JPH01165247U - - Google Patents

Info

Publication number
JPH01165247U
JPH01165247U JP1988061387U JP6138788U JPH01165247U JP H01165247 U JPH01165247 U JP H01165247U JP 1988061387 U JP1988061387 U JP 1988061387U JP 6138788 U JP6138788 U JP 6138788U JP H01165247 U JPH01165247 U JP H01165247U
Authority
JP
Japan
Prior art keywords
chip
printing elements
connection pad
insulating substrate
measurement
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.)
Granted
Application number
JP1988061387U
Other languages
Japanese (ja)
Other versions
JPH0711984Y2 (en
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 JP1988061387U priority Critical patent/JPH0711984Y2/en
Publication of JPH01165247U publication Critical patent/JPH01165247U/ja
Application granted granted Critical
Publication of JPH0711984Y2 publication Critical patent/JPH0711984Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H01L2224/01—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
    • H01L2224/48225—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 non-metallic, e.g. insulating substrate with or without metallisation
    • H01L2224/48227—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 non-metallic, e.g. insulating substrate with or without metallisation connecting the wire to a bond pad of the item
    • 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
    • H01L2224/49—Structure, shape, material or disposition of the wire connectors after the connecting process of a plurality of wire connectors
    • H01L2224/494—Connecting portions
    • H01L2224/4943—Connecting portions the connecting portions being staggered
    • H01L2224/49433—Connecting portions the connecting portions being staggered outside the semiconductor or solid-state body

Landscapes

  • Electronic Switches (AREA)
  • Testing Or Measuring Of Semiconductors Or The Like (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は、この考案の一実施例熱印字ヘツドの
要部を示すパターン図、第２図は、他の実施例熱
印字ヘツドのリード電極のパターン例図、第３図
及び第４図は従来の熱印字ヘツドのリード電極と
ＩＣ電極のパターン例図、第５図は、一般的な熱
サーマルヘツドの概略構成を説明する図である。 １……絶縁基板、２……発熱抵抗体、３……Ｉ
Ｃチツプ、５……ＩＣの電極、６……リード電極
、７……ワイボンパツド、８……ボンデイングワ
イヤ、９……ＧＮＤパターン。 FIG. 1 is a pattern diagram showing the main parts of a thermal printing head according to one embodiment of the invention, FIG. 2 is an example pattern diagram of a lead electrode of a thermal printing head according to another embodiment, and FIGS. FIG. 5, an example of patterns of lead electrodes and IC electrodes of a conventional thermal printing head, is a diagram illustrating the schematic structure of a general thermal printing head. 1...Insulating substrate, 2...Heating resistor, 3...I
C chip, 5... IC electrode, 6... Lead electrode, 7... Wibon pad, 8... Bonding wire, 9... GND pattern.

Claims (1)

【実用新案登録請求の範囲】 絶縁基板上に、多数個の印字素子が配列される
と共に、前記絶縁基板上の前記印字素子とは離れ
た位置に前記印字素子を駆動するためのＩＣチツ
プを実装し、かつ絶縁基板上に、一端が前記各印
字素子に接続され他端に接続パツドを有し、この
接続パツドが前記ＩＣチツプ近傍に配置されるリ
ード電極を形成し、前記リード電極の接続パツド
と前記ＩＣチツプの両側に配置されるＩＣ電極を
ボンデイングワイヤで接続してなる印字ヘツドに
おいて、 前記複数のリード電極の少なくとも一部のリー
ド電極に、前記接続パツドとは別に測定用パツド
を設け、かつ前記ＩＣチツプの片側と他方側で、
測定用パツドに兼用するリード電極の接続パツド
を含む測定用パツドの配列が同一パターンに形成
されてなることを特徴とする印字ヘツド。[Claims for Utility Model Registration] A large number of printing elements are arranged on an insulating substrate, and an IC chip for driving the printing elements is mounted on the insulating substrate at a position apart from the printing elements. and has a connection pad on the insulating substrate, one end connected to each of the printing elements and the other end, the connection pad forming a lead electrode disposed near the IC chip, and the connection pad of the lead electrode and a print head formed by connecting IC electrodes arranged on both sides of the IC chip with bonding wires, a measurement pad is provided on at least some of the plurality of lead electrodes separately from the connection pad, and on one side and the other side of the IC chip,
A print head characterized in that an arrangement of measurement pads including connection pads for lead electrodes which also serve as measurement pads are formed in the same pattern.
JP1988061387U 1988-05-10 1988-05-10 Print head Expired - Lifetime JPH0711984Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988061387U JPH0711984Y2 (en) 1988-05-10 1988-05-10 Print head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988061387U JPH0711984Y2 (en) 1988-05-10 1988-05-10 Print head

Publications (2)

Publication Number Publication Date
JPH01165247U true JPH01165247U (en) 1989-11-17
JPH0711984Y2 JPH0711984Y2 (en) 1995-03-22

Family

ID=31287059

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988061387U Expired - Lifetime JPH0711984Y2 (en) 1988-05-10 1988-05-10 Print head

Country Status (1)

Country Link
JP (1) JPH0711984Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH048556A (en) * 1990-04-26 1992-01-13 Matsushita Electric Ind Co Ltd Thermal head and its resistance value trinning
JP2001301219A (en) * 2000-04-19 2001-10-30 Rohm Co Ltd Thermal print head

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH048556A (en) * 1990-04-26 1992-01-13 Matsushita Electric Ind Co Ltd Thermal head and its resistance value trinning
JP2001301219A (en) * 2000-04-19 2001-10-30 Rohm Co Ltd Thermal print head

Also Published As

Publication number Publication date
JPH0711984Y2 (en) 1995-03-22

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