PCB Libraries, Inc. | https://www.pcblibraries.com/forum/ipc2221-2222-and-throughhole-pad-stacks_topic2586_post10872.html
. IPC considers that both round and rectangle leads are the same, but PCB Libraries, Inc. believes that the round terminal lead consumes more volume in the hole than a rectangle lead and therefore the hole over round lead should be larger than hole over rectangle lead
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/ipc2221-2222-and-throughhole-pad-stacks_topic2586_post10876.html
. IPC considers that both round and rectangle leads are the same, but PCB Libraries, Inc. believes that the round terminal lead consumes more volume in the hole than a rectangle lead and therefore the hole over round lead should be larger than hole over rectangle lead
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/ipc2221-2222-and-throughhole-pad-stacks_topic2586.html
. IPC considers that both round and rectangle leads are the same, but PCB Libraries, Inc. believes that the round terminal lead consumes more volume in the hole than a rectangle lead and therefore the hole over round lead should be larger than hole over rectangle lead
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/ipc2221-2222-and-throughhole-pad-stacks_topic2586.html
. IPC considers that both round and rectangle leads are the same, but PCB Libraries, Inc. believes that the round terminal lead consumes more volume in the hole than a rectangle lead and therefore the hole over round lead should be larger than hole over rectangle lead
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/topic2586&OB=DESC.html
. IPC considers that both round and rectangle leads are the same, but PCB Libraries, Inc. believes that the round terminal lead consumes more volume in the hole than a rectangle lead and therefore the hole over round lead should be larger than hole over rectangle lead
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/ipc2221-2222-and-throughhole-pad-stacks_topic2586_post10876.html
. IPC considers that both round and rectangle leads are the same, but PCB Libraries, Inc. believes that the round terminal lead consumes more volume in the hole than a rectangle lead and therefore the hole over round lead should be larger than hole over rectangle lead
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/topic2586&OB=DESC.html
. IPC considers that both round and rectangle leads are the same, but PCB Libraries, Inc. believes that the round terminal lead consumes more volume in the hole than a rectangle lead and therefore the hole over round lead should be larger than hole over rectangle lead
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/topic2586&OB=ASC.html
. IPC considers that both round and rectangle leads are the same, but PCB Libraries, Inc. believes that the round terminal lead consumes more volume in the hole than a rectangle lead and therefore the hole over round lead should be larger than hole over rectangle lead
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/RSS_ipc2221-2222-and-throughhole-pad-stacks_topic2586.xml
. IPC considers that both round and rectangle leadsare the same, but PCB Libraries, Inc. believes that the round terminal leadconsumes more volume in the hole than a rectangle lead and therefore the holeover round lead should be larger than hole over rectangle lead
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/hole-size-for-through-hole-compoent_topic3025_post12054.html
. I found this IPC information: Minimum Hole Size = Maximum Lead Diameter + 0.20mm (for Level B of IPC-2222) Being the manufacturer of the power module does not specify
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