PCB Libraries, Inc. | https://www.pcblibraries.com/forum/draft-ipc7351c_topic2052_post8432.html
sizes are long in the X direction. And the IPC-SM-782 standard from 1987 - 2005 had Pin 1 in the lower left and IPC-7351 changed it for no logical reason
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/draft-ipc7351c_topic2052_post9241.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/draft-ipc7351c_topic2052_post11789.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/draft-ipc7351c_topic2052_post9241.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/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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