Mar 12, 2006 #1 B bijug007 Junior Member level 3 Joined Feb 22, 2006 Messages 29 Helped 4 Reputation 8 Reaction score 0 Trophy points 1,281 Activity points 1,446 burried via Hi, Whats the differnce between blind burried and micro via? Thanks
Mar 13, 2006 #2 I IanP Advanced Member level 7 Joined Oct 5, 2004 Messages 7,929 Helped 2,311 Reputation 4,624 Reaction score 531 Trophy points 1,393 Location West Coast Activity points 66,416 burried vias Blind and buried vias .. laser drilled microvias: **broken link removed** Regards, IanP
Mar 14, 2006 #3 C centiago Full Member level 3 Joined Sep 30, 2005 Messages 173 Helped 16 Reputation 32 Reaction score 2 Trophy points 1,298 Location Lions Den Activity points 2,684 micro blind via Blind via: It's from one of the surface to any of inner layer. burried Via: It's via that is between inner layers. burried via is not accessable from top or bottom laye. Microvia: These are the vias with narrow drill hole. usually these vias are directly present in component pads.
micro blind via Blind via: It's from one of the surface to any of inner layer. burried Via: It's via that is between inner layers. burried via is not accessable from top or bottom laye. Microvia: These are the vias with narrow drill hole. usually these vias are directly present in component pads.
Apr 30, 2006 #4 W Weber3 Newbie level 3 Joined Apr 30, 2006 Messages 4 Helped 2 Reputation 4 Reaction score 0 Trophy points 1,281 Activity points 1,342 via, microvia, blind and buried vias Micro vias can be Via-In-Pad as suggested, however not required. Microvias also require a specific hole to thickness ratio - which is why you will not have a micro-via go more than from the TOP layer to layer 1 or 2.
via, microvia, blind and buried vias Micro vias can be Via-In-Pad as suggested, however not required. Microvias also require a specific hole to thickness ratio - which is why you will not have a micro-via go more than from the TOP layer to layer 1 or 2.