Electronics Forum | Tue Aug 14 08:19:45 EDT 2018 | buckcho
Hello, other colleagues gave you valid ideas. I found it helpful if i reduce the size of the cooling openings. I would suggest making the four big square into very small many diamonds. This would maybe decrease your voiding with 2-4 percent. Btw how
Electronics Forum | Tue Jul 09 22:12:03 EDT 2019 | eddy2019
The price increase of electronic components such as MLCC has not stopped. In recent years, driven by the development of electric vehicles, industrial control and other industries, the demand for MLCC products has increased rapidly. However, the overa
Electronics Forum | Tue Jul 16 02:18:42 EDT 2019 | sy332366
Specifications : S-8800 Number Of Heating Zones :Up8/Bottom8 Dimension (L*W*H)mm: 5310x1353x1490 Dimension (L*W*H)mm: 5310x1353x1490 Number Of Heating Zones : Up8/Bottom8 Length Of Heating Zones : 3121mm Control System : PLC+Computer Transmission Age
Electronics Forum | Wed Dec 04 12:42:04 EST 2019 | dunks
We currently use Kester's ep256 as well and it seems to be a bit more grainy than one would expect from lead, especially if the temperature is too low. That paste says it's specialty is being robust over a wide range of profiles and stencil conditio
Electronics Forum | Wed Jan 15 11:53:40 EST 2020 | avillaro2020
As far as the large thermal gradient I have on my thick and thermal heavy board, I've done quite a bit to minimize the gradient but not successful. it's like one pad is connected to a signal while the other pad is connected to ground, you can't bring
Electronics Forum | Mon Feb 08 23:16:07 EST 2021 | mendez
Hi, so I was able to turn the machine on for a few seconds. It looks like the IC on the LCD doesn't have goo contact because it's very hard to keep the machine operational. I was able to see the table lifting for the first time; it was so cool! but t
Electronics Forum | Tue Oct 11 03:50:24 EDT 2022 | ky
Hi Everyone, we have here in our EMS supplier some finish goods that pass all our functional test but fail our final burning test. The burning test is a 30 minutes test which simulate customer use cases, during this test the product is subject to tem
Electronics Forum | Tue Apr 17 21:05:06 EDT 2001 | davef
So, we�re talkin� �bout the smaller end of a "large" paper clip after it�s unfolded once, eh? In keeping with your "nothin� up the sleeves" full disclosure, I�ll bet you�re feelin� a little sheepish about not tellin� us about: * Antenna pad dimen
Electronics Forum | Wed Jan 05 11:11:09 EST 2000 | Dave F
Hey Pat: My responses are: 1. Does anyone have experience with the shelf life on immersion white tin? If so, how long can the boards be stored without adversely affecting solderability. I've heard one year. No, we don�t, because we turn boards fa
Electronics Forum | Thu Jan 28 10:09:51 EST 1999 | Charles Stringer
| | | | Greetings, | | | | | | | | Can anyone tell me what temperatures pcb's should have when coming out of a forced convection reflow oven and out of a wavesoldering machine. | | | | Also, is there any danger of the pcb's giving off some kind of g
