KR100193212B1 - 전력 mos 트랜지스터의 전류측정 회로 - Google Patents
전력 mos 트랜지스터의 전류측정 회로 Download PDFInfo
- Publication number
- KR100193212B1 KR100193212B1 KR1019910000025A KR910000025A KR100193212B1 KR 100193212 B1 KR100193212 B1 KR 100193212B1 KR 1019910000025 A KR1019910000025 A KR 1019910000025A KR 910000025 A KR910000025 A KR 910000025A KR 100193212 B1 KR100193212 B1 KR 100193212B1
- Authority
- KR
- South Korea
- Prior art keywords
- transistor
- power
- mos transistor
- transistors
- current
- 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.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/145—Indicating the presence of current or voltage
- G01R19/15—Indicating the presence of current
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/26—Testing of individual semiconductor devices
- G01R31/2607—Circuits therefor
- G01R31/2621—Circuits therefor for testing field effect transistors, i.e. FET's
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/26—Testing of individual semiconductor devices
- G01R31/2644—Adaptations of individual semiconductor devices to facilitate the testing thereof
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0092—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring current only
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Measurement Of Current Or Voltage (AREA)
- Amplifiers (AREA)
- Testing Of Individual Semiconductor Devices (AREA)
- Electronic Switches (AREA)
Abstract
Description
Claims (3)
- 전력 MOS 트랜지스터(MO)의 전류측정 회로로서, 서로 직렬로 배치되고, 전력 트랜지스터와 동일한 형태 및 동일한 기술이지만, 상기 전력 트랜지스터보다 표면이 작고, 상기 트랜지스터와 병렬로 배치되며, 게이트가 전력 트랜지스터의 게이트에 접속되는 제2(M1) 및 3(M2) 트랜지스터와, 상기 전력 트랜지스터의 소스와 동일한 기준 전위에 접속된 상기 제3트랜지스터(M2)의 전류 측정 수단을 포함하는데, 상기 MOS 트랜지스터의 각각은 다수의 동일한 셀을 포함하고, 상기 전력 MOS 트랜지스터는 상기 제2 및 3트랜지스터와 다른 수의 셀을 가지는 것을 특징으로 하는 전력 MOS 트랜지스터의 전류측정 회로.
- 제1항에 있어서, 상기 전류측정 수단은 상기 전류 미러로서 상기 제3 MOS 트랜지스터에 접속된 제4 MOS 트랜지스터(M3)를 포함하는 것을 특징으로 하는 전력 MOS 트랜지스터의 전류측정 회로.
- 제2항에 있어서, 상기 제3 MOS 트랜지스터(M2)의 드레인은 연산증폭기(OA)의 비반전 입력에 접속되고, 연산증폭기(OA)의 반전입력은 제4 MOS 트랜지스터(M3)의 드레인에 접속되며, 제4 MOS 트랜지스터(M3)의 게이트는 제3 MOS 트랜지스터의 게이트에 접속되며, 연산증폭기의 출력은 전원의 단자에 걸친 제4 트랜지스터와 직렬 접속된 제5 트랜지스터(M4)의 게이트에 접속되며, 제4 트랜지스터의 하부단자는 기준전압에 접속되는 것을 특징으로 하는 전력 MOS 트랜지스터의 전류측정 회로.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9000401A FR2656932B1 (fr) | 1990-01-09 | 1990-01-09 | Circuit de mesure du courant dans un transistor mos de puissance. |
FR90/00401 | 1990-01-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR910014712A KR910014712A (ko) | 1991-08-31 |
KR100193212B1 true KR100193212B1 (ko) | 1999-06-15 |
Family
ID=9392771
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019910000025A Expired - Fee Related KR100193212B1 (ko) | 1990-01-09 | 1991-01-04 | 전력 mos 트랜지스터의 전류측정 회로 |
Country Status (7)
Country | Link |
---|---|
US (1) | US5287055A (ko) |
EP (1) | EP0438363B1 (ko) |
JP (1) | JP2961900B2 (ko) |
KR (1) | KR100193212B1 (ko) |
DE (1) | DE69101386T2 (ko) |
ES (1) | ES2051575T3 (ko) |
FR (1) | FR2656932B1 (ko) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
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DE19520735C2 (de) * | 1995-06-07 | 1999-07-01 | Siemens Ag | Schaltungsanordnung zum Erfassen des Laststroms eines Leistungs-Halbleiterbauelementes mit sourceseitiger Last |
