JP4491558B2 - パワーダウン動作モードを備えた電源供給ラインのシリコン制御整流静電放電保護デバイス - Google Patents
パワーダウン動作モードを備えた電源供給ラインのシリコン制御整流静電放電保護デバイス Download PDFInfo
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- JP4491558B2 JP4491558B2 JP2006509734A JP2006509734A JP4491558B2 JP 4491558 B2 JP4491558 B2 JP 4491558B2 JP 2006509734 A JP2006509734 A JP 2006509734A JP 2006509734 A JP2006509734 A JP 2006509734A JP 4491558 B2 JP4491558 B2 JP 4491558B2
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 17
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/0203—Particular design considerations for integrated circuits
- H01L27/0248—Particular design considerations for integrated circuits for electrical or thermal protection, e.g. electrostatic discharge [ESD] protection
- H01L27/0251—Particular design considerations for integrated circuits for electrical or thermal protection, e.g. electrostatic discharge [ESD] protection for MOS devices
- H01L27/0259—Particular design considerations for integrated circuits for electrical or thermal protection, e.g. electrostatic discharge [ESD] protection for MOS devices using bipolar transistors as protective elements
- H01L27/0262—Particular design considerations for integrated circuits for electrical or thermal protection, e.g. electrostatic discharge [ESD] protection for MOS devices using bipolar transistors as protective elements including a PNP transistor and a NPN transistor, wherein each of said transistors has its base coupled to the collector of the other transistor, e.g. silicon controlled rectifier [SCR] devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/86—Types of semiconductor device ; Multistep manufacturing processes therefor controllable only by variation of the electric current supplied, or only the electric potential applied, to one or more of the electrodes carrying the current to be rectified, amplified, oscillated or switched
- H01L29/861—Diodes
- H01L29/87—Thyristor diodes, e.g. Shockley diodes, break-over diodes
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Ceramic Engineering (AREA)
- Semiconductor Integrated Circuits (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Thyristors (AREA)
- Emergency Protection Circuit Devices (AREA)
Description
Claims (10)
- 集積回路の電源供給ライン(1050)を保護するための静電放電(ESD)保護デバイス(100)であって、
第1の電源供給ライン(10501)および第2の電源供給ライン(10502)間に結合する第1のシリコン制御整流器(SCR)(1002)と、
前記第1のSCRと逆並列に前記第1および第2の電源供給ライン間に結合する第2のSCR(10022)と、
前記第1の電源供給ラインおよび前記第1のSCRの第1のトリガーゲート(10081)に結合する第1のトリガーデバイス(10201)と、
前記第2の電源供給ラインおよび前記第2のSCRの第1のトリガーゲート(10082)に結合する第2のトリガーデバイス(10202)と
を備える、ESD保護デバイス。 - 前記第1および第2のトリガーデバイスの各々が、前記第1および第2のSCRの第1のトリガーゲートにそれぞれ結合されたソース(10281)と前記第1および第2の電源供給ラインにそれぞれ結合するドレイン(10261)とを有するNMOSトランジスタを備える、請求項1に記載のESD保護デバイス。
- 前記第1および第2のトリガーデバイスの少なくとも一方がそれぞれ少なくとも1つのトリガーダイオード(1202)を備え、前記第1のトリガーデバイスの前記少なくとも1つのトリガーダイオードが前記第1の電源供給ラインから前記第1のSCRの第1のトリガーゲートへの順方向導通方向に結合するものであり、前記第2のトリガーデバイスの前記少なくとも1つのトリガーダイオードが前記第2の電源供給ラインから前記第2のSCRの第1のトリガーゲートへの順方向導通方向に結合するものである、請求項1に記載のESD保護デバイス。
- 前記第1の電源供給ラインから前記第1のSCRのアノードへの順方向導通方向に結合する少なくとも1つの第1の保持電圧ダイオード(10401)と、
前記第2の電源供給ラインから前記第2のSCRのアノードへの順方向導通方向に結合する少なくとも1つの第2の保持電圧ダイオード(10402)と
をさらに備える、請求項1に記載のESD保護デバイス。 - 集積回路の電源供給ライン(1050)を保護するための静電放電(ESD)保護デバイス(1100)であって、
