KR910020996A - Power supply ripple detection circuit - Google Patents

Power supply ripple detection circuit Download PDF

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Publication number
KR910020996A
KR910020996A KR1019900007443A KR900007443A KR910020996A KR 910020996 A KR910020996 A KR 910020996A KR 1019900007443 A KR1019900007443 A KR 1019900007443A KR 900007443 A KR900007443 A KR 900007443A KR 910020996 A KR910020996 A KR 910020996A
Authority
KR
South Korea
Prior art keywords
power supply
ripple detection
detection circuit
supply ripple
output
Prior art date
Application number
KR1019900007443A
Other languages
Korean (ko)
Inventor
윤영우
Original Assignee
정용문
삼성전자 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.)
Filing date
Publication date
Application filed by 정용문, 삼성전자 주식회사 filed Critical 정용문
Priority to KR1019900007443A priority Critical patent/KR910020996A/en
Publication of KR910020996A publication Critical patent/KR910020996A/en

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  • Continuous-Control Power Sources That Use Transistors (AREA)
  • Amplifiers (AREA)

Abstract

내용 없음No content

Description

전원 리플 검출회로Power supply ripple detection circuit

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 종래의 회로도, 제2도는 본 발명의 회로도.1 is a conventional circuit diagram, and FIG. 2 is a circuit diagram of the present invention.

Claims (1)

공급전원으로 부터 소정의 기준전압을 설정하는 수단과, 한단이 전원출력단과 접속되며 저항으로 이루어진 리플검출부와, 상기 설정된 기준전원을 소정의 저항비로 분압하여 입력하고 상기 리플 검출 출력을 입력하여 자동 증폭하는 자동증폭부와, 에미터로 상기 공급전원을 입력하여 베이스로 인가되는 상기 차동 증폭수단의 제어를 받아 온/오프되는 트랜지스터와, 상기 트랜지스터 출력을 필터링하는 필터부로 구성됨을 특징으로 하는 전원 리플 검출회로.Means for setting a predetermined reference voltage from a supply power supply, one end of which is connected to a power supply output terminal, a ripple detection unit made of a resistor, and the set reference power are divided and inputted at a predetermined resistance ratio, and the ripple detection output is input to automatically amplify Power supply ripple detection comprising: an automatic amplification unit, a transistor which is turned on / off under the control of the differential amplifying means applied to the base by inputting the supply power to an emitter, and a filter unit for filtering the output of the transistor Circuit. ※ 참고사항 : 최초출원 내용에 의하여 공개되는 것임.※ Note: This is to be disclosed by the original application.
KR1019900007443A 1990-05-23 1990-05-23 Power supply ripple detection circuit KR910020996A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019900007443A KR910020996A (en) 1990-05-23 1990-05-23 Power supply ripple detection circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900007443A KR910020996A (en) 1990-05-23 1990-05-23 Power supply ripple detection circuit

Publications (1)

Publication Number Publication Date
KR910020996A true KR910020996A (en) 1991-12-20

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ID=67482755

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900007443A KR910020996A (en) 1990-05-23 1990-05-23 Power supply ripple detection circuit

Country Status (1)

Country Link
KR (1) KR910020996A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20150135468A (en) * 2013-04-02 2015-12-02 오므론 가부시키가이샤 Sensor device and monitoring system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20150135468A (en) * 2013-04-02 2015-12-02 오므론 가부시키가이샤 Sensor device and monitoring system

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Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application