KR20150046731A - 볼티지 레귤레이터 - Google Patents
볼티지 레귤레이터 Download PDFInfo
- Publication number
- KR20150046731A KR20150046731A KR20140138842A KR20140138842A KR20150046731A KR 20150046731 A KR20150046731 A KR 20150046731A KR 20140138842 A KR20140138842 A KR 20140138842A KR 20140138842 A KR20140138842 A KR 20140138842A KR 20150046731 A KR20150046731 A KR 20150046731A
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- South Korea
- Prior art keywords
- transistor
- output
- circuit
- voltage
- leak 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.)
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- 238000000034 method Methods 0.000 claims description 6
- 238000009966 trimming Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is DC
- G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is DC
- G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices
- G05F1/565—Regulating voltage or current wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor
- G05F1/567—Regulating voltage or current wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor for temperature compensation
-
- 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
- G05F3/24—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the field-effect type only
- G05F3/242—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the field-effect type only with compensation for device parameters, e.g. channel width modulation, threshold voltage, processing, or external variations, e.g. temperature, loading, supply voltage
- G05F3/245—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the field-effect type only with compensation for device parameters, e.g. channel width modulation, threshold voltage, processing, or external variations, e.g. temperature, loading, supply voltage producing a voltage or current as a predetermined function of the temperature
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Continuous-Control Power Sources That Use Transistors (AREA)
- Semiconductor Integrated Circuits (AREA)
- Design And Manufacture Of Integrated Circuits (AREA)
- Amplifiers (AREA)
- Power Engineering (AREA)
Abstract
[해결수단] 기준 전압 회로가 출력하는 기준 전압과, 출력 트랜지스터가 출력하는 출력 전압을 분압하는 분압 회로가 출력하는 피드백 전압의 차이를 증폭하여 출력하고, 출력 트랜지스터의 게이트를 제어하는 오차 증폭 회로와, 출력 단자에 접속되고, 상온시에는 동작하지 않고, 고온시에만 출력 트랜지스터로부터의 리크 전류의 영향을 억제하는 리크 전류 싱크 회로를 구비하는 구성으로 하였다.
Description
도 2 는 제 2 실시형태의 볼티지 레귤레이터를 나타내는 회로도.
도 3 은 제 3 실시형태의 볼티지 레귤레이터를 나타내는 회로도.
도 4 는 제 4 실시형태의 볼티지 레귤레이터를 나타내는 회로도.
도 5 는 제 5 실시형태의 볼티지 레귤레이터를 나타내는 회로도.
도 6 은 종래의 볼티지 레귤레이터를 나타내는 회로도.
101 : 전원 단자
102 : 출력 단자
103 : 기준 전압 회로
104 : 차동 증폭 회로
105 : 출력 트랜지스터
106 : 분압 회로
107 : 리크 전류 싱크 회로
Claims (4)
- 기준 전압 회로가 출력하는 기준 전압과, 출력 트랜지스터가 출력하는 출력 전압을 분압하는 분압 회로가 출력하는 피드백 전압의 차이를 증폭하여 출력하고, 상기 출력 트랜지스터의 게이트를 제어하는 오차 증폭 회로와,
볼티지 레귤레이터의 출력 단자에 접속되고, 온도 검출 수단과, 상기 온도 검출 수단의 출력 신호에 의해 제어되는 리크 전류를 흘리는 트랜지스터를 갖고, 상온시에는 동작하지 않고, 고온시에만 상기 출력 단자로부터 상기 출력 트랜지스터의 리크 전류의 영향을 억제하는 리크 전류 싱크 회로를 구비하는 것을 특징으로 하는 볼티지 레귤레이터. - 제 1 항에 있어서,
상기 리크 전류 싱크 회로는,
상기 온도 검출 수단이,
게이트와 소스가 그라운드 단자에 접속된 제 1 트랜지스터와,
게이트가 그라운드 단자에 접속되고, 드레인이 상기 출력 단자에 접속되고, 소스가 상기 제 1 트랜지스터의 드레인에 접속된 제 2 트랜지스터를 구비하고,
상기 리크 전류를 흘리는 트랜지스터가,
상기 제 2 트랜지스터의 소스의 전압에 따라 온 오프되는 제 3 트랜지스터와,
상기 제 3 트랜지스터에 접속되고, 상기 출력 단자로부터 리크 전류를 흘리는 제 4 트랜지스터를 구비하여 구성된 것을 특징으로 하는 볼티지 레귤레이터. - 제 2 항에 있어서,
상기 제 4 트랜지스터는, 드레인이 상기 출력 단자에 접속되고, 게이트와 소스 사이에 저항이 접속되고, 게이트가 상기 제 3 트랜지스터의 드레인에 접속되는 것을 특징으로 하는 볼티지 레귤레이터. - 제 2 항 또는 제 3 항에 있어서,
상기 제 1 트랜지스터는, 트리밍으로 트랜지스터 사이즈를 조정 가능한 것을 특징으로 하는 볼티지 레귤레이터.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2013-219530 | 2013-10-22 | ||
JP2013219530A JP6211889B2 (ja) | 2013-10-22 | 2013-10-22 | ボルテージレギュレータ |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20150046731A true KR20150046731A (ko) | 2015-04-30 |
