KR890007493A - Input Protection Circuit Using CMOS - Google Patents

Input Protection Circuit Using CMOS Download PDF

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Publication number
KR890007493A
KR890007493A KR870011639A KR870011639A KR890007493A KR 890007493 A KR890007493 A KR 890007493A KR 870011639 A KR870011639 A KR 870011639A KR 870011639 A KR870011639 A KR 870011639A KR 890007493 A KR890007493 A KR 890007493A
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KR
South Korea
Prior art keywords
protection circuit
input protection
cmos
diode
resistor
Prior art date
Application number
KR870011639A
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Korean (ko)
Other versions
KR900007917B1 (en
Inventor
이보현
이현
장득수
Original Assignee
강진구
삼성반도체통신 주식회사
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.)
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Publication date
Application filed by 강진구, 삼성반도체통신 주식회사 filed Critical 강진구
Priority to KR1019870011639A priority Critical patent/KR900007917B1/en
Publication of KR890007493A publication Critical patent/KR890007493A/en
Application granted granted Critical
Publication of KR900007917B1 publication Critical patent/KR900007917B1/en

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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/52—Circuit arrangements for protecting such amplifiers

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)

Abstract

내용 없음No content

Description

시모스를 이용한 입력보호회로Input Protection Circuit Using CMOS

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제 4 도는 본 발명의 시모스를 이용한 입력보호회로의 블럭도.4 is a block diagram of an input protection circuit using the CMOS of the present invention.

제 5 도는 본발명의 상세회로도.5 is a detailed circuit diagram of the present invention.

제 6 도는 제 5도의 회로를 집적시킨 반도체의 단면도.6 is a cross-sectional view of a semiconductor incorporating the circuit of FIG.

Claims (1)

입력패드에 접속된 저항(R3) 및 다이오드(D5,D6)를 포함하여 구성된 입력보호회로에 있어서, P모오스트랜지스터(T2)의 소오스와게이트를 상기 다이오드 (D5)의 캐소오드에 연결하고, N모오스 트랜지스터(T3)의 소오스와 게이트를 상기 다이오드(D6)의 애노우드에 연결하며, 트랜지스터(T2,T3)의 드레인을 접속하여 상기 다이오드(D5,D6)의 접속점과 저항(R3) 및 내부회로에 연결하는 것을 특징으로 하는 시모오스를 이용한 입력보호회로.In an input protection circuit including a resistor (R 3 ) and a diode (D 5 , D 6 ) connected to an input pad, the source and gate of the P MOS transistor (T 2 ) are converted to the cathode of the diode (D 5 ). The source and gate of the N-MOS transistor T 3 are connected to the anode of the diode D 6 , and the drains of the transistors T 2 and T 3 are connected to the diodes D 5 and D 6. The input protection circuit using the simos, characterized in that connected to the connection point and the resistor (R 3 ) and the internal circuit. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019870011639A 1987-10-20 1987-10-20 Input protecting circuit using c-mos KR900007917B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019870011639A KR900007917B1 (en) 1987-10-20 1987-10-20 Input protecting circuit using c-mos

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019870011639A KR900007917B1 (en) 1987-10-20 1987-10-20 Input protecting circuit using c-mos

Publications (2)

Publication Number Publication Date
KR890007493A true KR890007493A (en) 1989-06-20
KR900007917B1 KR900007917B1 (en) 1990-10-23

Family

ID=19265315

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870011639A KR900007917B1 (en) 1987-10-20 1987-10-20 Input protecting circuit using c-mos

Country Status (1)

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KR (1) KR900007917B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101128897B1 (en) * 2010-01-11 2012-03-27 매그나칩 반도체 유한회사 Semiconductor device

Also Published As

Publication number Publication date
KR900007917B1 (en) 1990-10-23

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