KR960015137A - Overtemperature alarm of microcontroller chip - Google Patents

Overtemperature alarm of microcontroller chip Download PDF

Info

Publication number
KR960015137A
KR960015137A KR1019940026360A KR19940026360A KR960015137A KR 960015137 A KR960015137 A KR 960015137A KR 1019940026360 A KR1019940026360 A KR 1019940026360A KR 19940026360 A KR19940026360 A KR 19940026360A KR 960015137 A KR960015137 A KR 960015137A
Authority
KR
South Korea
Prior art keywords
microcontroller chip
heat sink
signal
temperature
temperature sensor
Prior art date
Application number
KR1019940026360A
Other languages
Korean (ko)
Other versions
KR970002363B1 (en
Inventor
김동환
박노병
Original Assignee
김광호
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 김광호, 삼성전자 주식회사 filed Critical 김광호
Priority to KR1019940026360A priority Critical patent/KR970002363B1/en
Priority to US08/480,742 priority patent/US5920264A/en
Priority to JP14035295A priority patent/JP3662298B2/en
Priority to TW089202457U priority patent/TW400969U/en
Publication of KR960015137A publication Critical patent/KR960015137A/en
Application granted granted Critical
Publication of KR970002363B1 publication Critical patent/KR970002363B1/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/20—Cooling means
    • G06F1/206—Cooling means comprising thermal management
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/18—Status alarms
    • G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)

Abstract

마이크로 컨트롤러칩(5)의 위에 장착되어 마이크로 컨트롤러칩으로부터 발생되는 열을 대기중으로 전달하는 히트싱크(3)와, 히트싱크의 열이 대기중으로 쉽게 방출될 수 있도록 하는 냉각팬(2)으로 이루어지는 구성에 있어서, 히트싱크의 측면에 장착되어, 히트싱크의 온도에 따라 저항치가 가변됨으로써 히트싱크의 온도를 전기적인 신호로 변환하여 출력하는 온도센서(6)와, 상기한 온도센서로부터 입력되는 신호와, 기준전압신호를 비교하여 그 결과를 출력하는 비교부(7)와, 발진신호를 생성하여 출력하는 발진부(8)와, 상기한 비교부로부터 입력되는 신호에 의해 인에이블되어, 상기한 발진부로부터 입력되는 발진신호에 따라 스피커를 구동시킴으로써 경고음을 생성하여 출력하는 경고음 발생부(9)를 더 포함하는 구성으로 이루어지며, 마이크로 컨트롤러칩의 발열온도가 일정치 이상으로 상승하게 되면 경고음을 발생시킴으로써 사용자가 컴퓨터의 사용을 중지하도록하여 마이크로 컨트롤러칩이 높은 온도로 인하여 불능이 되는 것을 방지하는 효과를 갖는 마이크로 컨트롤러칩의 과열 경보장치에 관한 것.A heat sink 3 mounted on the microcontroller chip 5 to transfer heat generated from the microcontroller chip to the atmosphere, and a cooling fan 2 for easily dissipating heat from the heat sink into the atmosphere A temperature sensor (6) mounted on the side of the heat sink, the resistance value being varied according to the temperature of the heat sink to convert the temperature of the heat sink into an electrical signal and output the electrical signal, and the signal input from the temperature sensor; And a comparator 7 which compares the reference voltage signal and outputs the result, an oscillator 8 which generates and outputs an oscillation signal, and a signal input from the comparator. It is made of a configuration further comprising a warning sound generating unit 9 for generating and outputting a warning sound by driving the speaker in accordance with the input oscillation signal, Overheat alarm device of the microcontroller chip having the effect of preventing the microcontroller chip from becoming disabled due to the high temperature by generating a warning sound when the heating temperature of the roller chip rises above a certain value. About.

