hi everyone, I have done with my PCB Prototyping. I need to Prepare a Bill of Materials(BOM) for my PCB Assembly. I have one doubt regarding selection of SMD Capacitor. -My Question is For Example, I have to use 0.1uF capacitor on my PCB board.In
Electronics Forum | Tue Jun 21 21:54:34 EDT 2005 | Zeta
PCB BOARD - After removal of the BGA from the PCBA. In the midst of removal of the solder at the PCB, the green mask was scratched. If we do not repair the green mask, the whole board will have to be scrapped. Which repair kit do you recommend. W
Electronics Forum | Fri Oct 19 00:37:43 EDT 2001 | ianchan
Hi, my guys did such solder paste deposits on PCB bareboards before, (before my physical join with my current company), approximately 2-3 years ago, for a small Lot run. What the PCB supplier did was to apply "block" shaped Sn/Pb paste alloy onto t
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