Electronics Forum: forum (Page 5126 of 7890)

Component Obsolescence and Availability

Electronics Forum | Sat Mar 19 04:31:37 EDT 2022 | SMTA-69080803

What are the feasible options in mounting an alternative component onto a PCB that has a different footprint? PCB redesign is not a good option because the component is used on several other PCBs. The component is very small (8-lead SOT-23) so fabric

50Sn/50Pb Solder Temp

Electronics Forum | Fri Mar 25 21:40:05 EDT 2022 | cbeneat

I have a question for the Wave/selective Solder experts. We use a solder bath to Tin the legs of Transformers that are made in house. We use a Marselli BK4. It uses 50/50 solder. The question is, at what temp is best for this solder. Anyone use this

Koh Young 3030VAL Failure on Homing

Electronics Forum | Mon Mar 28 23:52:08 EDT 2022 | glasscake

Seemed to have fixed it. When reassembling the gray PC I noticed the motion controller card can be pushed into the PCI connector rather deep. once i raised it up and only pushed it as far as the washer would have it go in it started to work again. I

BGA REMOVAL WITHOUT TEMPERATURE

Electronics Forum | Thu Mar 31 06:53:51 EDT 2022 | jineshjpr

Hi all, Can any one suggests that is there any method to remove BGA from a PCB without applying heat..??? Like any chemicals which can remove solder from both BGA & PCB without creating damages - Because customer feels heat application may erase the

Component Obsolescence and Availability

Electronics Forum | Thu Mar 31 15:53:23 EDT 2022 | stephendo

And pin outs of both. Once I saw a SOT-6 replaced with a miniSOT-6 (IIRC) The pin outs of the two parts were different. We did make an adaptor board and it wasn't too bad. We populated a panel of the adaptor boards, depanelized them and put them in t

Strange reaction with Selective Solder alloy

Electronics Forum | Tue Apr 05 12:32:16 EDT 2022 | proceng1

Here are the nozzles that soaked, but didn't get tinned. Since the solder joints also had yellow, I am wondering if the contamination is lingering in the solder pot, and getting on the joints. The Superior is never applied to a board. In the board

Requesting recommendations for spray guns for pressurized solvents (IPA, Acetone, Chloroform, etc.) that screw onto the head of

Electronics Forum | Tue Apr 05 17:42:57 EDT 2022 | amchirsan

I am looking to replace some spray guns that I have been using for a few years that are no longer reliable. You can see them in the attached picture. Does anyone had a brand/model that they would recommend? Any info or advice would be greatly appreci

Strange reaction with Selective Solder alloy

Electronics Forum | Tue Apr 05 20:45:36 EDT 2022 | stephendo

Try adipic acid to clean your nozzles. It is a powder and can be awkward to work with as a result. But you might end up preferring it. Also look where the substance is not. There are two PTH joints without it. And that chip cap is closer to the PT

DEK 265 GSX missprint

Electronics Forum | Fri Apr 08 09:42:31 EDT 2022 | bukas

thanks for help guys. I changed HDD and mounted image from a working machine then I ran a calibration. It still moves paste left and right but distance is much smaller so prints are acceptable. I have a spare vision card will try it tomorrow. Do I ne

cutting shrink tube

Electronics Forum | Fri Apr 08 12:32:12 EDT 2022 | jblundon

I have a Komax Iota 330. It's a great machine. Accurate, fast, easy to service. We cut plastic shrink tubing as small as 1/8" diameter, plastic convoluted wire loom, metal mesh wire loom, plastic air line, and more. We easily process more than one mi


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