JP2822951B2 (ja) * | 1995-08-28 | 1998-11-11 | 日本電気株式会社 | 絶縁ゲート電界効果トランジスタの評価素子とそれを用いた評価回路および評価方法 |
DE69723225D1 (de) * | 1997-04-01 | 2003-08-07 | St Microelectronics Srl | Anordnung zum Prüfen eines Gateoxids |
DE19722872B4 (de) * | 1997-05-31 | 2006-09-28 | Robert Bosch Gmbh | Schaltung zur Messung des Elektrodenstroms eines keramischen Gassensors |
DE19729904A1 (de) * | 1997-07-12 | 1999-02-11 | Kammerer Gmbh M | Schaltungsanordnung zur Überwachung von durch eine Last fließenden Strömen |
US6949916B2 (en) * | 2002-11-12 | 2005-09-27 | Power-One Limited | System and method for controlling a point-of-load regulator |
US7394445B2 (en) * | 2002-11-12 | 2008-07-01 | Power-One, Inc. | Digital power manager for controlling and monitoring an array of point-of-load regulators |
US7456617B2 (en) * | 2002-11-13 | 2008-11-25 | Power-One, Inc. | System for controlling and monitoring an array of point-of-load regulators by a host |
US7266709B2 (en) * | 2002-12-21 | 2007-09-04 | Power-One, Inc. | Method and system for controlling an array of point-of-load regulators and auxiliary devices |
US7673157B2 (en) | 2002-12-21 | 2010-03-02 | Power-One, Inc. | Method and system for controlling a mixed array of point-of-load regulators through a bus translator |
US7882372B2 (en) * | 2002-12-21 | 2011-02-01 | Power-One, Inc. | Method and system for controlling and monitoring an array of point-of-load regulators |
US7737961B2 (en) * | 2002-12-21 | 2010-06-15 | Power-One, Inc. | Method and system for controlling and monitoring an array of point-of-load regulators |
US7836322B2 (en) * | 2002-12-21 | 2010-11-16 | Power-One, Inc. | System for controlling an array of point-of-load regulators and auxiliary devices |
US7743266B2 (en) * | 2002-12-21 | 2010-06-22 | Power-One, Inc. | Method and system for optimizing filter compensation coefficients for a digital power control system |
US7249267B2 (en) * | 2002-12-21 | 2007-07-24 | Power-One, Inc. | Method and system for communicating filter compensation coefficients for a digital power control system |
US7373527B2 (en) * | 2002-12-23 | 2008-05-13 | Power-One, Inc. | System and method for interleaving point-of-load regulators |
US7710092B2 (en) * | 2003-02-10 | 2010-05-04 | Power-One, Inc. | Self tracking ADC for digital power supply control systems |
US7080265B2 (en) * | 2003-03-14 | 2006-07-18 | Power-One, Inc. | Voltage set point control scheme |
US7372682B2 (en) * | 2004-02-12 | 2008-05-13 | Power-One, Inc. | System and method for managing fault in a power system |
DE102004014731B4 (de) * | 2004-03-25 | 2007-05-03 | Infineon Technologies Ag | Mess-Schaltung für den Ausgang eines Leistungsverstärkers sowie ein die Mess-Schaltung umfassender Leistungsverstärker |
US7554310B2 (en) * | 2005-03-18 | 2009-06-30 | Power-One, Inc. | Digital double-loop output voltage regulation |
US7141956B2 (en) * | 2005-03-18 | 2006-11-28 | Power-One, Inc. | Digital output voltage regulation circuit having first control loop for high speed and second control loop for high accuracy |
US7327149B2 (en) * | 2005-05-10 | 2008-02-05 | Power-One, Inc. | Bi-directional MOS current sense circuit |
