KR930009026B1 - 정전보호회로 - Google Patents
정전보호회로 Download PDFInfo
- Publication number
- KR930009026B1 KR930009026B1 KR1019900003733A KR900003733A KR930009026B1 KR 930009026 B1 KR930009026 B1 KR 930009026B1 KR 1019900003733 A KR1019900003733 A KR 1019900003733A KR 900003733 A KR900003733 A KR 900003733A KR 930009026 B1 KR930009026 B1 KR 930009026B1
- Authority
- KR
- South Korea
- Prior art keywords
- emitter
- base
- npn transistor
- diode
- input
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 claims description 12
- 239000000758 substrate Substances 0.000 claims description 6
- 238000009792 diffusion process Methods 0.000 description 12
- 230000015556 catabolic process Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 230000006378 damage Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 230000005284 excitation Effects 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D89/00—Aspects of integrated devices not covered by groups H10D84/00 - H10D88/00
- H10D89/60—Integrated devices comprising arrangements for electrical or thermal protection, e.g. protection circuits against electrostatic discharge [ESD]
- H10D89/601—Integrated devices comprising arrangements for electrical or thermal protection, e.g. protection circuits against electrostatic discharge [ESD] for devices having insulated gate electrodes, e.g. for IGFETs or IGBTs
- H10D89/711—Integrated devices comprising arrangements for electrical or thermal protection, e.g. protection circuits against electrostatic discharge [ESD] for devices having insulated gate electrodes, e.g. for IGFETs or IGBTs using bipolar transistors as protective elements
- H10D89/713—Integrated devices comprising arrangements for electrical or thermal protection, e.g. protection circuits against electrostatic discharge [ESD] for devices having insulated gate electrodes, e.g. for IGFETs or IGBTs using bipolar transistors as protective elements including a PNP transistor and a NPN transistor, wherein each of said transistors has its base region coupled to the collector region of the other transistor, e.g. silicon controlled rectifier [SCR] devices
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
- H03K17/081—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit
- H03K17/08112—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit in bipolar transistor switches
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/16—Modifications for eliminating interference voltages or currents
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
- H03K17/603—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors with coupled emitters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
- H03K17/62—Switching arrangements with several input- output-terminals, e.g. multiplexers, distributors
- H03K17/6242—Switching arrangements with several input- output-terminals, e.g. multiplexers, distributors with several inputs only and without selecting means
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
- H03K17/62—Switching arrangements with several input- output-terminals, e.g. multiplexers, distributors
- H03K17/6271—Switching arrangements with several input- output-terminals, e.g. multiplexers, distributors with several outputs only and without selecting means
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D89/00—Aspects of integrated devices not covered by groups H10D84/00 - H10D88/00
- H10D89/60—Integrated devices comprising arrangements for electrical or thermal protection, e.g. protection circuits against electrostatic discharge [ESD]
- H10D89/601—Integrated devices comprising arrangements for electrical or thermal protection, e.g. protection circuits against electrostatic discharge [ESD] for devices having insulated gate electrodes, e.g. for IGFETs or IGBTs
- H10D89/611—Integrated devices comprising arrangements for electrical or thermal protection, e.g. protection circuits against electrostatic discharge [ESD] for devices having insulated gate electrodes, e.g. for IGFETs or IGBTs using diodes as protective elements
Landscapes
- Bipolar Integrated Circuits (AREA)
- Semiconductor Integrated Circuits (AREA)
- Bipolar Transistors (AREA)
Abstract
Description
Claims (2)
- 반도체 집적회로의 입력단자(IN)와, 이 입력단자(IN)에 베이스가 접속된 입력용 NPN트랜지스터(Q2), 이 트랜지스터(Q2)의 에미터와 접지전위(Gnd) 사이에 접속된 저항(R) 및, 상기 트랜지스터(Q2)의 베이스와 전원전위(Vcc) 사이에 접속되면서 상기 입력단자(IN)에 인가된 정의 서지전류를 흡수하는 다이오드(D1)를 구비한 입력회로의 정전보호회로에 있어서, 상기 저항(R)은 반도체기판중에 형성되면서 상기 트랜지스터(Q2)의 베이스와 접속된 N형 섬영역(27)내에 형성된 P형 저항영역(28)으로 이루어지고, 상기 N형 섬영역(27) 및 P형 저항영역(28)에 의해 형성되는 다이오드(D)에 의해 상기 입력단자(IN)에 인가된 부의 서지전류를 흡수하는 것을 특징으로 하는 정전보호회로.
