DE69825536D1 - Strom- und spannungsmessung - Google Patents
Strom- und spannungsmessungInfo
- Publication number
- DE69825536D1 DE69825536D1 DE69825536T DE69825536T DE69825536D1 DE 69825536 D1 DE69825536 D1 DE 69825536D1 DE 69825536 T DE69825536 T DE 69825536T DE 69825536 T DE69825536 T DE 69825536T DE 69825536 D1 DE69825536 D1 DE 69825536D1
- Authority
- DE
- Germany
- Prior art keywords
- current
- voltage measurement
- measurement
- voltage
- 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 - Lifetime
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
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16504—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the components employed
- G01R19/16519—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the components employed using FET's
-
- 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
- G05F3/262—Current mirrors using field-effect transistors only
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/33507—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters
-
- 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
-
- 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
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
- G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
- G01R19/16552—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies in I.C. power supplies
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0009—Devices or circuits for detecting current in a converter
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Nonlinear Science (AREA)
- Power Engineering (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Dc-Dc Converters (AREA)
- Measurement Of Current Or Voltage (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
- Control Of Electrical Variables (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP97200856 | 1997-03-21 | ||
EP97200856 | 1997-03-21 | ||
PCT/IB1998/000249 WO1998043100A2 (en) | 1997-03-21 | 1998-02-27 | Current and voltage sensing |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69825536D1 true DE69825536D1 (de) | 2004-09-16 |
DE69825536T2 DE69825536T2 (de) | 2005-08-04 |
Family
ID=8228135
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69825536T Expired - Lifetime DE69825536T2 (de) | 1997-03-21 | 1998-02-27 | Strom- und spannungsmessung |
Country Status (5)
Country | Link |
---|---|
US (1) | US5892355A (de) |
EP (1) | EP0904545B1 (de) |
JP (1) | JP4050325B2 (de) |
DE (1) | DE69825536T2 (de) |
WO (1) | WO1998043100A2 (de) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6140987A (en) * | 1996-09-18 | 2000-10-31 | Intellinet, Inc. | User interface for home automation system |
US6344981B1 (en) * | 1999-11-16 | 2002-02-05 | Exabyte Corporation | Power supply circuit and method of calibration therefor |
US6894911B2 (en) * | 2000-06-02 | 2005-05-17 | Iwatt, Inc. | Method of driving a power converter by using a power pulse and a sense pulse |
US6882552B2 (en) * | 2000-06-02 | 2005-04-19 | Iwatt, Inc. | Power converter driven by power pulse and sense pulse |
EP1750137A3 (de) * | 2001-07-20 | 2007-07-11 | Power Integrations, Inc. | Verfahren und Vorrichtung für kostengünstige Strom- und Spannungsfühlschaltungen mit Spannungsabfall |
US6795321B2 (en) * | 2001-07-20 | 2004-09-21 | Power Integrations, Inc. | Method and apparatus for sensing current and voltage in circuits with voltage across an LED |
US6862198B2 (en) * | 2001-11-29 | 2005-03-01 | Iwatt, Inc. | PWM power converter with digital sampling control circuitry |
CN100429690C (zh) * | 2002-11-26 | 2008-10-29 | 华邦电子股份有限公司 | 用以控制增益错误的电流导引电路 |
CN100431251C (zh) * | 2003-09-23 | 2008-11-05 | 半导体元件工业有限责任公司 | 负电流补偿方法和电路 |
