SG45513A1 - Leadframe - Google Patents

Leadframe

Info

Publication number
SG45513A1
SG45513A1 SG1996010978A SG1996010978A SG45513A1 SG 45513 A1 SG45513 A1 SG 45513A1 SG 1996010978 A SG1996010978 A SG 1996010978A SG 1996010978 A SG1996010978 A SG 1996010978A SG 45513 A1 SG45513 A1 SG 45513A1
Authority
SG
Singapore
Prior art keywords
leadframe
Prior art date
Application number
SG1996010978A
Other languages
English (en)
Inventor
Toshiakai Shinohara
Yoshiharu Takahashi
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of SG45513A1 publication Critical patent/SG45513A1/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L23/00—Details of semiconductor or other solid state devices
    • 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
    • H01L23/488—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 soldered or bonded constructions
    • H01L23/495—Lead-frames or other flat leads
    • H01L23/49541—Geometry of the lead-frame
    • H01L23/49558—Insulating layers on lead frames, e.g. bridging members
    • 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
    • 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
    • H01L2224/01—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
    • H01L2224/48245—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 metallic
    • H01L2224/48247—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 metallic connecting the wire to a bond pad of the item
    • 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
    • H01L24/42—Wire connectors; Manufacturing methods related thereto
    • H01L24/44—Structure, shape, material or disposition of the wire connectors prior to the connecting process
    • H01L24/45—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
    • 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
    • H01L24/42—Wire connectors; Manufacturing methods related thereto
    • H01L24/47—Structure, shape, material or disposition of the wire connectors after the connecting process
    • H01L24/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
    • 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
    • H01L2924/0001—Technical content checked by a classifier
    • H01L2924/00014—Technical content checked by a classifier the subject-matter covered by the group, the symbol of which is combined with the symbol of this group, being disclosed without further technical details
    • 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
    • H01L2924/01019—Potassium [K]

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Lead Frames For Integrated Circuits (AREA)
  • Load-Engaging Elements For Cranes (AREA)
SG1996010978A 1996-03-06 1996-10-31 Leadframe SG45513A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8049010A JPH09246457A (ja) 1996-03-06 1996-03-06 リードフレーム

Publications (1)

Publication Number Publication Date
SG45513A1 true SG45513A1 (en) 1998-01-16

Family

ID=12819191

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996010978A SG45513A1 (en) 1996-03-06 1996-10-31 Leadframe

Country Status (6)

Country Link
US (2) US5872394A (ja)
JP (1) JPH09246457A (ja)
CN (1) CN1072841C (ja)
MY (1) MY114035A (ja)
SG (1) SG45513A1 (ja)
TW (1) TW367601B (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003204027A (ja) * 2002-01-09 2003-07-18 Matsushita Electric Ind Co Ltd リードフレーム及びその製造方法、樹脂封止型半導体装置及びその製造方法
US9082607B1 (en) 2006-12-14 2015-07-14 Utac Thai Limited Molded leadframe substrate semiconductor package
US9355940B1 (en) * 2009-12-04 2016-05-31 Utac Thai Limited Auxiliary leadframe member for stabilizing the bond wire process
JP2017045944A (ja) * 2015-08-28 2017-03-02 ルネサスエレクトロニクス株式会社 半導体装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4597816A (en) * 1985-09-03 1986-07-01 Gte Products Corporation Scrap-less taping system for IC lead-frames
JPS62229864A (ja) * 1986-03-31 1987-10-08 Toshiba Corp 半導体装置
JPH0297051A (ja) * 1988-10-03 1990-04-09 Nec Kyushu Ltd リードフレーム
JPH03129872A (ja) * 1989-10-16 1991-06-03 Nec Kyushu Ltd リードフレーム
JPH05218283A (ja) * 1992-02-03 1993-08-27 Nec Corp 半導体装置
JPH0637244A (ja) * 1992-07-20 1994-02-10 Mitsubishi Electric Corp 半導体装置
US5294827A (en) * 1992-12-14 1994-03-15 Motorola, Inc. Semiconductor device having thin package body and method for making the same
JP3129872B2 (ja) 1993-02-02 2001-01-31 株式会社神戸製鋼所 高速タイヤユニフォミティマシンによるアンバランス補正方法

Also Published As

Publication number Publication date
JPH09246457A (ja) 1997-09-19
USRE38043E1 (en) 2003-03-25
CN1159078A (zh) 1997-09-10
US5872394A (en) 1999-02-16
MY114035A (en) 2002-07-31
TW367601B (en) 1999-08-21
CN1072841C (zh) 2001-10-10

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