Electronics Forum: solder paste inspection (Page 576 of 747)

Modems reflow mistake

Electronics Forum | Wed Oct 21 06:16:49 EDT 2015 | eniac

Dear DeanM, I have the same thoughts about quantity of solder paste. Also I think about poor wetability of some pads (walls) on modems. I'm glad that my ideas are the same like yours and other members of forum. I will try to increase pads dimensions.

Best Jet Printer? MY600?

Electronics Forum | Tue Apr 05 18:50:00 EDT 2016 | bootstrap

Roughly what is the price of the Essemtec Scorpion? Is that capable of applying solder paste for 0201 discrete components and 0.40mm to 0.50mm pitch BGAs? Also, what is the difference between my500 and my600? Are both currently made models? And r

Auto calculate Aperture are on stnecils

Electronics Forum | Fri May 20 08:04:30 EDT 2016 | milroy

Hi All I have a need to calculate the Aperture area in a stencil with in a very short time without going in to a CAD viewer. I need that when I insert solder paste file in to a certain software application and that application software calculate the

caps have yellow stain after wash

Electronics Forum | Mon Jun 06 12:51:17 EDT 2016 | wlsmt

My operator applied flux gel ALPHA WS-609 on MG P/N FTH101XAP (CAP ALUM 100UF 50V 20% SMD) before aqueous washing the PCBAs. Solder paste used was ALPHA WS-820. Now the caps have yellow stains. Any solution to this is appreciated. Tks

What is the QFN or Device Voiding Levels Needed for Automotive Industry for Power Devices for Electric Vehicles?

Electronics Forum | Tue Mar 14 12:22:20 EDT 2017 | pzappella

Hello, I was at a IMAPS conference last year 2016 and several presentations for QFN packages showed x ray images with high void levels of 30 to 50% with the best around 15% with solder paste. During the discussion it was mentioned that the auto in

Who ever seen the PCB rack (Magazine) cleaning machine ?

Electronics Forum | Thu Mar 30 07:10:56 EDT 2017 | nickywan

I have a problem with some particle, dust and solder paste contaminate on PCB rack and need to clean up once a week by manual. Now looking for the equipment to do Inline cleaning with water jet & Hot air Dry concept. Not too big machine and concept l

Chip Component Stacking

Electronics Forum | Wed May 03 02:23:11 EDT 2017 | Rob

Many years ago (20+) we did this by preassembling the 2 parts into a mini leadframe with high temp solder paste, which was a pain but then they could be dropped in trays, surface mounted and hit the line clean. I'm guessing you have a low value cap

CL-1200 High Precision Automatic Solder Paste Printer

Electronics Forum | Thu Aug 31 09:11:53 EDT 2017 | hxamalia

Hello ALL Good day , it is Amalia from HX Circuit Technology Co.,Ltd in China, we are a prefessional PCB factory with many years. We are focusing on quick lead time for PCB with good service . please contact with me now ,thanks Email: amalia@hx-c

MYCRONIC (MYDATA) Jet Printer

Electronics Forum | Fri Oct 06 18:25:28 EDT 2017 | vchauhan

Has anyone used Mycronic (MYDATA)MY700 or MY600 Jet printer for solder paste printing? We are looking to buy one. Would love your feedback. Specially how the machine works, what it can do and are there any quality problems after printing with jet pri

Re-balling BGA's

Electronics Forum | Wed Feb 14 16:23:49 EST 2018 | cbart

do you mean you are seeing deviation in ball size prior to placement? if so i don't know of any spec that would cover this. however provided your ball is within 75% of the size of eachother and you are applying solder paste to the pads and not just t


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