JPS58159340A - ワイヤボンデイング方法 - Google Patents

ワイヤボンデイング方法

Info

Publication number
JPS58159340A
JPS58159340A JP57042255A JP4225582A JPS58159340A JP S58159340 A JPS58159340 A JP S58159340A JP 57042255 A JP57042255 A JP 57042255A JP 4225582 A JP4225582 A JP 4225582A JP S58159340 A JPS58159340 A JP S58159340A
Authority
JP
Japan
Prior art keywords
bonding
wire
bonding pad
pad
substrate
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
JP57042255A
Other languages
English (en)
Inventor
Masahito Nakajima
雅人 中島
Tetsuo Hizuka
哲男 肥塚
Hiroyuki Tsukahara
博之 塚原
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP57042255A priority Critical patent/JPS58159340A/ja
Publication of JPS58159340A publication Critical patent/JPS58159340A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
    • H01L24/74—Apparatus for manufacturing arrangements for connecting or disconnecting semiconductor or solid-state bodies
    • H01L24/78—Apparatus for connecting with wire connectors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L2224/42—Wire connectors; Manufacturing methods related thereto
    • H01L2224/44—Structure, shape, material or disposition of the wire connectors prior to the connecting process
    • H01L2224/45—Structure, shape, material or disposition of the wire connectors prior to the connecting process of an individual wire connector
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L2224/42—Wire connectors; Manufacturing methods related thereto
    • H01L2224/44—Structure, shape, material or disposition of the wire connectors prior to the connecting process
    • H01L2224/45—Structure, shape, material or disposition of the wire connectors prior to the connecting process of an individual wire connector
    • H01L2224/45001—Core members of the connector
    • H01L2224/45099—Material
    • H01L2224/451—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
    • H01L2224/45138—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
    • H01L2224/45144—Gold (Au) as principal constituent
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L2224/42—Wire connectors; Manufacturing methods related thereto
    • H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
    • H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
    • H01L2224/481—Disposition
    • H01L2224/48151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
    • H01L2224/48221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
    • H01L2224/48225—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L2224/42—Wire connectors; Manufacturing methods related thereto
    • H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
    • H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
    • H01L2224/481—Disposition
    • H01L2224/48151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
    • H01L2224/48221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
    • H01L2224/48225—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation
    • H01L2224/48227—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation connecting the wire to a bond pad of the item
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/74—Apparatus for manufacturing arrangements for connecting or disconnecting semiconductor or solid-state bodies and for methods related thereto
    • H01L2224/78—Apparatus for connecting with wire connectors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/74—Apparatus for manufacturing arrangements for connecting or disconnecting semiconductor or solid-state bodies and for methods related thereto
    • H01L2224/78—Apparatus for connecting with wire connectors
    • H01L2224/7825—Means for applying energy, e.g. heating means
    • H01L2224/783—Means for applying energy, e.g. heating means by means of pressure
    • H01L2224/78301—Capillary
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/74—Apparatus for manufacturing arrangements for connecting or disconnecting semiconductor or solid-state bodies and for methods related thereto
    • H01L2224/78—Apparatus for connecting with wire connectors
    • H01L2224/788—Means for moving parts
    • H01L2224/78801—Lower part of the bonding apparatus, e.g. XY table
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
    • H01L2224/85—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a wire connector
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
    • H01L2224/85—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a wire connector
    • H01L2224/85009—Pre-treatment of the connector or the bonding area
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
    • H01L2224/85—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a wire connector
    • H01L2224/85009—Pre-treatment of the connector or the bonding area
    • H01L2224/8503—Reshaping, e.g. forming the ball or the wedge of the wire connector
    • H01L2224/85035—Reshaping, e.g. forming the ball or the wedge of the wire connector by heating means, e.g. "free-air-ball"
    • H01L2224/85045—Reshaping, e.g. forming the ball or the wedge of the wire connector by heating means, e.g. "free-air-ball" using a corona discharge, e.g. electronic flame off [EFO]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/01—Chemical elements
    • H01L2924/01039—Yttrium [Y]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/01—Chemical elements
    • H01L2924/01079—Gold [Au]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/10—Details of semiconductor or other solid state devices to be connected
    • H01L2924/1015—Shape
    • H01L2924/1016—Shape being a cuboid
    • H01L2924/10161—Shape being a cuboid with a rectangular active surface

