PCB Libraries, Inc. | https://www.pcblibraries.com/forum/topic2052&OB=ASC.html
” to match the original IPC-SM-782 land pattern standard and the new IEC 61188-7 standard for Pin 1 location. Introduce Rounded Rectangle pad shape and add additional component families
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/0402-min-size-land-pattern_topic30&OB=DESC_page1.html
". In IPC, i saw that Sm=Lm-2xTM, but i don't find the same result than in the calculation tab. For example, for a 0805 resistor, i will have Sm=1.85+2x0.65=0.55 while i obtain
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/0402-min-size-land-pattern_topic30_post6316.html
". In IPC, i saw that Sm=Lm-2xTM, but i don't find the same result than in the calculation tab. For example, for a 0805 resistor, i will have Sm=1.85+2x0.65=0.55 while i obtain
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/topic30&OB=DESC.html
". In IPC, i saw that Sm=Lm-2xTM, but i don't find the same result than in the calculation tab. For example, for a 0805 resistor, i will have Sm=1.85+2x0.65=0.55 while i obtain
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: 8613823675048 Keywords: "samsung sm471 feeders" match 29 products Show Details YAMAHA YS12 YS24 Series SS 24mm KHJ-MC400-002 SMT Feeder Contact Now Show Details SMT pick and place machine feeder SBFB20700K SAMSUNG SM Manual
| http://www.feedersupplier.com/buy-samsung_sm471_feeders-page2.html
: 8613823675048 Keywords: "samsung sm471 feeders" match 29 products Show Details YAMAHA YS12 YS24 Series SS 24mm KHJ-MC400-002 SMT Feeder Contact Now Show Details SMT pick and place machine feeder SBFB20700K SAMSUNG SM Manual
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/draft-ipc7351c_topic2052.html
” to match the original IPC-SM-782 land pattern standard and the new IEC 61188-7 standard for Pin 1 location. Introduce Rounded Rectangle pad shape and add additional component families
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/ipc7351-smd-pth-reference-calculators_topic785_page1.html
Jeff.M Report Post Thanks(0) Quote Reply Posted: 16 Feb 2021 at 11:10am I believe the formula you're referring to (Smin + Stol[RMS]) dates back to the IPC-SM-782 document from 1993
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/topic785.html
Jeff.M Report Post Thanks(0) Quote Reply Posted: 16 Feb 2021 at 11:10am I believe the formula you're referring to (Smin + Stol[RMS]) dates back to the IPC-SM-782 document from 1993
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/ipc7351-smd-pth-reference-calculators_topic785_post11246.html
Jeff.M Report Post Thanks(0) Quote Reply Posted: 16 Feb 2021 at 11:10am I believe the formula you're referring to (Smin + Stol[RMS]) dates back to the IPC-SM-782 document from 1993
