Electronics Forum | Thu Jul 06 23:59:11 EDT 2017 | heros_electronics
We got an inquiry from US that requires high volume 8 layer 1.0mm PCB, OSP + selective ENIG surface, 5 groups impedance control, and stacked vias. These requirements are common, but there is 2/2mil lines in inner layers. It's said that this order was
Electronics Forum | Fri Feb 01 19:07:57 EST 2002 | fujiguy
Yes Smema is used in the industry. It allows the equipment of different manufacturers to comunicate with out extensive rewiring. Both SMEMA 1.0 and 1.2 are used. An experienced SMT manufacturer wil include both for options.
Electronics Forum | Wed Aug 21 01:40:42 EDT 2002 | jkhiew
Hi all, Our management set target 50 ppm for overall process like printing,mounting & reflow soldering. Our m/c cpk for mounter is 1.0 & for printing is 1.33. So, pls comment !
Electronics Forum | Thu May 09 17:19:28 EDT 2002 | davef
Can�t help you with the article that you read. Other places to start are: * 2221, 7.2 Heat Dissipation Considerations, 7.3 Heat Transfer Techniques, and 8.1.10 Heat Dissipation * 2222, 9.1.2 Thermal Relief In Conductor Planes
Electronics Forum | Wed Apr 13 08:00:57 EDT 2005 | davef
Dimension mm (LXW)||JIA||EIA 1.0X0.5||1005||0402 1.6X0.8||1608||0603
Electronics Forum | Tue Nov 23 19:00:30 EST 1999 | armin
I've got a 100mm X 70 mm Dense PCB...The via holes used is 1.0 mm some are under SOIC's ...what problems that this type of via design poses ? all ideas are welcome ! thanks and regards, armin
Electronics Forum | Thu Mar 04 10:20:30 EST 2004 | Ken
If an OEM and room is available on the PCB....have pin location aids silk screened on the boards. Groups of 10 are typical. might look like 1.........10.........20.........30 continue this around the device. Otherwise, ???
Electronics Forum | Thu May 27 05:41:38 EDT 2004 | 6611
length of each furnace I want to know the length of each furnace heat zone (1- 10 zone and buffer)in unit centimeters of BTU PARAGON 150 Thankyou,
Electronics Forum | Fri Feb 25 23:26:27 EST 2005 | siverts
Good point [engguy], and another thing; if you are using 1.3mm nozzle on a feeder that has a shutter opening of 1.0mm = problem. You could even damage the nozzle. So the main questions remain....
Electronics Forum | Fri Mar 09 15:18:51 EST 2007 | Mark
hello, try to redesign apperture:- cross-hatched with 0.5mm or 1.0mm web according to pad size mark
