PCB Libraries, Inc. | https://www.pcblibraries.com/forum/topic305&OB=DESC.html
“ The minimum board edge to any feature - component, via, trace, copper pour is 40 mils (1.0 mm)”. I have a hard time with IPC spec’s and where to find out things like that. I have been using .040 for planes and .020 for traces
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/topic305&OB=ASC.html
: 05 Jan 2012 Location: San Diego, CA Status: Offline Points: 5449 Post Options Post Reply Quote Tom H Report Post Thanks(0) Quote Reply Posted: 22 Oct 2012 at 10:39am The Component Lead Shape and the resulting Pad Shape have nothing to do with the footprint pattern name
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/footprint-expert-lite-and-orcad-v16-3_topic899.html
: http://www.scribd.com/doc/131262186/FootPrint-Def The idea is to setup a footprint between Type_1 and Type_2 or both (no big fuzz). This demo board will use E12 type resistors and other passive components most of them sharing the same footprint
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/footprint-expert-lite-and-orcad-v16-3_topic899_post3304.html
: http://www.scribd.com/doc/131262186/FootPrint-Def The idea is to setup a footprint between Type_1 and Type_2 or both (no big fuzz). This demo board will use E12 type resistors and other passive components most of them sharing the same footprint
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/topic899&OB=ASC.html
: http://www.scribd.com/doc/131262186/FootPrint-Def The idea is to setup a footprint between Type_1 and Type_2 or both (no big fuzz). This demo board will use E12 type resistors and other passive components most of them sharing the same footprint
| http://etasmt.com:9060/te_news_industry/2021-09-15/26564.chtml
Trade Info Company News SMT Technical Simplifying Complex NPI From: Author:Mark Hardy Publish time:2021-09-15 14:02 Clicks:8 Imagine for example, combining active die components, WLCSPs, uBGAs and passive SMDs with its interconnecting media such as solder paste and flux into a substrate
| http://etasmt.com/te_news_industry/2021-09-15/26564.chtml
Trade Info Company News SMT Technical Simplifying Complex NPI From: Author:Mark Hardy Publish time:2021-09-15 14:02 Clicks:2 Imagine for example, combining active die components, WLCSPs, uBGAs and passive SMDs with its interconnecting media such as solder paste and flux into a substrate
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/RSS_additional-assembly-graphics_topic969.xml
. Additional Assembly Graphics? : A corner chamfer by pin 1 helps... Author: Tom HSubject: 969Posted: 16 Jun 2013 at 1:15pmA corner chamfer by pin 1 helps if the component should not be assembled inverted.
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/ipc7351c-pin-1-polarity-marking_topic1530.html
: Leads extend from the component Leads under the component Chip and Molded Body 2-pin component When the terminal leads extend beyond the body of the component package the silkscreen polarity marker
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/ipc7351c-pin-1-polarity-marking_topic1530_page1.html
: Leads extend from the component Leads under the component Chip and Molded Body 2-pin component When the terminal leads extend beyond the body of the component package the silkscreen polarity marker
