GB1238747A - - Google Patents

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Publication number
GB1238747A
GB1238747A GB1238747DA GB1238747A GB 1238747 A GB1238747 A GB 1238747A GB 1238747D A GB1238747D A GB 1238747DA GB 1238747 A GB1238747 A GB 1238747A
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United Kingdom
Prior art keywords
lead
terminal area
gold
layer
aluminium
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Expired
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English (en)
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Publication of GB1238747A publication Critical patent/GB1238747A/en
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    • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
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    • H01L23/28—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection
    • H01L23/29—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the material, e.g. carbon
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    • H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
    • H01L23/482—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of lead-in layers inseparably applied to the semiconductor body (electrodes)
    • H01L23/4822—Beam leads
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    • H01L23/522—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body
    • H01L23/532—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body characterised by the materials
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    • H01L23/53223—Additional layers associated with aluminium layers, e.g. adhesion, barrier, cladding layers
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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Wire Bonding (AREA)
  • Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
  • Electrodes Of Semiconductors (AREA)
GB1238747D 1968-09-16 1969-09-16 Expired GB1238747A (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP43066830A JPS4822380B1 (enExample) 1968-09-16 1968-09-16

Publications (1)

Publication Number Publication Date
GB1238747A true GB1238747A (enExample) 1971-07-07

Family

ID=13327128

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1238747D Expired GB1238747A (enExample) 1968-09-16 1969-09-16

Country Status (3)

Country Link
JP (1) JPS4822380B1 (enExample)
DE (1) DE1943405B2 (enExample)
GB (1) GB1238747A (enExample)

Also Published As

Publication number Publication date
JPS4822380B1 (enExample) 1973-07-05
DE1943405B2 (de) 1973-08-02
DE1943405A1 (de) 1970-04-23

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees