Electronics Forum | Mon Feb 20 16:31:09 EST 2006 | GS
Hello Gents, ..............several questions about the subject: Q1)Are there any standard regulating the subject ? Very few infos found on IPC. Q2)Which materials are suggested to seal (Bag) the PCB ? Q3)Is it necessary the vacuum sealed bag ? if
Electronics Forum | Wed Feb 22 08:31:42 EST 2006 | davef
Q1 Are there any standard regulating the subject? Very few infos found on IPC. A1 We�re unaware of standards for packing and storage for most types of boards. * IPC 4553 standard for Immersion Silver Finish, 3.8 Packing and Storage. * J-STD-033 and E
Electronics Forum | Wed Aug 09 09:43:31 EDT 2023 | boyabandaoti
Semiconductor is the material to make various electronic devices; The integrated circuit is the electronic device, that is, a certain process is used to make the crystal tube, resistance, capacitance and inductance in a circuit and the connection of
Electronics Forum | Mon Aug 21 19:35:51 EDT 2000 | Dave F
Kyung Sam Park: Sure, several causes of plastic QFP package delamination, other than humidity absorption, are: * Corrosion on component leads * CTE mismatch between leads and package materials * Package material adhesion strength degradation Wh
Electronics Forum | Wed Jun 18 11:53:58 EDT 2008 | edbedie
I need to buy a good copy of the book Electronic Packaging: Design, Materials, Process, and Reliability. Does anyone have one they would sell?
Electronics Forum | Tue Aug 22 09:30:31 EDT 2000 | Kelvin Chow
Mr. Lee, Although most of the lead free alloy used for solder paste and wave soldering have been identified, a suitable alloy used for leaded Ic packages (like QFP, PLCC..etc) have not been identified yet. Do you have any suggestion on this lead-f
Electronics Forum | Tue Jun 21 17:27:10 EDT 2022 | kojotssss
Offcourse, RH is between 47-50%. The cause of problem is that the one of the embossed carrier reels/package materials coming from supplier static charged. Material now is like insulating, not dissipative or conductive. Example: https://drive.google.
Electronics Forum | Thu Aug 05 08:04:32 EDT 1999 | Peter Barton
| Hi , | | Could DIP package ( PTH) run through IR Reflow instead of wave soldering? | | Will there be any reliability impact on this package. | | Thanks | | Jack | | Jack, The dip component package material and the packaging process is the sa
Electronics Forum | Tue Jun 06 20:13:31 EDT 2000 | Dave F
Not as easy as that Bob. But this may help you get started ... IC packaging materials include: � Silicone - Room temperature vulcanized silicone - Heat curable hydrosilation silicone � Biphenol & multifunctional epoxy glob tops � Polyurethane � Pol
Electronics Forum | Thu Jan 12 11:06:27 EST 2006 | muse95
No not really. They are inspected with gloves, but all PCB's are in our facility, no matter what the finish. They are stored in the same packaging material that they are shipped in. We haven't been using ImmAg for that long yet, so maybe we will se