Electronics Forum | Thu May 24 07:09:04 EDT 2007 | aj
Any advice with using this type of PCB material would be welcome. aj...
Electronics Forum | Fri Jun 25 03:42:29 EDT 2010 | grahamcooper22
Do you have to 'break' the pcbs from a panel or biscuit or are they individual pcbs form the start ? Poor pcb separation techniques or processes will damage ceramic caps.
Electronics Forum | Mon Jul 12 00:20:11 EDT 2010 | leadthree
After a detailed check the cracking was most likely from the ICT and a variation in the length of the probes (due to wear and tear) that press down the PCB. I am very certain that was the reason.
Electronics Forum | Fri Jun 06 06:11:18 EDT 2014 | paulg
I have a large monoblock ceramic filter on a PTFE based pcb material. The filter has a metal casing soldered onto the ceramic filter. I am concerned that if the heating rate is to rapid, then thermal shock / differential expansion could cause the fil
Electronics Forum | Fri Jun 25 00:16:11 EDT 2010 | leadthree
I got a report from Yageo yesterday with microsections and and and..... result: Cracks I did a test run on boards after ICT, but before coating. They are all ok. Seems the cracking happens somewhere after the ICT. But at that stage all assembly is a
Electronics Forum | Sun Apr 05 09:46:47 EDT 1998 | Earl Moon
| We are looking at reflow soldering some Flexi-rigid | pcbs. I have heard that IR reflow soldering can make the Polyimide "self heat" and cause de-lamination. | Does anyone have any info. The thermal problems associated with polyimide rigid/flex de
Electronics Forum | Sun Mar 25 12:48:07 EST 2001 | jveloso7
I need to modify smt pcb which require numerous modifications. In stead of use multiple wires, of which would require multiple wires to the same spot. I would like to use molytabs. We used these in the microelectronic hybrids circuits and worked
Electronics Forum | Mon May 29 23:39:11 EDT 2006 | Faizal
Can anyone advice me on the effect of SN100C wave solder on SAC305 hasl board? I suppose the silver content on the hasl pcb would leech(contaminate) into solder pot.? Would it affect the surface bonding between copper pad and the solder.?
Electronics Forum | Fri Nov 30 14:38:42 EST 2007 | ratsalad
One of our former SMT Technicians used a component we pick and place for this purpose. The component is a bond pad that is soldered to a ceramic PCB during SMT assembly. The assembly is now obsolete. I tried looking up the manufacturer's part nu
Electronics Forum | Wed Feb 25 08:30:44 EST 1998 | Earl Moon
| Happy Holidays All, | I am searching out a vendor (US preferred) who can fabricate a ceramic PCb with etremely fine lines. | Please reply if you are a vendor, or know of one. | Thanks, | Wendy CERAMIC CIRCUITRY Starting with hybrid thick film circ
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