第1の電源供給ライン(10501)および第2の電源供給ライン(10502)間に結合する第1のシリコン制御整流器(SCR)(10021)と、
前記第1のSCRと逆並列に前記第1および第2の電源供給ライン間に結合される第2のSCR(10022)と、
前記第1および第2の電源供給ライン間に結合するトリガーデバイス(1020)であり、第1および第2のSCRの第1のトリガーゲート(1008)の各々に結合されたバルク端子(1024)を有する前記トリガーデバイスと
を備える、ESD保護デバイス。 - 前記トリガーデバイスがNMOSトランジスタを備え、前記NMOSトランジスタが、
第2の電源供給ラインに結合するソース(1028)と、
第1の電源供給ラインに結合するドレイン(1026)と、
アースに結合するゲート(1022)と
を備える、請求項5に記載のESD保護デバイス。 - 前記第1の電源供給ラインから前記第1のSCRのアノードへの順方向導通方向に結合する少なくとも1つの第1の保持電圧ダイオード(10401)と、
前記第2の電源供給ラインから前記第2のSCRのアノードへの順方向導通方向に結合する少なくとも1つの第2の保持電圧ダイオード(10402)と
をさらに備える、請求項5に記載のESD保護デバイス。 - 集積回路の電源供給ライン(1050)を保護するための静電放電(ESD)保護デバイス(1300)であって、
第1の電源供給ライン(10501)および第2の電源供給ライン(10502)間に結合する第1のシリコン制御整流器(SCR)(10021)と、
前記第1のSCRと逆並列に前記第1および第2の電源供給ライン間に結合される第2のSCR(10022)と、
前記第1の電源供給ラインに結合し、前記第1のSCRの第2のトリガーゲート(10101)に結合される第1のトリガーデバイス(13021)と、
前記第2の電源供給ラインに結合し、前記第2のSCRの第2のトリガーゲート(10102)に結合される第2のトリガーデバイス(13022)と
を備える、ESD保護デバイス。 - 前記第1のSCRの第1のトリガーゲートとアースの間に結合される第1の抵抗器(10301)と、前記第2のSCRの第1のトリガーゲートアースの間に結合される第2の抵抗器(10302)との少なくとも一方をさらに備える、請求項8に記載のESD保護デバイス。
- 前記第1および第2のトリガーデバイスの少なくとも一方が少なくとも1つのトリガーダイオードを備え、
前記第1のトリガーデバイスの前記少なくとも1つのトリガーダイオードが前記第1のSCRの第2のトリガーゲートから前記第2の電源供給ラインへの順方向導通方向に結合するものであり、
前記第2のトリガーデバイスの前記少なくとも1つのトリガーダイオードが前記第2のSCRの第2のトリガーゲートから前記第1の電源供給ラインへの順方向導通方向に結合するものである、請求項9に記載のESD保護デバイス。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US46167603P | 2003-04-10 | 2003-04-10 | |
US10/648,545 US6850397B2 (en) | 2000-11-06 | 2003-08-25 | Silicon controlled rectifier electrostatic discharge protection device for power supply lines with powerdown mode of operation |
PCT/US2004/010546 WO2004093133A2 (en) | 2003-04-10 | 2004-04-06 | Silicon controlled rectifier electrostatic discharge protection device |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006523032A JP2006523032A (ja) | 2006-10-05 |
JP4491558B2 true JP4491558B2 (ja) | 2010-06-30 |
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Application Number | Title | Priority Date | Filing Date |
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JP2006509734A Expired - Lifetime JP4491558B2 (ja) | 2003-04-10 | 2004-04-06 | パワーダウン動作モードを備えた電源供給ラインのシリコン制御整流静電放電保護デバイス |
Country Status (5)
Country | Link |
---|---|
US (2) | US6850397B2 (ja) |
EP (1) | EP1611656A2 (ja) |
JP (1) | JP4491558B2 (ja) |
TW (1) | TW200504990A (ja) |
WO (1) | WO2004093133A2 (ja) |
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-
2004
- 2004-04-06 WO PCT/US2004/010546 patent/WO2004093133A2/en not_active Application Discontinuation
- 2004-04-06 EP EP04749788A patent/EP1611656A2/en not_active Withdrawn
- 2004-04-06 JP JP2006509734A patent/JP4491558B2/ja not_active Expired - Lifetime
- 2004-04-07 TW TW093109625A patent/TW200504990A/zh unknown
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2005
- 2005-01-10 US US11/032,462 patent/US7274047B2/en not_active Expired - Lifetime
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TW200504990A (en) | 2005-02-01 |
JP2006523032A (ja) | 2006-10-05 |
WO2004093133A2 (en) | 2004-10-28 |
WO2004093133A3 (en) | 2005-05-19 |
EP1611656A2 (en) | 2006-01-04 |
US7274047B2 (en) | 2007-09-25 |
US20050145947A1 (en) | 2005-07-07 |
US6850397B2 (en) | 2005-02-01 |
US20040201033A1 (en) | 2004-10-14 |
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