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Wire Bonding (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【発明の詳細な説明】 （１）　　発明の技術分野 本発明はワイヤボンディング方法に係９、特に接着力が
高く、高速ボンディングが可能なワイヤボンディング方
法に関する。
（２）従来技術と問題点 従来のワイヤポンディングにおいては素子が搭載され九
基体をヒーター上に置き、その基体全体を加熱して行な
ってい丸。そのために加熱に必要な電力が大きく、加熱
に長一時間を要し、また。
ボンディングに必要ない所まで加熱するので半導体素子
等の破壊または特性劣化が閲咄となっていた０籍性劣化
を防ぐために加熱温度を最適値よシ低い遣に制限する必
要がしばしば生じ、この場合には接層力の低下が問題と
なってい九〇また、プラスチックパッケージングの場合
は加熱が不可能であう九。
（３）発明の目的 本発明の目的は短時間の加熱でボンディング部を蝋適温
度まで加熱し、しかも半導体素子等の特性劣化を引會起
さなｉワイヤボンディング方法を提供することにある。
（４）　　発明の構成 本発明は基体を位置決めし死後で、ポンディングワイヤ
ーを鉄基体上のボンディングパットに押し当てる前に該
ボンディングパットのみを集束された光ビームによ、っ
て照射し、諌ボンディングバットを予備加熱することを
特徴としたワイヤボンディング方法である。なお、基体
とは配線または電極等が形成され九アル建す基板、竜２
ンツクパッケージ、ステム、メタルフレーム等の超小型
電子部品が実装されるものの総称である〇（５）発明の
実施例 図は本発明の１実施例を説明する図である〇チップ１が
搭載され九基板２は図示しないローデング手段によりＸ
−Ｙステーズ５に載置され、パッドｌａｌ繊用テレビカ
メラ４によ）位置決めされ。
規定量水平にシフトされ、午ヤビラリ６の真下にセッテ
ングされる。つぎに、金線６はトーチツにより先端に小
球が形成され、ボンデインブレ（ラド８ａ５ｅ６１９．
Ｌ／ンズｌＯ，アパーチャ１１．レン降ドし、金線６の
小球をポンディングパッド８に押しつける。クランパー
１５はワイヤリングが終了後金−を切断する喪めのもの
である。本実施例の動作条件の一例を挙げれば、光源は
５０Ｗの）−ロケ／ランプでＴｏｎ、ａ個のレンズとア
パーチャによｆｉｌＱｏμＢｘｌＯＯμｍのボンディン
グバット上に１００μｍ−の県東光を熱射する。基板は
アルミナで、そのポンディングパッドはＡｕＪｌ膜で形
成されている。チップはシリコンで、そのボ九アルミニ
ウム薄膜である。金線の径は３０μｍ−で、その小球の
径は５０μｍ−である。まえ、金線の光重にトーチで小
球な形成後、その小球をポンディングパッドに押し幽て
るまでの時間は約１００ｍ５でめ９、光の照射時間は約
ａ、ＳでＴｏＤ、光Ｏ照射が終了してから金線の小球を
ポンディングパッドに押し当てるまでの時間は約２０ｗ
ｈＢである０ なお、光源はハクポンランプに限定するものではなく、
レーザーやフラッジ、ランプでも使用可能である。を九
、基板のローデング装置、アンロープフグ装置、および
タイ建ング信号発生装置は従来と同様なものでよいので
説明を省略し九〇（６）　　発明の効果 本発明は＾速加熱２局部加熱の特徴を持っているので、
高速自動ワイヤーボンディング装置の処理スピードに真
く適合し、ボンディングに蛾適な温度に加熱しても半導
体素子等に特性劣化を与えることがない〇
【図面の簡単な説明】
図は本発明の１実施例を示す図であシ、１はチップ、２
は基板、３はＸ−Ｙステージ、番は／＜ラドｇ識用のテ
レビカメラ、６はキャピラリ、６は金線、ツはトーチ、
８はポンディ／グツ（ラド、９は光源、１０および１２
はレンズ、１１はアパーチャ、１３はシャッター、１４
は局所加熱装置、１５はクランパーである。

Claims (1)

    【特許請求の範囲】
  1. 基体が位置決めされ丸後で、ワイヤーを鉄基体上のボン
    ディングパダドに押し当てる前ＶｃＩｓボンディングバ
    ッ、ドのみを集束され走光ビームによって照射し、咳ポ
    ンディングパッドを予備０口熱することを％黴とし九ワ
    イヤボンディング方法。
JP57042255A 1982-03-17 1982-03-17 ワイヤボンデイング方法 Pending JPS58159340A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57042255A JPS58159340A (ja) 1982-03-17 1982-03-17 ワイヤボンデイング方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57042255A JPS58159340A (ja) 1982-03-17 1982-03-17 ワイヤボンデイング方法

Publications (1)

Publication Number Publication Date
JPS58159340A true JPS58159340A (ja) 1983-09-21

Family

ID=12630911

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57042255A Pending JPS58159340A (ja) 1982-03-17 1982-03-17 ワイヤボンデイング方法

Country Status (1)

Country Link
JP (1) JPS58159340A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59172733A (ja) * 1983-03-22 1984-09-29 Toshiba Corp 半導体装置の製造方法
JPS6167926A (ja) * 1984-09-12 1986-04-08 Hitachi Tokyo Electronics Co Ltd ボンデイング方法
KR100650944B1 (ko) 2005-09-15 2006-11-29 주식회사 탑 엔지니어링 고밀도 가열기를 가진 플립칩 본더장치

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59172733A (ja) * 1983-03-22 1984-09-29 Toshiba Corp 半導体装置の製造方法
JPS6167926A (ja) * 1984-09-12 1986-04-08 Hitachi Tokyo Electronics Co Ltd ボンデイング方法
KR100650944B1 (ko) 2005-09-15 2006-11-29 주식회사 탑 엔지니어링 고밀도 가열기를 가진 플립칩 본더장치

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