Description

마이크로 컨트롤러 칩의 과열 경보장치Overtemperature alarm of microcontroller chip

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

제4도는 이 발명의 실시예에 따른 마이크로 컨트롤러 칩의 과열 경보장치의 상세 회로도이고,4 is a detailed circuit diagram of an overheat alarm device of a microcontroller chip according to an embodiment of the present invention.

제5도는 이 발명의 실시예에 따른 마이크로 컨트롤러 칩의 과열 경보장치의 온도센서의 장착 상태도이다.5 is a state diagram of the temperature sensor of the overheat alarm device of the microcontroller chip according to an embodiment of the present invention.

Claims (4)

마이크로 컨트롤러칩의 위에 장착되어 마이크로 컨트롤러칩으로부터 발생되는 열을 대기중으로 전달하는 히트싱크와, 히트싱크의 열이 대기중으로 쉽게 방출될 수 있도록 하는 냉각팬으로 이루어지는 구성에 있어서, 히트싱크에 장착되어, 히트싱크의 온도에 따라 저항치가 가변됨으로써 히트싱크의 온도를 전기적인 신호로 변환하여 출력하는 온도센서와, 상기한 온도센서로부터 입력되는 신호와, 기준전압신호를 비교하여 그 결과를 출력하는 비교부와, 발진신호를 생성하여 출력하는 발진부와, 상기한 비교부로부터 입력되는 신호에 의해 인에이블되어, 상기한 발진부로부터 입력되는 발진신호에 따라 스퍼커를 구동시킴으로써 경고음을 생성하여 출력하는 경고음 발생부를 더 포함하여 이루어지는 것을 특징으로 하는 마이크로 컨트롤러 칩의 과열 경보장치.In the configuration consisting of a heat sink mounted on the microcontroller chip to transfer the heat generated from the microcontroller chip to the atmosphere, and a cooling fan to allow heat of the heat sink to be easily released into the atmosphere, The resistance value is varied according to the temperature of the heat sink, so that the temperature sensor converts the temperature of the heat sink into an electrical signal and outputs the result. The comparison unit compares the signal input from the temperature sensor with a reference voltage signal and outputs the result. And an oscillation unit for generating and outputting an oscillation signal, and an alarm sound generating unit which is enabled by a signal input from the comparator, and generates and outputs a warning sound by driving a spurer according to the oscillation signal input from the oscillation unit. The microcontroller chip further comprises Heat alarm. 제1항에 있어서, 상기한 온도센서(6)는 주변온도에 따라 저항값이 변하는 서미스터로 이루어지는 것을 특징으로 하는 마이크로 컨트롤러 칩의 파열 경보장치.The apparatus of claim 1, wherein the temperature sensor (6) comprises a thermistor whose resistance value changes according to the ambient temperature. 제1항에 있어서, 상기한 비교부는, 상기한 온도센서와 접지의 사이에 연결되어 있는 제1저항과, 전원전압과 접지의 사이에 직렬로 연결되어 있는 제2 및 제3저항과, 상기한 온도센서와 제1저항의 분압전압과, 상기한 제2 및 제3저항의 분압전압을 비교하여 출력하는 연산 증폭기와, 상기한 연산 증폭기의 비반전 입력단자와 출력단자의 사이에 연결되어 있는 제4저항으로 이루어지는 것을 특징으로 하는 마이크로 컨트롤러 칩의 파열 정보장치.The apparatus of claim 1, wherein the comparison unit comprises: a first resistor connected between the temperature sensor and ground, second and third resistors connected in series between a power supply voltage and ground; An operational amplifier for comparing and outputting the divided voltage of the temperature sensor and the first resistor and the divided voltages of the second and third resistors, and a non-inverting input terminal and the output terminal of the operational amplifier. A burst information device of a microcontroller chip comprising four resistors. 제1항에 있어서, 상기한 경고음 발생부는, 상기한 비교부와 발진부의 출력단에 입력단자가 각각 연결되어 있는 AND 게이트와, 상기한 AND 게이트의 출력신호를 증폭하여 출력하는 트랜지스터와, 상기한 트랜지스터의 컬렉터 단자와 전원진압의 사이에 연결되어 있는 스피커로 이루어지는 것을 특징으로 하는 마이크로 컨트롤러 칩의 과열 경보장치.The transistor of claim 1, wherein the beep generator comprises: an AND gate having an input terminal connected to output terminals of the comparator and the oscillator, a transistor for amplifying and outputting an output signal of the AND gate, and the transistor. Overtemperature alarm device of a microcontroller chip, characterized in that the speaker is connected between the collector terminal and the power suppressor. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940026360A 1994-06-08 1994-10-14 Apparatus for overheat alarm of microcontroller-chip KR970002363B1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1019940026360A KR970002363B1 (en) 1994-10-14 1994-10-14 Apparatus for overheat alarm of microcontroller-chip
US08/480,742 US5920264A (en) 1994-06-08 1995-06-07 Computer system protection device
JP14035295A JP3662298B2 (en) 1994-06-08 1995-06-07 Computer system protection device
TW089202457U TW400969U (en) 1994-06-08 1995-06-17 Computer system protection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940026360A KR970002363B1 (en) 1994-10-14 1994-10-14 Apparatus for overheat alarm of microcontroller-chip

