JPS5982754A - 樹脂封止型半導体装置 - Google Patents

樹脂封止型半導体装置

Info

Publication number
JPS5982754A
JPS5982754A JP57192961A JP19296182A JPS5982754A JP S5982754 A JPS5982754 A JP S5982754A JP 57192961 A JP57192961 A JP 57192961A JP 19296182 A JP19296182 A JP 19296182A JP S5982754 A JPS5982754 A JP S5982754A
Authority
JP
Japan
Prior art keywords
resin
copper plate
semiconductor device
recess part
adhesive
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
JP57192961A
Other languages
English (en)
Inventor
Miho Ishikura
石倉 美保
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 Electronics Corp
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 Electronics Corp, Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electronics Corp
Priority to JP57192961A priority Critical patent/JPS5982754A/ja
Publication of JPS5982754A publication Critical patent/JPS5982754A/ja
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L23/00Details of semiconductor or other solid state devices
    • H01L23/34Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
    • H01L23/36Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01Means 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
    • H01L2224/42Wire connectors; Manufacturing methods related thereto
    • H01L2224/47Structure, shape, material or disposition of the wire connectors after the connecting process
    • H01L2224/48Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01Means 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
    • H01L2224/42Wire connectors; Manufacturing methods related thereto
    • H01L2224/47Structure, shape, material or disposition of the wire connectors after the connecting process
    • H01L2224/48Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
    • H01L2224/4805Shape
    • H01L2224/4809Loop shape
    • H01L2224/48091Arched
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01Means 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
    • H01L2224/42Wire connectors; Manufacturing methods related thereto
    • H01L2224/47Structure, shape, material or disposition of the wire connectors after the connecting process
    • H01L2224/48Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
    • H01L2224/481Disposition
    • H01L2224/48151Connecting 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
    • H01L2224/48221Connecting 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
    • H01L2224/48245Connecting 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 metallic
    • H01L2224/48247Connecting 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 metallic connecting the wire to a bond pad of the item
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/15Details of package parts other than the semiconductor or other solid state devices to be connected
    • H01L2924/181Encapsulation
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/15Details of package parts other than the semiconductor or other solid state devices to be connected
    • H01L2924/181Encapsulation
    • H01L2924/1815Shape

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Structures Or Materials For Encapsulating Or Coating Semiconductor Devices Or Solid State Devices (AREA)
  • Cooling Or The Like Of Semiconductors Or Solid State Devices (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】 産業上の利用分野 本発明は樹脂によって外装封止された半導体装置に関す
るものである。
従来例の構成とその問題点 半導体素子は、その回路の高集積化や性能向上により、
熱的条件が一層厳しくなってきている。
樹脂封止型半導体装置は、一般にセラミック型に比べて
熱抵抗が大きく、そのため動作時の消費電力に伴なう半
導体素子の温度上昇が大きく、その電気的特性の変化や
リーク電流の増大等が生じ易くなる。樹脂封止型半導体
装置の熱抵抗を小さくするため、樹脂や金属板の材質に
改良が重ねられているが、熱伝導を良くしても硬化応力
が増大し2′・− たり耐湿性が悪化する等問題点も多い。そこで、樹脂封
止型半導体装置の熱抵抗を小さくする一つの手段として
放熱板が用いられる。従来、樹脂封止型半導体装置の放
熱は、金属のダイパッドをそのまま放熱板として兼用す
る構造や、また放熱板としての金属板をダイパッドに近
接して取り付け、樹脂内部に組み込まれた構造となって
いた。しかし、いずれの場合も放熱板は半導体素子の裏
側に位置しており、一方動作時の半導体素子の発熱は主
として表側で起こるため、放熱状態は良いとは言えない
発明の目的 本発明はこのような点を改良するためになされたもので
あシ、樹脂封止型半導体装置の熱抵抗を大幅に下げるこ
とを目的とするものである。
発明の構成 本発明は、よシ大きな放熱効果を得るために、放熱板を
半導体素子の表側の樹脂封止体面に取り付け、しかも樹
脂外部にその表面の一部が露出している構造となってい
る。つまシ、樹脂封止型半導体装置の樹脂封止体表面に
凹部を設け、そこに良熱伝導材料からなる放熱板を装着
した構造である。
実施例の説明 以下、本発明の実施例を、図面を参照して説明する。図
は、本発明をDIL型樹脂封正体に応用した一実施例を
示す。この構造は、樹脂封止体1の上表面に封止の工程
で凹部を設け、そこに放熱板として銅板2を接着剤3で
貼り付けて形成する。
こうすることによって、動作時の半導体素子4の主とし
て表側で発生した熱は、良熱伝導体である銅板2を介し
て封止体外部に容易に放熱でき、樹脂封止型半導体装置
の熱抵抗を小さくすることができる。図中、6は半導体
素子4を載置するダイパッド、6は外部リード、7はリ
ード線である。
実際、DIL型樹脂封止体1の表面部に厚さ1.2mm
の銅板を、放熱板2として、取り付けることにができる
。また放熱板2を樹脂凹部に貼り付ける際の接着剤3と
しては銀ペースト等が有シ、同接着剤3を銅板の裏面に
塗り、樹脂凹部に装着後、乾燥させれば硬化して銅板は
固定される。
発明の効果 本発明は以上に説明したように、作業性を損うことなく
樹脂封止型半導体装置に放熱板を取り付けることができ
た上で熱抵抗を大幅に改善する効果をもたらすものであ
る。
示す断面図である。
1・・・・・・樹脂封止体、2・・・・・・放熱板、3
・・・・・・接着剤、4・・・・・・半導体素子、5・
・・・・・ダイパッド(金属板)、6・・・・・・外部
リード、7・・・・・・リード線。

Claims (1)

    【特許請求の範囲】
  1. 樹脂封止体の少なくとも一表面に設けた凹部に放熱板を
    装着した樹脂封止型半導体装置。
JP57192961A 1982-11-02 1982-11-02 樹脂封止型半導体装置 Pending JPS5982754A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57192961A JPS5982754A (ja) 1982-11-02 1982-11-02 樹脂封止型半導体装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57192961A JPS5982754A (ja) 1982-11-02 1982-11-02 樹脂封止型半導体装置

Publications (1)

Publication Number Publication Date
JPS5982754A true JPS5982754A (ja) 1984-05-12

Family

ID=16299909

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57192961A Pending JPS5982754A (ja) 1982-11-02 1982-11-02 樹脂封止型半導体装置

Country Status (1)

Country Link
JP (1) JPS5982754A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008021220A2 (en) 2006-08-11 2008-02-21 Vishay General Semiconductor Llc Semiconductor device and method for manufacturing a semiconductor device having improved heat dissipation capabilities
JP2017028060A (ja) * 2015-07-21 2017-02-02 株式会社デンソー 電子装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008021220A2 (en) 2006-08-11 2008-02-21 Vishay General Semiconductor Llc Semiconductor device and method for manufacturing a semiconductor device having improved heat dissipation capabilities
EP2057665B1 (en) * 2006-08-11 2019-01-23 Vishay General Semiconductor LLC Semiconductor device and method for manufacturing a semiconductor device having improved heat dissipation capabilities
JP2017028060A (ja) * 2015-07-21 2017-02-02 株式会社デンソー 電子装置

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