GB0413494D0 (en) * | 2004-06-16 | 2004-07-21 | Elantec Semiconductor Inc | Non-Leb restricted DC-DC converter |
EP1635240B1 (de) * | 2004-09-14 | 2010-02-10 | Dialog Semiconductor GmbH | Dynamische Transkonduktanz-Erhöhungstechnik für Stromspiegel |
CN100395560C (zh) * | 2004-10-27 | 2008-06-18 | 华为技术有限公司 | 印制电路板信号回流密度测量电路及方法 |
US7457138B2 (en) * | 2005-07-14 | 2008-11-25 | Semiconductor Components Industries L.L.C. | Single pin multi-function signal detection method and structure therefor |
US7821245B2 (en) * | 2007-08-06 | 2010-10-26 | Analog Devices, Inc. | Voltage transformation circuit |
WO2010011219A2 (en) * | 2008-07-23 | 2010-01-28 | Semiconductor Components Industries, L.L.C. | Method of forming a switching regulator and structure therefor |
US8391027B2 (en) * | 2008-11-14 | 2013-03-05 | Semiconductor Components Industries, Llc | Quasi-resonant power supply controller and method therefor |
CN104793036B (zh) * | 2011-12-31 | 2018-05-08 | 意法半导体研发(深圳)有限公司 | 双向电压微分器电路 |
US9048752B2 (en) | 2012-09-27 | 2015-06-02 | Semiconductor Components Industries, Llc | Off-line power converter and integrated circuit suitable for use in same |
CN103956906B (zh) * | 2014-04-21 | 2016-07-27 | 华为技术有限公司 | 一种反馈控制电路 |
US9941803B1 (en) * | 2017-05-16 | 2018-04-10 | Nxp B.V. | Controller IC device for a switched mode power converter and method for operating a controller IC device of a switched mode power converter |
US10715045B1 (en) | 2019-01-25 | 2020-07-14 | Semiconductor Components Industries, Llc | Methods and systems of operating power converters |
CN111707962B (zh) * | 2020-08-20 | 2020-11-10 | 上海南麟电子股份有限公司 | 交流检测电路 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3330039A1 (de) * | 1983-08-19 | 1985-02-28 | Siemens AG, 1000 Berlin und 8000 München | Sperrwandler-schaltnetzteil |
JP2533399B2 (ja) * | 1990-05-25 | 1996-09-11 | 三菱電機株式会社 | センスアンプ |
US5262713A (en) * | 1991-01-31 | 1993-11-16 | Texas Instruments Incorporated | Current mirror for sensing current |
JP2761687B2 (ja) * | 1991-12-19 | 1998-06-04 | 三菱電機株式会社 | 電圧レベル検出回路 |
DE69311921T2 (de) * | 1992-02-03 | 1998-01-29 | Philips Electronics Nv | Anordnung zum Ein- und Ausschalten eines Leistungstransistors |
US5264782A (en) * | 1992-08-10 | 1993-11-23 | International Business Machines Corporation | Dropout recovery circuit |
US5313381A (en) * | 1992-09-01 | 1994-05-17 | Power Integrations, Inc. | Three-terminal switched mode power supply integrated circuit |
US5418674A (en) * | 1993-07-19 | 1995-05-23 | Motorola, Inc. | Multi-lead protected power device having current and boot-strap inputs |
US5666043A (en) * | 1995-06-07 | 1997-09-09 | Analog Devices, Inc. | Voltage detector with trigger based on output load currency |
US5680034A (en) * | 1995-09-22 | 1997-10-21 | Toko, Inc. | PWM controller for resonant converters |
-
1997
- 1997-09-29 US US08/939,550 patent/US5892355A/en not_active Expired - Lifetime
-
1998
- 1998-02-27 JP JP52927998A patent/JP4050325B2/ja not_active Expired - Fee Related
- 1998-02-27 EP EP98903234A patent/EP0904545B1/de not_active Expired - Lifetime
- 1998-02-27 WO PCT/IB1998/000249 patent/WO1998043100A2/en active IP Right Grant
- 1998-02-27 DE DE69825536T patent/DE69825536T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP4050325B2 (ja) | 2008-02-20 |
WO1998043100A2 (en) | 1998-10-01 |
JP2000511285A (ja) | 2000-08-29 |
EP0904545A2 (de) | 1999-03-31 |
EP0904545B1 (de) | 2004-08-11 |
DE69825536T2 (de) | 2005-08-04 |
US5892355A (en) | 1999-04-06 |
WO1998043100A3 (en) | 1999-01-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: EISENFUEHR, SPEISER & PARTNER, 10178 BERLIN |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: NXP B.V., EINDHOVEN, NL |