JPS61281578A - Semiconductor laser device - Google Patents

Semiconductor laser device

Info

Publication number
JPS61281578A
JPS61281578A JP12447085A JP12447085A JPS61281578A JP S61281578 A JPS61281578 A JP S61281578A JP 12447085 A JP12447085 A JP 12447085A JP 12447085 A JP12447085 A JP 12447085A JP S61281578 A JPS61281578 A JP S61281578A
Authority
JP
Japan
Prior art keywords
semiconductor laser
electrode
laser element
ribbon
heat sink
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP12447085A
Other languages
Japanese (ja)
Inventor
Hidehiko Negishi
根岸 英彦
Michio Matsuki
松木 美知夫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP12447085A priority Critical patent/JPS61281578A/en
Publication of JPS61281578A publication Critical patent/JPS61281578A/en
Pending legal-status Critical Current

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  • Semiconductor Lasers (AREA)

Abstract

PURPOSE:To fix a semiconductor laser element and a heat sink and a ribbon material for an electrode simultaneously by maintaining the electrical conduction of the semiconductor laser element through metallic fixation by the ribbon material without using wire bonding. CONSTITUTION:With an electrode for operating a semiconductor laser element 3, one end is lead out of a stem 1 through a heat sink 2, and the other end is lead out of a strut 7 for leading out the electrode through an electrode ribbon 6 from the upper surface of the semiconductor layer element 3. The electrode ribbon 6 takes a curved shape, one end thereof is fixed to the strut 7 for leading out the electrode by a metal, and solder is metallized to the other end thereof. The semiconductor laser element 3 is fastened to the heat sink 2 by a metal, and the electrode ribbon 7 having resiliency is pushed down and fixed so as to be brought into contact with the semiconductor laser element 3. Accordingly, the semiconductor laser element and the ribbon for the electrode can be fastened by solder, thus manufacturing a semiconductor laser device having extremely high productivity and high reliability.

Description

【発明の詳細な説明】 産業上の利用分野 本発明は半導体レーザ素子及びレンズ系を具備し、半導
体レーザ素子への不必要な外力を低減し半導体レーザ装
置の信頼性を向上させるとともに、装置の生産性を高め
ることを目的とした半導体レーザ装置に関するものであ
る。
DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention includes a semiconductor laser device and a lens system, reduces unnecessary external force to the semiconductor laser device, improves the reliability of the semiconductor laser device, and improves the reliability of the device. The present invention relates to a semiconductor laser device aimed at increasing productivity.

従来の技術 2図及び第3図のような構成になっている。以下、2′
・− 第2図、第3図を用いて、半導体レーザ装置について説
明する。半導体レーザ装置は、ステム1゜ヒートシンク
2.半導体レーザ素子3.ファイバ・コリメート用球レ
ンズ10.モニタ光取出用レンズ11等で構成されてい
る。従来、半導体レーザ素子を動作させるための電極部
は、一方をヒートシンク2を介してステム1から、他方
を半導体レーザ素子3の上部から電極取出用支柱7に一
端を接続されたボンディング用ワイヤ12によシ取出し
、電気的導通を保つという構造であった。また、ヒート
シンク2土に上面をAu  メッキした導通用ガラス板
を設け、この上面に、半導体レーザ素子3を動作させる
導通用バー14を設けると共に、ボンディング用ワイヤ
12の他端を接合させた構造もあった0 発明が解決しようとする問題点 しかし、上述のような電極部構造においては、ワイヤ・
ボンディングによる半導体素子への機械的衝撃力により
、半導体レーザ素子の特性劣化が発生し、かつ、半導体
レーザ装置の生産性が低いという問題が生じていた。
The conventional technology has a configuration as shown in FIGS. 2 and 3. Below, 2'
- The semiconductor laser device will be explained using FIGS. 2 and 3. The semiconductor laser device has a stem 1°, a heat sink 2. Semiconductor laser device 3. Ball lens for fiber collimation10. It is composed of a monitor light extraction lens 11 and the like. Conventionally, an electrode section for operating a semiconductor laser device has one end connected to the stem 1 via a heat sink 2, and the other end connected to a bonding wire 12 from the top of the semiconductor laser device 3 with one end connected to an electrode lead-out support 7. The structure was to take it out and maintain electrical continuity. Alternatively, a conductive glass plate whose upper surface is plated with Au is provided on the heat sink 2, and a conductive bar 14 for operating the semiconductor laser element 3 is provided on the upper surface, and the other end of the bonding wire 12 is bonded. There were 0 Problems to be solved by the invention However, in the electrode structure as described above, the wire
There have been problems in that the mechanical impact force on the semiconductor element due to bonding causes deterioration of the characteristics of the semiconductor laser element, and that the productivity of the semiconductor laser device is low.

