KR970055189A - Drive output circuit of H-bridge DC motor - Google Patents

Drive output circuit of H-bridge DC motor Download PDF

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Publication number
KR970055189A
KR970055189A KR1019950048681A KR19950048681A KR970055189A KR 970055189 A KR970055189 A KR 970055189A KR 1019950048681 A KR1019950048681 A KR 1019950048681A KR 19950048681 A KR19950048681 A KR 19950048681A KR 970055189 A KR970055189 A KR 970055189A
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KR
South Korea
Prior art keywords
bridge
motor
transistor
output circuit
push
Prior art date
Application number
KR1019950048681A
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Korean (ko)
Other versions
KR0177992B1 (en
Inventor
임창식
Original Assignee
김광호
삼성전자 주식회사
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Application filed by 김광호, 삼성전자 주식회사 filed Critical 김광호
Priority to KR1019950048681A priority Critical patent/KR0177992B1/en
Publication of KR970055189A publication Critical patent/KR970055189A/en
Application granted granted Critical
Publication of KR0177992B1 publication Critical patent/KR0177992B1/en

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/03—Arrangements for regulating or controlling the speed or torque of electric DC motors for controlling the direction of rotation of DC motors
    • H02P7/04—Arrangements for regulating or controlling the speed or torque of electric DC motors for controlling the direction of rotation of DC motors by means of a H-bridge circuit
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
    • G05F3/02—Regulating voltage or current
    • G05F3/08—Regulating voltage or current wherein the variable is dc
    • G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
    • G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
    • G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
    • G05F3/26—Current mirrors
    • G05F3/265—Current mirrors using bipolar transistors only

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Power Engineering (AREA)
  • Control Of Direct Current Motors (AREA)

Abstract

본 발명은 푸쉬-폴 출력단으로 2채널을 갖는 H-브리지 직류 전동기에 출력단 트랜지스터에 흐르는 전류를 검출하여 피드백시키는 트랜지스터를 이용하여 입력신호를 제어하는 H-브리지 직류 전동기의 구동출력회로에 관한 것인바, 그 특징은 푸쉬-풀 출력단으로 2채널을 갖는 H-브리지 직류 전동기의 구동출력회로에 있어서, 상기 H-브리지의 출력단 트랜지스터에 흐르는 전류를 검출하여 입력단으로 피드백시키는 피드백 수단을 사용하여 푸쉬-풀 입력신호를 제어하도록 구성함에 있다.The present invention relates to a drive output circuit of an H-bridge DC motor controlling an input signal by using a transistor for detecting and feeding back a current flowing through an output terminal transistor to an H-bridge DC motor having two channels as a push-pole output terminal. In the driving output circuit of an H-bridge DC motor having two channels as a push-pull output stage, the push-pull using a feedback means for detecting a current flowing through the output transistor of the H-bridge and feeding it back to the input stage It is configured to control the input signal.

Description

H-브리지 직류 전동기의 구동출력회로Drive output circuit of H-bridge DC motor

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

제1도는 종래의 H-브리지 직류 전동기의 구동출력회로도.1 is a drive output circuit diagram of a conventional H-bridge DC motor.

제3도는 본 발명에 의한 H-브리지 직류 전동기의 구동출력회로의 일실시예도.Figure 3 is an embodiment of a drive output circuit of the H-bridge DC motor according to the present invention.

Claims (3)

푸쉬-풀 출력단으로 2채널을 갖는 H-브리지 직류 전동기의 구동출력회로에 있어서, 상기 H-브리지의 출력단 트랜지스터에 흐르는 전류를 검출하여 입력단으로 피드백시키는 피드백 수단을 사용하여 푸쉬-풀 입력신호를 제어하도록 구성함을 특징으로 하는 H-브리지 직류 전동기의 구동출력회로.In a drive output circuit of an H-bridge DC motor having two channels as a push-pull output stage, a push-pull input signal is controlled by using feedback means for detecting a current flowing through the output transistor of the H-bridge and feeding it back to an input stage. Drive output circuit of the H-bridge DC motor, characterized in that configured to. 제1항에 있어서, 상기 피드백수단은 출력단 트랜지스터가 동작하는 시간 동안 상대 입력신호가 각각의 구동단 트랜지스터(QB)(QA)로 인가되는 것을 지연시킬 수 있도록 푸쉬-풀 출력단의 하단 트랜지스터(Q4)(Q3)에 각각 병렬로 연결한 피드백 트랜지스터(Q5)(Q6)로 구성함을 특징으로 하는 H-브리지직류 전동기의 구동출력회로.2. The lower transistor Q4 of the push-pull output stage according to claim 1, wherein the feedback means delays the application of the relative input signal to the respective driving stage transistors QB and QA during the operation of the output stage transistor. A drive output circuit of an H-bridge direct current motor, characterized by comprising feedback transistors Q5 and Q6 connected in parallel to Q3, respectively. 제1항에 있어서, 상기 피드백 수단은 출력단 트랜지스터가 동작하는 시간 동안 상대 입력신호가 구동단 트랜지스터((QB)(QA)로 인가되는 것을 지연시킬 수 있도록 푸쉬-풀 출력단의 상단 트랜지스터(Q1)(Q2)에 각각 병렬로 연결한 피드백 트랜지스터(Q50)(Q60)와, 상기 피드백 트랜지스터에 흐르는 전류를 검출하여 입력신호를 제어하는 각각의 전류미러(Q7,Q8)(Q9,Q10)로 구성함을 특징으로 하는 H-브리지직류 전동기의 구동출력회로.2. The top transistor Q1 of the push-pull output stage according to claim 1, wherein said feedback means delays the application of the relative input signal to the driving stage transistors (QB) QA during the operation of the output stage transistors. A feedback transistor (Q50) (Q60) connected in parallel to each of Q2) and respective current mirrors (Q7, Q8) (Q9, Q10) for detecting the current flowing through the feedback transistor and controlling the input signal. A drive output circuit for an H-bridge DC motor. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950048681A 1995-12-12 1995-12-12 H-bridge type dc motor driving circuit KR0177992B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950048681A KR0177992B1 (en) 1995-12-12 1995-12-12 H-bridge type dc motor driving circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950048681A KR0177992B1 (en) 1995-12-12 1995-12-12 H-bridge type dc motor driving circuit

Publications (2)

Publication Number Publication Date
KR970055189A true KR970055189A (en) 1997-07-31
KR0177992B1 KR0177992B1 (en) 1999-05-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950048681A KR0177992B1 (en) 1995-12-12 1995-12-12 H-bridge type dc motor driving circuit

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KR (1) KR0177992B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101368707B1 (en) * 2006-11-07 2014-03-04 로베르트 보쉬 게엠베하 Method and apparatus for current measurement in an in particular polyphase electrical system

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102843075A (en) * 2011-06-24 2012-12-26 中国石油化工股份有限公司 Novel underground motor drive circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101368707B1 (en) * 2006-11-07 2014-03-04 로베르트 보쉬 게엠베하 Method and apparatus for current measurement in an in particular polyphase electrical system

Also Published As

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KR0177992B1 (en) 1999-05-15

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