Presentation 1995/10/20
A New Type ML-PWB made aramid for future CSP and MCM-L application
masayuki Okano, Seiichi Nakatani, Shinji Nakamura, Akira Wada,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) Conventional multi-layer printed wiring board (ML-PWB) with drilled and plated through-holes has not been able to satisfy the requirement of down-sizing. To meet this requirement, we have developed a new type ML-PWB "ALIVH" (Any Layer Inner Via Hole ML-PWB). ALIVH made of nonwoven aramid has low thermal expansion coefficient (6 to 8ppm/℃). The structure of ALIVH enables us to make electrical interconnection between any two layers of the laminate, and offers benefit of shorter wiring length. Therefore, ALIVH has a great potential to cope with flip chip bonding technology for CSP and MCM-L applications.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) ML-PWB / Nonwoven aramid / CSP / MCM-L / IVH / Themal expansion
Paper # CPM95-79
Date of Issue

Conference Information
Committee CPM
Conference Date 1995/10/20(1days)
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Paper Information
Registration To Component Parts and Materials (CPM)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A New Type ML-PWB made aramid for future CSP and MCM-L application
Sub Title (in English)
Keyword(1) ML-PWB
Keyword(2) Nonwoven aramid
Keyword(3) CSP
Keyword(4) MCM-L
Keyword(5) IVH
Keyword(6) Themal expansion
1st Author's Name masayuki Okano
1st Author's Affiliation Matushita Electric Components co., Ltd printed Circuit Board Division()
2nd Author's Name Seiichi Nakatani
2nd Author's Affiliation Matushita Electric Industry Co., Ltd Device Engineering Development Center
3rd Author's Name Shinji Nakamura
3rd Author's Affiliation Matushita Electric Components co., Ltd printed Circuit Board Division
4th Author's Name Akira Wada
4th Author's Affiliation Matushita Electric Components co., Ltd printed Circuit Board Division
Date 1995/10/20
Paper # CPM95-79
Volume (vol) vol.95
Number (no) 332
Page pp.pp.-
#Pages 5
Date of Issue