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Hitachi Group
Products & Services

Hitachi Group
Corporate Information

Yamashita Materials Corporation

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Company Profile

Company Name	Yamashita Materials Corp.
Location	Zama-City , Kanagawa, JAPAN
Established	June 15th, 1965
Capital	250 Million JPY
Net Sales (FY ended 3/31/2019)	2,460 Million JPY
Number of Employees	140

Corporate URL : http://www.yamashita-net.co.jp/english/

Main Products

Flexible Printed Circuits

Flexible printed wiring board （Flex board）: 1 to 8 layers
Component mounting：Minimum chip size, 01005 (inch)

FEATURE

Brief specification

Handling materials：PI, LCP, PTFE
Min Via：Hole φ20um, Land φ120um
Min Line/Space：50/50um(double side)
Via type： PTH, Blind Via, Filled Via

Application record

High frequency：1 to 60 GHz band
Large current ：1 to 40 amps

Separated multi-layer FPC for card edge

Multi-layer flexible board adaptable for fitting card edge connecter with double-sided contant

Similar function as rigid flexible board and high reliability Via formation
Stable impedance line can be formed due to integration of flexible board and rigid board and no connection point
High density wiring with 100µm pitch wiring or Via land diameter of φ300µm or less
Bare chip wire bounding and BGA component mounting possible

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