JPH0439228B2 - - Google Patents

Info

Publication number
JPH0439228B2
JPH0439228B2 JP61160274A JP16027486A JPH0439228B2 JP H0439228 B2 JPH0439228 B2 JP H0439228B2 JP 61160274 A JP61160274 A JP 61160274A JP 16027486 A JP16027486 A JP 16027486A JP H0439228 B2 JPH0439228 B2 JP H0439228B2
Authority
JP
Japan
Prior art keywords
bonding pad
metal film
film
forming
pad electrode
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.)
Expired - Lifetime
Application number
JP61160274A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6315436A (ja
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 filed Critical
Priority to JP61160274A priority Critical patent/JPS6315436A/ja
Publication of JPS6315436A publication Critical patent/JPS6315436A/ja
Publication of JPH0439228B2 publication Critical patent/JPH0439228B2/ja
Granted 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
    • H01L24/01—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
    • H01L24/02—Bonding areas ; Manufacturing methods related thereto
    • H01L24/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
    • H01L24/05—Structure, shape, material or disposition of the bonding areas prior to the connecting process of an individual bonding area
    • 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
    • H01L24/01—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
    • H01L24/02—Bonding areas ; Manufacturing methods related thereto
    • H01L24/03—Manufacturing methods
    • 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
    • H01L2224/02—Bonding areas; Manufacturing methods related thereto
    • H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
    • H01L2224/05—Structure, shape, material or disposition of the bonding areas prior to the connecting process of an individual bonding area
    • H01L2224/05001—Internal layers
    • H01L2224/05075—Plural internal layers
    • H01L2224/0508—Plural internal layers being stacked
    • H01L2224/05082—Two-layer arrangements
    • 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
    • H01L2224/02—Bonding areas; Manufacturing methods related thereto
    • H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
    • H01L2224/05—Structure, shape, material or disposition of the bonding areas prior to the connecting process of an individual bonding area
    • H01L2224/0554—External layer
    • H01L2224/0555—Shape
    • H01L2224/05556—Shape in side view
    • 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
    • H01L2924/0105—Tin [Sn]
    • 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
    • H01L2924/01078—Platinum [Pt]
    • 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
    • H01L2924/102—Material of the semiconductor or solid state bodies
    • H01L2924/1025—Semiconducting materials
    • H01L2924/1026—Compound semiconductors
    • H01L2924/1032—III-V
    • H01L2924/10329—Gallium arsenide [GaAs]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Wire Bonding (AREA)
JP61160274A 1986-07-08 1986-07-08 ボンディングパッド電極の形成方法 Granted JPS6315436A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61160274A JPS6315436A (ja) 1986-07-08 1986-07-08 ボンディングパッド電極の形成方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61160274A JPS6315436A (ja) 1986-07-08 1986-07-08 ボンディングパッド電極の形成方法

Publications (2)

Publication Number Publication Date
JPS6315436A JPS6315436A (ja) 1988-01-22
JPH0439228B2 true JPH0439228B2 (cs) 1992-06-26

Family

ID=15711452

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61160274A Granted JPS6315436A (ja) 1986-07-08 1986-07-08 ボンディングパッド電極の形成方法

Country Status (1)

Country Link
JP (1) JPS6315436A (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5422307A (en) * 1992-03-03 1995-06-06 Sumitomo Electric Industries, Ltd. Method of making an ohmic electrode using a TiW layer and an Au layer

Also Published As

Publication number Publication date
JPS6315436A (ja) 1988-01-22

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term