JPS53129967A - Stem for transistors - Google Patents

Stem for transistors

Info

Publication number
JPS53129967A
JPS53129967A JP4447177A JP4447177A JPS53129967A JP S53129967 A JPS53129967 A JP S53129967A JP 4447177 A JP4447177 A JP 4447177A JP 4447177 A JP4447177 A JP 4447177A JP S53129967 A JPS53129967 A JP S53129967A
Authority
JP
Japan
Prior art keywords
stem
transistors
insualtor
interposing
emitter
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
JP4447177A
Other languages
Japanese (ja)
Inventor
Nobuo Otani
Shigeo Otaka
Satoru Suzuki
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP4447177A priority Critical patent/JPS53129967A/en
Publication of JPS53129967A publication Critical patent/JPS53129967A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H01L2224/4805—Shape
    • H01L2224/4809—Loop shape
    • H01L2224/48091—Arched
    • 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
    • H01L2224/73—Means for bonding being of different types provided for in two or more of groups H01L2224/10, H01L2224/18, H01L2224/26, H01L2224/34, H01L2224/42, H01L2224/50, H01L2224/63, H01L2224/71
    • H01L2224/732—Location after the connecting process
    • H01L2224/73251—Location after the connecting process on different surfaces
    • H01L2224/73265—Layer and wire connectors

Landscapes

  • Wire Bonding (AREA)

Abstract

PURPOSE: To achieve the improvement in the efficiency of ultrasonic wire bonding by bending the ends of emitter and base leads protruding from a metal stem inward to L-form, placing these mutually in proximity and interposing an insualtor between the L-form ends and the top of the stem.
COPYRIGHT: (C)1978,JPO&Japio
JP4447177A 1977-04-20 1977-04-20 Stem for transistors Pending JPS53129967A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4447177A JPS53129967A (en) 1977-04-20 1977-04-20 Stem for transistors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4447177A JPS53129967A (en) 1977-04-20 1977-04-20 Stem for transistors

Publications (1)

Publication Number Publication Date
JPS53129967A true JPS53129967A (en) 1978-11-13

Family

ID=12692419

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4447177A Pending JPS53129967A (en) 1977-04-20 1977-04-20 Stem for transistors

Country Status (1)

Country Link
JP (1) JPS53129967A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63149538U (en) * 1987-03-23 1988-10-03

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63149538U (en) * 1987-03-23 1988-10-03

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