JPS63127152U - - Google Patents

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Publication number
JPS63127152U
JPS63127152U JP1893887U JP1893887U JPS63127152U JP S63127152 U JPS63127152 U JP S63127152U JP 1893887 U JP1893887 U JP 1893887U JP 1893887 U JP1893887 U JP 1893887U JP S63127152 U JPS63127152 U JP S63127152U
Authority
JP
Japan
Prior art keywords
conductivity type
region
regions
type formed
power supply
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
JP1893887U
Other languages
English (en)
Other versions
JPH0639455Y2 (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 JP1987018938U priority Critical patent/JPH0639455Y2/ja
Publication of JPS63127152U publication Critical patent/JPS63127152U/ja
Application granted granted Critical
Publication of JPH0639455Y2 publication Critical patent/JPH0639455Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Semiconductor Integrated Circuits (AREA)
  • Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
  • Protection Of Static Devices (AREA)

Description

【図面の簡単な説明】
第１図は、改良された保護回路の等価回路図、
第２図は本考案の一実施例による保護回路の構造
断面図、第３図は本考案の他の実施例による保護
回路の構造断面図、第４図は従来の保護回路の等
価回路図である。 １……入力端子、２……保護抵抗、３，４，５
，６……ダイオード、７……ＰチヤネルＭＯＳト
ランジスタ、８……ＮチヤネルＭＯＳトランジス
タ、９……電源（＋）端子、１０……電源（−）
端子、１１……高濃度Ｎ型拡散領域、１２，１３
……高濃度Ｐ型拡散領域、１４，１５……低濃度
Ｎ型拡散領域、１６，１７，１８……高濃度Ｐ型
拡散領域、１９……低濃度Ｐ型拡散領域、２０…
…低濃度Ｎ型半導体基板、２１，２２……高濃度
Ｎ型拡散領域、２３……絶縁膜。

Claims (1)

    【実用新案登録請求の範囲】
  1. ＭＯＳ素子の形成された一導電型の半導体基板
    の該半導体基板中に形成された他の導電型の第１
    の領域と、該第１の領域中に離間して形成された
    前記一導電型の第２および第３の領域と、該第２
    の領域内に離間して形成された前記他の導電型の
    第４および第５の領域と、該第３の領域内に離間
    して形成された前記他の導電型の第６および第７
    の領域と、前記第５および第６の領域を前記ＭＯ
    Ｓ素子の保護されるものに接続する手段と、前記
    第４の領域に第１の電源電圧を与える手段と、前
    記第７の領域に第２の電源電圧を与える手段とを
    含むことを特徴とするＭＯＳ素子の保護回路装置
    。
JP1987018938U 1987-02-10 1987-02-10 Ｍｏｓ素子の保護回路装置 Expired - Lifetime JPH0639455Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987018938U JPH0639455Y2 (ja) 1987-02-10 1987-02-10 Ｍｏｓ素子の保護回路装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987018938U JPH0639455Y2 (ja) 1987-02-10 1987-02-10 Ｍｏｓ素子の保護回路装置

Publications (2)

Publication Number Publication Date
JPS63127152U true JPS63127152U (ja) 1988-08-19
JPH0639455Y2 JPH0639455Y2 (ja) 1994-10-12

Family

ID=30813075

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987018938U Expired - Lifetime JPH0639455Y2 (ja) 1987-02-10 1987-02-10 Ｍｏｓ素子の保護回路装置

Country Status (1)

Country Link
JP (1) JPH0639455Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013128227A1 (en) * 2012-02-29 2013-09-06 Freescale Semiconductor, Inc. Electrostatic discharge protection circuit arrangement, electronic circuit and esd protection method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5821374A (ja) * 1981-07-29 1983-02-08 Toshiba Corp 半導体装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5821374A (ja) * 1981-07-29 1983-02-08 Toshiba Corp 半導体装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013128227A1 (en) * 2012-02-29 2013-09-06 Freescale Semiconductor, Inc. Electrostatic discharge protection circuit arrangement, electronic circuit and esd protection method
US9438031B2 (en) 2012-02-29 2016-09-06 Freescale Semiconductor, Inc. Electrostatic discharge protection circuit arrangement, electronic circuit and ESD protection method

Also Published As

Publication number Publication date
JPH0639455Y2 (ja) 1994-10-12

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