Publications (2)

Publication Number Publication Date
KR960015137A true KR960015137A (en) 1996-05-22
KR970002363B1 KR970002363B1 (en) 1997-03-03

Family

ID=19395130

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940026360A KR970002363B1 (en) 1994-06-08 1994-10-14 Apparatus for overheat alarm of microcontroller-chip

Country Status (1)

Country Link
KR (1) KR970002363B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20000043941A (en) * 1998-12-29 2000-07-15 강병호 Heat processor of computer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20000043941A (en) * 1998-12-29 2000-07-15 강병호 Heat processor of computer

Also Published As

Publication number Publication date
KR970002363B1 (en) 1997-03-03

Similar Documents

Publication Publication Date Title
US4319233A (en) Device for electrically detecting a liquid level
JPH0846102A (en) Protective device of computer system
KR900010526A (en) Diagnosis circuit for the unit to prevent current consumption and excessive heat dissipation of semiconductor power devices
KR950010050A (en) Overheat detection circuit
KR910010859A (en) Enable Circuit with Thermal Turn-Off Capability
US3320407A (en) Solid state temperature control
US8344778B2 (en) Control circuit for controlling rotation speed of a fan
US8334665B2 (en) Fan control system
KR960015137A (en) Overtemperature alarm of microcontroller chip
KR970048481A (en) Abnormal temperature alarm circuit of semiconductor device tester
KR970075861A (en) Circuit device for capturing electromagnetic radiation
KR960018165A (en) Inverter Cooling Fan Drive Using NTC
KR950005738Y1 (en) Overheat alarm apparatus of cooling water
KR970014501A (en) Overheat protection device of microcontroller chip
KR970068157A (en) Temperature Independent Voltage Monitoring Circuit
KR950026099A (en) Automatic control of rotation speed of fan motor according to temperature change
KR19980011999U (en) Heat dissipation fan drive circuit
KR830002249Y1 (en) LATCH type thermal protection circuit
KR970019803A (en) Heat dissipation system using semiconductor element with temperature change detection circuit
SU690586A1 (en) Device for overheating protection of electric equipment element
KR940009798A (en) Cooling Fan Continuous Control Circuit for Communication Equipment
JP4816359B2 (en) Motor drive device
KR940023014A (en) Temperature stabilization reference voltage generation circuit
JP2009055421A (en) Amplifier circuit
JPS5970309A (en) Protecting method of semiconductor circuit

Legal Events

Date Code Title Description
A201 Request for examination
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20130227

Year of fee payment: 17

FPAY Annual fee payment

Payment date: 20140227

Year of fee payment: 18