KR102227587B1 KR102227587B1 (ko) | 2021-03-12 |
Family
ID=52825614
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020140138842A Expired - Fee Related KR102227587B1 (ko) | 2013-10-22 | 2014-10-15 | 볼티지 레귤레이터 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9372489B2 (ko) |
JP (1) | JP6211889B2 (ko) |
KR (1) | KR102227587B1 (ko) |
CN (1) | CN104571243B (ko) |
TW (1) | TWI631449B (ko) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106843348B (zh) * | 2015-09-22 | 2020-03-10 | 三星电子株式会社 | 电压调节器和包括该电压调节器的移动设备 |
JP6700550B2 (ja) | 2016-01-08 | 2020-05-27 | ミツミ電機株式会社 | レギュレータ |
CN105700606B (zh) * | 2016-01-22 | 2017-09-05 | 深圳微步信息股份有限公司 | 电源模块及其输出电压调节方法 |
US10614766B2 (en) * | 2016-05-19 | 2020-04-07 | Novatek Microelectronics Corp. | Voltage regulator and method applied thereto |
KR101937268B1 (ko) * | 2017-10-11 | 2019-04-09 | 현대오트론 주식회사 | 실시간 기울기 제어 장치 및 그것의 동작 방법 |
JP7031983B2 (ja) * | 2018-03-27 | 2022-03-08 | エイブリック株式会社 | ボルテージレギュレータ |
US10956352B2 (en) | 2018-05-29 | 2021-03-23 | Continental Automotive Systems, Inc. | Automatic location based addressing method for network participants in a serial bus system |
US10614860B1 (en) * | 2019-04-15 | 2020-04-07 | Micron Technology, Inc. | Systems for discharging leakage current over a range of process, voltage, temperature (PVT) conditions |
TWI727742B (zh) * | 2020-04-16 | 2021-05-11 | 晶豪科技股份有限公司 | 具有暫態響應增強的端接電壓調節裝置 |
CN111766913B (zh) * | 2020-05-27 | 2023-12-22 | 北京新忆科技有限公司 | 集成电路的控制系统和集成电路 |
CN116996054A (zh) * | 2022-03-11 | 2023-11-03 | 康希通信科技(上海)有限公司 | 射频开关电路及射频电路 |
Citations (2)
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JP2007219861A (ja) * | 2006-02-16 | 2007-08-30 | Ricoh Co Ltd | ボルテージレギュレータ |
JP2012226421A (ja) | 2011-04-15 | 2012-11-15 | Rohm Co Ltd | 電源装置 |
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US6069782A (en) * | 1998-08-26 | 2000-05-30 | Integrated Device Technology, Inc. | ESD damage protection using a clamp circuit |
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JP2003150254A (ja) * | 2001-11-09 | 2003-05-23 | Seiko Instruments Inc | ボルテージ・レギュレータ |
JP2004152092A (ja) * | 2002-10-31 | 2004-05-27 | Matsushita Electric Ind Co Ltd | 電圧源回路 |
JP2005011133A (ja) * | 2003-06-20 | 2005-01-13 | Mitsumi Electric Co Ltd | ボルテージレギュレータ |
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JP2008217203A (ja) * | 2007-03-01 | 2008-09-18 | Sanyo Electric Co Ltd | レギュレータ回路 |
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JP5421133B2 (ja) * | 2009-02-10 | 2014-02-19 | セイコーインスツル株式会社 | ボルテージレギュレータ |
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-
2013
- 2013-10-22 JP JP2013219530A patent/JP6211889B2/ja not_active Expired - Fee Related
-
2014
- 2014-09-25 TW TW103133304A patent/TWI631449B/zh not_active IP Right Cessation
- 2014-10-15 KR KR1020140138842A patent/KR102227587B1/ko not_active Expired - Fee Related
- 2014-10-17 US US14/517,153 patent/US9372489B2/en not_active Expired - Fee Related
- 2014-10-22 CN CN201410569284.6A patent/CN104571243B/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2007219861A (ja) * | 2006-02-16 | 2007-08-30 | Ricoh Co Ltd | ボルテージレギュレータ |
JP2012226421A (ja) | 2011-04-15 | 2012-11-15 | Rohm Co Ltd | 電源装置 |
Also Published As
Publication number | Publication date |
---|---|
TW201535088A (zh) | 2015-09-16 |
US9372489B2 (en) | 2016-06-21 |
CN104571243A (zh) | 2015-04-29 |
US20150108953A1 (en) | 2015-04-23 |
JP2015082196A (ja) | 2015-04-27 |
TWI631449B (zh) | 2018-08-01 |
KR102227587B1 (ko) | 2021-03-12 |
CN104571243B (zh) | 2018-01-02 |
JP6211889B2 (ja) | 2017-10-11 |
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