ASSEMBLY AND LIGHT-SOURCE DEVICE

Title:

ASSEMBLY AND LIGHT-SOURCE DEVICE

Document Type and Number:

WIPO Patent Application WO/2020/184371

Kind Code:

A1

Abstract:

An assembly according to the present disclosure comprises: a substrate 1 in which a metal layer 9 is arranged on a first principal surface 7a of an insulating base material 7; a metal joining layer 3; and a metal member 5. The metal joining layer 3 is located between the metal layer 9 of the substrate 1 and the metal member 5. The metal joining layer 3 includes a nickel layer 11, a solder layer 13, and a composite layer 15 in which the nickel and the solder are mixed. The nickel layer 11, the composite layer 15, and the solder layer 13 are arranged in this order from the metal layer 9 side toward the metal member 5 side. The nickel in the composite layer 15 extends from the nickel layer 11 in the thickness direction and forms asperities.

Inventors:

YAMAMOTO SENTAROU (JP)
FURUKUBO YOUJI (JP)
OKAMOTO KAZUHIRO (JP)
MATSUMOTO YUHEI (JP)
SUGAI KOUICHIROU (JP)
NISHIMOTO KAZUKI (JP)

Application Number:

PCT/JP2020/009381

Publication Date:

September 17, 2020

Filing Date:

March 05, 2020

Export Citation:

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Assignee:

KYOCERA CORP (JP)

International Classes:

B32B15/04; F21S2/00; F21V29/503; F21V29/70; H01L23/12; H01L23/40; H01L33/62; H01L33/64; H05K1/02; F21Y115/10

Domestic Patent References:

WO2012063638A1	2012-05-18
WO2014142310A1	2014-09-18
WO2017188237A1	2017-11-02

Foreign References:

JP2011183797A	2011-09-22
JPS6334932A	1988-02-15
JP2012116126A	2012-06-21

Other References: