Electronics Forum | Thu Jul 27 12:09:41 EDT 2000 | JohnW
Jason, where on the board is your connector?, front / back / middle? and where it on the PCB that you don't have issues with? Thief pad's are basically dummy pad's taht you have after the last set of pin's on the component are are used to draw the
Electronics Forum | Wed Jul 19 20:48:05 EDT 2000 | Dave F
Craig: Waving TSOP should be your last choice. You should resist will high levels of red faced, neck vein bulging seriousness. After you loose: * Philips pads are a good starting point. * Recognize you'll probably have to lay-out the pads on the b
Electronics Forum | Thu Jul 06 07:40:51 EDT 2000 | Christopher Lampron
SAL, How large is the pad in relation to the solderable area on the component. I have seen similar instances where the heat sink of the component covered almost the entire bottom of the part. If your pad is the same size and the aperture is 1:1, ther
Electronics Forum | Sat Jun 17 08:57:13 EDT 2000 | Ashok Dhawan
Smtnetters One more question on ESD Control program. Does anyone ground there power equipments and how ? e.g., Pneumatic torque tools , electric screwdrivers, hand soldering stations, solder pots etc. I am not sure about pneumatic hand tools , howev
Electronics Forum | Sat May 27 09:45:52 EDT 2000 | Bob Willis
Many thanks for the name check from John Thorup PIHR can be done very simply and it can provide positive fillets on both sides of the board. I have just finished a line with SDSRS, Simultanouse Double Sided Reflow Soldering thats sodering both sides
Electronics Forum | Wed May 17 16:48:06 EDT 2000 | rwilliams
The smt world is new to me and I have a lot of learning to do. I need some recommendations as to best way to ship partially assembled circuits. The board is question is double sided. One side is smt and the other is thru hole. Our plan is to have th
Electronics Forum | Wed Apr 26 22:34:49 EDT 2000 | Eric Chua
1. Verify all the part had load to machine. Get ready for the profile. 2. Run the board with double side tape. Is better to run one board for each machine. 3. Verify all the placement ( missing, misalgnment,etc )and check the value using meter for a
Electronics Forum | Thu Apr 06 00:27:42 EDT 2000 | Dean
I would check their data sheet for the particular product. Thats the range I have for Some Kester products I use... Are you seeing any slumping prior to pick-and-place? Is the bridge in the same place every time? How is your pick-and-place mounting
Electronics Forum | Tue Apr 04 10:18:58 EDT 2000 | Russ
Brian, I agree with Jesper, You seem to have a PCB supplier problem! The conditions that you are processing your assembly with are nothing unusual and in fact very standard throughout all of the manufacturing facilities that I have been in, unless
Electronics Forum | Wed Mar 29 09:39:45 EST 2000 | JAX
Garo, Minor voiding in Ball Grid Array solder joints is common, and not considered a threat to reliability. The biggest cause of open solder joints caused by voids is the outgassing of moisture. They are formed when pockets of gas are trapped durin
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