本発明は、上記問題を解決するもので、半導体レーザ素
子とヒートシンク、電極用リボン材の固定を同時に実施
できるとともに、半導体レーザ素子の上面の電極部にリ
ボン材による金属固定を採用することにより、安定な半
導体レーザ素子の動作特性を可能とする半導体レーザ装
置を提供することを目的とするものである。
The present invention solves the above problems by simultaneously fixing a semiconductor laser element, a heat sink, and an electrode ribbon material, and by adopting metal fixation using a ribbon material to the electrode section on the top surface of the semiconductor laser element. It is an object of the present invention to provide a semiconductor laser device that enables stable operation characteristics of a semiconductor laser element.

問題点を解決するだめの手段 本発明は、半導体レーザ素子の電気的導通をワイヤボン
ディングを用いず、リボン材による金属固定で保つこと
により、上記目的を達成するものである。
Means for Solving the Problems The present invention achieves the above object by maintaining electrical continuity of a semiconductor laser element by metal fixation using a ribbon material without using wire bonding.

作  用 本発明は、半導体レーザ素子の電気的導通に、先端をメ
タライズしたリボン材を使用することにより、前記半導
体レーザ素子に機械的衝撃力を与えることなく、前記半
導体レーザ素子を安定に動作させることが可能であり、
同時に前記半導体レーザ装置の生産性を向上させること
も可能である0実施例 以下、本発明の一実施例を添付図面に基づき簡単に説明
する。
Function The present invention uses a ribbon material whose tip is metalized for electrical conduction of the semiconductor laser element, thereby stably operating the semiconductor laser element without applying mechanical impact force to the semiconductor laser element. It is possible to
At the same time, it is also possible to improve the productivity of the semiconductor laser device.Embodiment 0 Below, one embodiment of the present invention will be briefly described with reference to the accompanying drawings.

第1図は本発明の一実施例における半導体装置の構成を
示す斜視図である。
FIG. 1 is a perspective view showing the structure of a semiconductor device according to an embodiment of the present invention.

第1図において、1はステム、2はヒートシンク、3は
半導体レーザ素子、4は光フアイバコリメート用球レン
ズ、5はモニタ光取出用レンズ、6は電極リボン、7は
電極取出用支柱、8は電極取出板、9は絶縁用セラミッ
ク材である。
In FIG. 1, 1 is a stem, 2 is a heat sink, 3 is a semiconductor laser element, 4 is a ball lens for optical fiber collimation, 5 is a monitor light extraction lens, 6 is an electrode ribbon, 7 is a column for electrode extraction, and 8 is a The electrode extraction plate 9 is an insulating ceramic material.

以下要部についてさらに詳しく説明する。The main parts will be explained in more detail below.

半導体レーザ素子3の動作用電極は一端がヒートシンク
2を介してステム1より取出され、他端が、半導体レー
ザ素子3の上面より、電極リボン6を介して電極取出用
支柱7より取出されるという構成になっている。電極リ
ボン6は、湾曲した形状であり、一端は、電極取出用支
柱7に金属固定されており、他端には半田がメタライズ
されている。
One end of the operating electrode of the semiconductor laser device 3 is taken out from the stem 1 via the heat sink 2, and the other end is taken out from the top surface of the semiconductor laser device 3 through the electrode ribbon 6 and from the electrode extraction support 7. It is configured. The electrode ribbon 6 has a curved shape, and one end is metal fixed to the electrode extraction support column 7, and the other end is metallized with solder.

半導体レーザ素子3をヒートシンク2に金属固定した後
、弾力性のある電極リボン7を半導体レー5 ヘー。
After the semiconductor laser element 3 is metal-fixed to the heat sink 2, an elastic electrode ribbon 7 is attached to the semiconductor laser 5.

ザ素子3に接触するように押し下げて固定する。Push it down so that it contacts the element 3 and fix it.

この状態のままステム1を加熱すると、電極リボン7の
先端にメタライズされた半田が溶融し、半導体レーザ素
子3と電極リボン7との良好な接触を得ることができ、
非常に高信頼性で、かつ、生産性の高い半導体レーザ装
置が得られる。
If the stem 1 is heated in this state, the metalized solder at the tip of the electrode ribbon 7 will melt, and good contact between the semiconductor laser element 3 and the electrode ribbon 7 can be obtained.
A semiconductor laser device with extremely high reliability and high productivity can be obtained.

