CN101762335B - 温度检测电路 - Google Patents
温度检测电路 Download PDFInfo
- Publication number
- CN101762335B CN101762335B CN200910215951XA CN200910215951A CN101762335B CN 101762335 B CN101762335 B CN 101762335B CN 200910215951X A CN200910215951X A CN 200910215951XA CN 200910215951 A CN200910215951 A CN 200910215951A CN 101762335 B CN101762335 B CN 101762335B
- Authority
- CN
- China
- Prior art keywords
- circuit
- temperature
- voltage
- reference voltage
- comparer
- Prior art date
- Legal status (The legal status 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 status listed.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/01—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using semiconducting elements having PN junctions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K3/00—Thermometers giving results other than momentary value of temperature
- G01K3/005—Circuits arrangements for indicating a predetermined temperature
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Electronic Switches (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
Description
Claims (3)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008327059A JP2010151458A (ja) | 2008-12-24 | 2008-12-24 | 温度検出回路 |
JP2008-327059 | 2008-12-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101762335A CN101762335A (zh) | 2010-06-30 |
CN101762335B true CN101762335B (zh) | 2013-07-17 |
Family
ID=42265105
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200910215951XA Active CN101762335B (zh) | 2008-12-24 | 2009-12-24 | 温度检测电路 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7977999B2 (zh) |
JP (1) | JP2010151458A (zh) |
KR (1) | KR101291367B1 (zh) |
CN (1) | CN101762335B (zh) |
TW (1) | TWI438412B (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012108087A (ja) * | 2010-10-28 | 2012-06-07 | Seiko Instruments Inc | 温度検知装置 |
US8432214B2 (en) * | 2011-03-21 | 2013-04-30 | Freescale Semiconductor, Inc. | Programmable temperature sensing circuit for an integrated circuit |
US8766703B1 (en) * | 2013-03-15 | 2014-07-01 | Freescale Semiconductor, Inc. | Method and apparatus for sensing on-chip characteristics |
CN104075823B (zh) * | 2013-03-26 | 2017-02-08 | 海洋王(东莞)照明科技有限公司 | 一种报警电路 |
JP6353689B2 (ja) * | 2014-04-24 | 2018-07-04 | エイブリック株式会社 | 過熱検出回路及び半導体装置 |
JP6450184B2 (ja) * | 2014-12-24 | 2019-01-09 | エイブリック株式会社 | 過熱検出回路及び半導体装置 |
CN107192880A (zh) * | 2017-04-28 | 2017-09-22 | 上海与德科技有限公司 | 移动终端的检测电路及其检测方法 |
CN109149520A (zh) * | 2018-08-21 | 2019-01-04 | 珠海格力电器股份有限公司 | 一种过热过流保护装置、电机及其过热过流保护方法 |
CN110749381B (zh) * | 2019-11-26 | 2021-09-10 | 北京无线电测量研究所 | 一种温度检测电路 |
CN113701911B (zh) * | 2020-05-19 | 2024-01-02 | 钜泉光电科技(上海)股份有限公司 | 电能表端子温度检测电路及方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5825234A (en) * | 1995-12-30 | 1998-10-20 | Samsung Electronics, Co., Ltd. | Switch-control integrated circuit |
JP2001165783A (ja) * | 1999-12-14 | 2001-06-22 | Matsushita Electric Ind Co Ltd | 温度検出回路 |
CN101089772A (zh) * | 2006-06-16 | 2007-12-19 | 罗姆股份有限公司 | 电压生成电路及电源电路 |
CN101246059A (zh) * | 2007-02-17 | 2008-08-20 | 精工电子有限公司 | 温度检测电路 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001141572A (ja) * | 1999-11-15 | 2001-05-25 | Mitsubishi Electric Corp | マイクロコンピュータおよびチップ温度検出方法 |
JP2001174337A (ja) | 1999-12-17 | 2001-06-29 | Mitsumi Electric Co Ltd | 温度スイッチ回路 |
JP2004226348A (ja) | 2003-01-27 | 2004-08-12 | Matsushita Electric Works Ltd | 熱感知器 |
JP4807074B2 (ja) * | 2005-12-28 | 2011-11-02 | Tdk株式会社 | 温度検出回路及び温度検出方法 |
JP5060988B2 (ja) * | 2008-02-18 | 2012-10-31 | セイコーインスツル株式会社 | 温度検出回路 |
-
2008
- 2008-12-24 JP JP2008327059A patent/JP2010151458A/ja active Pending
-
2009
- 2009-12-15 US US12/653,536 patent/US7977999B2/en not_active Expired - Fee Related
- 2009-12-18 TW TW098143659A patent/TWI438412B/zh active
- 2009-12-23 KR KR1020090129693A patent/KR101291367B1/ko active IP Right Grant
- 2009-12-24 CN CN200910215951XA patent/CN101762335B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5825234A (en) * | 1995-12-30 | 1998-10-20 | Samsung Electronics, Co., Ltd. | Switch-control integrated circuit |
JP2001165783A (ja) * | 1999-12-14 | 2001-06-22 | Matsushita Electric Ind Co Ltd | 温度検出回路 |
CN101089772A (zh) * | 2006-06-16 | 2007-12-19 | 罗姆股份有限公司 | 电压生成电路及电源电路 |
CN101246059A (zh) * | 2007-02-17 | 2008-08-20 | 精工电子有限公司 | 温度检测电路 |
Non-Patent Citations (2)
Title |
---|
JP特开2001165783A 2001.06.22 |
JP特开2002-229653A 2002.08.16 |
Also Published As
Publication number | Publication date |
---|---|
TW201028673A (en) | 2010-08-01 |
JP2010151458A (ja) | 2010-07-08 |
TWI438412B (zh) | 2014-05-21 |
KR101291367B1 (ko) | 2013-07-30 |
US20100156507A1 (en) | 2010-06-24 |
US7977999B2 (en) | 2011-07-12 |
CN101762335A (zh) | 2010-06-30 |
KR20100075403A (ko) | 2010-07-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20160311 Address after: Chiba County, Japan Patentee after: DynaFine Semiconductor Co.,Ltd. Address before: Chiba, Chiba, Japan Patentee before: Seiko Instruments Inc. |
|
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: Chiba County, Japan Patentee after: ABLIC Inc. Address before: Chiba County, Japan Patentee before: DynaFine Semiconductor Co.,Ltd. |
|
CP02 | Change in the address of a patent holder | ||
CP02 | Change in the address of a patent holder |
Address after: Nagano Patentee after: ABLIC Inc. Address before: Chiba County, Japan Patentee before: ABLIC Inc. |