Electronics Forum | Wed May 19 15:32:55 EDT 1999 | Ron Beasley
Can anyone help me with the correct baking cycle for removing moisture for PWB's. These are 10 layer double sided SMT. Thank You
Electronics Forum | Tue Mar 17 07:40:19 EDT 2020 | sara_pcb
I am using PCBs fabricated by ISOLA HR370 material. The layer count is typically 8-10 layers. thickness is 2.0mm. What is the optimum time to bake prior to assembly. What is the Standard refereed to,
Electronics Forum | Mon Mar 24 12:11:11 EDT 2008 | jdumont
Thats the one I found while researching this AM also. Thanks for the assist. Any ideas if this can be process related? Im sure it can be but its odd that it only happens on one vendors board. I think because it is an 10 layer board that maybe they ha
Electronics Forum | Wed Aug 24 12:37:38 EDT 2011 | hussman
Hello all, We just got some board back from thermal shock and we found that several of the 2512 resistors opened up. Actaully the solder joint cracked away from the board. All other coponents look great. Boards were good before test. 10 layer bo
Electronics Forum | Tue Dec 11 18:32:30 EST 2001 | edmentzer
Does anyone have experience with different colors of solder mask. I am interested to know if a clear or light color mask is better in the reflow process. Most of the boards we do have a green solder mask. It seems to me that I read somewhere that
Electronics Forum | Thu Feb 07 11:59:48 EST 2002 | Ron Costa
When double sided BGA's are used on an .062 FR4 10 layer board should via's be plugged and tented? The CACHE chips being used are PBGA's 1.27mm pitch. The pad size is .030 and the finished via dia. is .010. This is a dogbone type pad and via design.
Electronics Forum | Fri Nov 17 03:07:19 EST 2017 | wellpcb
Hello there, This is wellpcb, which have two modern PCB factories. WellPCB specializes in online prototyping and assembly. With brand new equipment and total production area over 10,000 sq.meters, WELLPCB is capable of producing 100,000 square feet o
Electronics Forum | Wed Nov 22 00:44:13 EST 2017 | wellpcb
Hello there, Do not know if you have already chosen the supplier to start your order. This is wellpcb, which have two modern PCB factories. WellPCB specializes in online prototyping and assembly. WELLPCB is capable of producing 100,000 square feet o
Electronics Forum | Mon May 24 10:45:04 EDT 1999 | John Thorup
| Can anyone help me with the correct baking cycle for removing moisture for PWB's. These are 10 layer double sided SMT. | | Thank You R. J. Klein Wassink in Soldering in Electronics states - 16 hours @ 105C or 40 hours @ 80C in a ventilated oven
Electronics Forum | Tue Apr 27 12:14:08 EDT 1999 | M Cox
Board Experts I am fighting with a board house about a delamination problem.. First the facts 1) 10 layer board .063 thick HASL Finish Aprox 16 in x 17 in. 2) 150 Boards with this part number built with the same reflow oven settings (212 c max t