尚、本実施例では、電極リボン7の材質として、コバー
ル材にAu  メブキを施したものを使用したが、他の
金属材料でもよく、先端にメタライズした半田は、Au
 −Sn 、 Pb−8nを用いたが、半導体レーザ素
子3の組成変形が生じない程度の融点を有するものであ
れば、他の金属でもかまわない。
In this embodiment, Kovar material coated with Au was used as the material for the electrode ribbon 7, but other metal materials may also be used.
Although -Sn and Pb-8n are used, other metals may be used as long as they have a melting point that does not cause compositional deformation of the semiconductor laser element 3.

発明の効果 以上のように、本発明によれば半導体レーザ素子をヒー
トシンクに固定した後、ステムを加熱するだけで半導体
レーザ素子と電極用リボンとを半田固定でき、非常に生
産性が高く、かつ信頼性の高い半導体レーザ装置を提供
することが可能になり、実用面での効果は犬である。
Effects of the Invention As described above, according to the present invention, the semiconductor laser element and the electrode ribbon can be soldered and fixed by simply heating the stem after fixing the semiconductor laser element to the heat sink, resulting in extremely high productivity and It has become possible to provide a highly reliable semiconductor laser device, and the practical effects are outstanding.

【図面の簡単な説明】[Brief explanation of drawings]

6 ・・ 第1図は本発明の一実施例における半導体レーザ装置の
斜視図、第2図、第3図は従来例における電極部の斜視
図である。 1・・・・・・ステム、2・・・・・ヒートシンク、3
・・・・・・半導体レーザ素子、4・・・・・・光ファ
イバ・コリメート用球レンズ、5・・・・・−モニタ光
取出用レンズ、6・・・・・・電極リボン、7・・・・
・・電極取出用支柱、8・・・・・・電極取出板、9・
・・・・・絶縁用セラミック材0代理人の氏名 弁理士
 中 尾 敏 男 ほか1名1N!L耶η°ラス不1 (111ハ゛−
6... FIG. 1 is a perspective view of a semiconductor laser device according to an embodiment of the present invention, and FIGS. 2 and 3 are perspective views of an electrode section in a conventional example. 1...Stem, 2...Heat sink, 3
... Semiconductor laser element, 4 ... Ball lens for optical fiber collimation, 5 ... - Monitor light extraction lens, 6 ... Electrode ribbon, 7. ...
... Electrode extraction support column, 8... Electrode extraction plate, 9.
... Ceramic materials for insulation 0 Name of agent Patent attorney Toshi Nakao and 1 other person 1N! 111

Claims (1)

【特許請求の範囲】[Claims] 半導体レーザ素子が搭載されたステムに取りつけられた
ファイバ・コリメート用球レンズ、及びモニタ光取出用
ロッドレンズとを具備し、前記半導体レーザ素子への電
気的導通をリボン材にて行うことを特徴とする半導体レ
ーザ装置。
It is characterized by comprising a fiber collimating ball lens attached to a stem on which a semiconductor laser element is mounted, and a rod lens for monitoring light extraction, and electrical conduction to the semiconductor laser element is performed using a ribbon material. Semiconductor laser equipment.
JP12447085A 1985-06-07 1985-06-07 Semiconductor laser device Pending JPS61281578A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12447085A JPS61281578A (en) 1985-06-07 1985-06-07 Semiconductor laser device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12447085A JPS61281578A (en) 1985-06-07 1985-06-07 Semiconductor laser device

Publications (1)

Publication Number Publication Date
JPS61281578A true JPS61281578A (en) 1986-12-11

Family

ID=14886315

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12447085A Pending JPS61281578A (en) 1985-06-07 1985-06-07 Semiconductor laser device

Country Status (1)

Country Link
JP (1) JPS61281578A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008047933A1 (en) * 2006-10-17 2008-04-24 C.I.Kasei Company, Limited Package assembly for upper/lower electrode light-emitting diodes and light-emitting device manufacturing method using same
JP2008258567A (en) * 2006-11-08 2008-10-23 C I Kasei Co Ltd Light emitting device and method of manufacturing the same

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008047933A1 (en) * 2006-10-17 2008-04-24 C.I.Kasei Company, Limited Package assembly for upper/lower electrode light-emitting diodes and light-emitting device manufacturing method using same
US8088635B2 (en) 2006-10-17 2012-01-03 C.I. Kasei Company, Limited Vertical geometry light emitting diode package aggregate and production method of light emitting device using the same
JP2008258567A (en) * 2006-11-08 2008-10-23 C I Kasei Co Ltd Light emitting device and method of manufacturing the same

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