JP4542972B2 (ja) * | 2005-09-12 | 2010-09-15 | セイコーNpc株式会社 | 過電流検出回路及びそれを用いた電源装置 |
KR100836900B1 (ko) * | 2007-02-09 | 2008-06-11 | 한양대학교 산학협력단 | 전류 감지 회로 |
US7834613B2 (en) * | 2007-10-30 | 2010-11-16 | Power-One, Inc. | Isolated current to voltage, voltage to voltage converter |
EP2515126A1 (en) * | 2011-04-19 | 2012-10-24 | Dialog Semiconductor GmbH | Bidirectional current sense |
US10041982B2 (en) * | 2012-08-15 | 2018-08-07 | Texas Instruments Incorporated | Switch mode power converter current sensing apparatus and method |
US9429598B2 (en) * | 2014-06-30 | 2016-08-30 | Infineon Technologies Ag | Current measurement and control of a semiconductor element based on the current measurement in a power semiconductor arrangement |
FR3034873B1 (fr) | 2015-04-10 | 2017-04-07 | Nexter Electronics | Dispositif de mesure d'un courant dans un circuit electrique |
KR102722106B1 (ko) * | 2019-04-10 | 2024-10-28 | 엘에스일렉트릭(주) | 파워 디바이스 모니터링 시스템 및 모니터링 방법 |
CN114325062B (zh) * | 2022-03-10 | 2022-06-10 | 杭州飞仕得科技有限公司 | 一种功率模组的电流测试方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS54101679A (en) * | 1978-01-27 | 1979-08-10 | Nec Corp | Inspection unit for life of semiconductor device |
JPS5950943B2 (ja) * | 1978-12-11 | 1984-12-11 | 沖電気工業株式会社 | 電子部品の動作試験回路 |
US4518869A (en) * | 1982-12-21 | 1985-05-21 | Motorola, Inc. | Resistance comparator for switch detection |
US4588950A (en) * | 1983-11-15 | 1986-05-13 | Data Probe Corporation | Test system for VLSI digital circuit and method of testing |
JPS6164135A (ja) * | 1984-09-05 | 1986-04-02 | Matsushita Electric Ind Co Ltd | 半導体解析装置 |
JPS6215475A (ja) * | 1985-07-15 | 1987-01-23 | Oki Electric Ind Co Ltd | トランジスタの破壊検出表示回路 |
US4789825A (en) * | 1986-05-14 | 1988-12-06 | American Telephone And Telegraph Co., At&T Bell Laboratories | Integrated circuit with channel length indicator |
DE3761711D1 (de) * | 1986-05-14 | 1990-03-15 | American Telephone & Telegraph | Integrierte schaltung mit anzeige der kanallaenge. |
JPH0234076A (ja) * | 1988-07-25 | 1990-02-05 | Toshiba Corp | 留守番電話装置 |
JPH0770572B2 (ja) * | 1988-10-13 | 1995-07-31 | 松下電器産業株式会社 | 信号試験回路 |
US5013935A (en) * | 1989-12-18 | 1991-05-07 | Motorola, Inc. | CMOS level detctor circuit |
-
1990
- 1990-01-09 FR FR9000401A patent/FR2656932B1/fr not_active Expired - Lifetime
-
1991
- 1991-01-04 KR KR1019910000025A patent/KR100193212B1/ko not_active Expired - Fee Related
- 1991-01-07 DE DE69101386T patent/DE69101386T2/de not_active Expired - Fee Related
- 1991-01-07 US US07/637,919 patent/US5287055A/en not_active Expired - Lifetime
- 1991-01-07 EP EP91420005A patent/EP0438363B1/fr not_active Expired - Lifetime
- 1991-01-07 ES ES91420005T patent/ES2051575T3/es not_active Expired - Lifetime
- 1991-01-09 JP JP3011660A patent/JP2961900B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69101386D1 (de) | 1994-04-21 |
ES2051575T3 (es) | 1994-06-16 |
FR2656932A1 (fr) | 1991-07-12 |
JPH05223887A (ja) | 1993-09-03 |
KR910014712A (ko) | 1991-08-31 |
DE69101386T2 (de) | 1994-10-20 |
JP2961900B2 (ja) | 1999-10-12 |
US5287055A (en) | 1994-02-15 |
EP0438363B1 (fr) | 1994-03-16 |
EP0438363A1 (fr) | 1991-07-24 |
FR2656932B1 (fr) | 1992-05-07 |
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