- 반도체 집적회로의 출력단자(OUT)와, 이 출력단자(OUT)에 에미터가 접속된 출력용 NPN트랜지스터(Q1), 이 트랜지스터(Q1)의 에미터와 접지전위(Gnd) 사이에 접속된 저항(R) 및, 상기 트랜지스터(Q1)의 에미터와 접지전위(Gnd) 사이에 접속되면서 상기 출력단자(OUT)에 인가된 부의 서지전류를 흡수하는 다이오드(D2)를 구비한 출력회로의 정전보호회로에 있어서, 상기 저항(R)은 반도체기판중에 형성되면서 상기 트랜지스터(Q1)의 베이스와 접속된 N형 섬영역(27)내에 형성된 P형 저항영역(28)으로 이루어지고, 상기 N형 섬영역(27) 및 P형 저항영역(28)에 의해 형성되는 다이오드(D)에 의해 상기 출력단자(OUT)에 인가된 정의 서지전류를 흡수하는 것을 특징으로 하는 정전보호회로.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1-065862 | 1989-03-20 | ||
JP65862 | 1989-03-20 | ||
JP1065862A JPH0766958B2 (ja) | 1989-03-20 | 1989-03-20 | 静電保護回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR900015308A KR900015308A (ko) | 1990-10-26 |
KR930009026B1 true KR930009026B1 (ko) | 1993-09-18 |
Family
ID=13299242
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019900003733A KR930009026B1 (ko) | 1989-03-20 | 1990-03-20 | 정전보호회로 |
Country Status (5)
Country | Link |
---|---|
US (1) | US5059831A (ko) |
EP (1) | EP0388896B1 (ko) |
JP (1) | JPH0766958B2 (ko) |
KR (1) | KR930009026B1 (ko) |
DE (1) | DE69030977T2 (ko) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5561373A (en) * | 1990-10-09 | 1996-10-01 | Fujitsu Limited | Method and device for detecting electrostatic stress applied to a product semiconductor device during each production process |
US5311391A (en) * | 1993-05-04 | 1994-05-10 | Hewlett-Packard Company | Electrostatic discharge protection circuit with dynamic triggering |
KR100337925B1 (ko) * | 1997-06-28 | 2002-11-18 | 주식회사 하이닉스반도체 | 반도체 정전기 보호회로 |
US6693780B2 (en) | 2001-08-02 | 2004-02-17 | Koninklijke Philips Electronics N.V. | ESD protection devices for a differential pair of transistors |
TWI745540B (zh) * | 2018-02-05 | 2021-11-11 | 力智電子股份有限公司 | 半導體裝置 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3512009A (en) * | 1967-05-22 | 1970-05-12 | Nasa | Exclusive-or digital logic module |
US3742250A (en) * | 1971-04-07 | 1973-06-26 | Signetics Corp | Active region logic circuit |
US3699362A (en) * | 1971-05-27 | 1972-10-17 | Ibm | Transistor logic circuit |
US4028564A (en) * | 1971-09-22 | 1977-06-07 | Robert Bosch G.M.B.H. | Compensated monolithic integrated current source |
NL8006975A (nl) * | 1980-12-22 | 1982-07-16 | Delta Kabel Bv | Elektronische schakelaar. |
JPS58101311A (ja) * | 1981-12-11 | 1983-06-16 | Toshiba Corp | 多相電圧電流変換回路 |
JPS59103567A (ja) * | 1982-12-01 | 1984-06-15 | Fuji Electric Co Ltd | トランジスタの過電流保護回路 |
JPS6097659A (ja) * | 1983-11-01 | 1985-05-31 | Matsushita Electronics Corp | 半導体集積回路 |
JPS60241252A (ja) * | 1984-05-16 | 1985-11-30 | Sanyo Electric Co Ltd | 半導体集積回路装置 |
DE3420535C2 (de) * | 1984-06-01 | 1986-04-30 | Anton Piller GmbH & Co KG, 3360 Osterode | Halbleiter-Modul für eine schnelle Schaltanordnung |
JPS60263502A (ja) * | 1984-06-08 | 1985-12-27 | Mitsubishi Electric Corp | 半導体集積回路装置 |
US4616142A (en) * | 1984-12-31 | 1986-10-07 | Sundstrand Corporation | Method of operating parallel-connected semiconductor switch elements |
US4761565A (en) * | 1987-06-29 | 1988-08-02 | Eastman Kodak Company | CCD clock driver circuit |
JPH01129451A (ja) * | 1987-11-16 | 1989-05-22 | Fujitsu Ltd | 半導体装置 |
US4808461A (en) * | 1987-12-14 | 1989-02-28 | Foster-Miller, Inc. | Composite structure reinforcement |
-
1989
- 1989-03-20 JP JP1065862A patent/JPH0766958B2/ja not_active Expired - Fee Related
-
1990
- 1990-03-16 US US07/494,315 patent/US5059831A/en not_active Expired - Lifetime
- 1990-03-20 KR KR1019900003733A patent/KR930009026B1/ko not_active IP Right Cessation
- 1990-03-20 DE DE69030977T patent/DE69030977T2/de not_active Expired - Fee Related
- 1990-03-20 EP EP90105250A patent/EP0388896B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0388896A3 (en) | 1991-10-09 |
DE69030977D1 (de) | 1997-08-07 |
JPH02246145A (ja) | 1990-10-01 |
EP0388896B1 (en) | 1997-07-02 |
US5059831A (en) | 1991-10-22 |
JPH0766958B2 (ja) | 1995-07-19 |
DE69030977T2 (de) | 1997-11-27 |
EP0388896A2 (en) | 1990-09-26 |
KR900015308A (ko) | 1990-10-26 |
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