KR100940150B1 - 밴드갭 기준전압 발생을 위한 새로운 스타트-업 회로 - Google Patents
밴드갭 기준전압 발생을 위한 새로운 스타트-업 회로 Download PDFInfo
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- KR100940150B1 KR100940150B1 KR1020070124439A KR20070124439A KR100940150B1 KR 100940150 B1 KR100940150 B1 KR 100940150B1 KR 1020070124439 A KR1020070124439 A KR 1020070124439A KR 20070124439 A KR20070124439 A KR 20070124439A KR 100940150 B1 KR100940150 B1 KR 100940150B1
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- Prior art keywords
- circuit
- bandgap
- voltage
- source
- reference voltage
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- 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
-
- 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
- G05F3/30—Regulators using the difference between the base-emitter voltages of two bipolar transistors operating at different current densities
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Power Engineering (AREA)
- Control Of Electrical Variables (AREA)
Abstract
Description
Claims (5)
- 밴드갭 기준전압 발생회로에 적용되는 스타트-업(start-up)회로에 있어서,드레인이 전원전압단(Vdd)에 연결되고 소스와 게이트가 상호 연결되어 있는 제1 PMOS 트랜지스터(MP33);드레인이 상기 제1 PMOS 트랜지스터(MP33)의 소스에 연결되고 게이트는 밴드갭 출력단과 연결된 제1 NMOS 트랜지스터(MN33);드레인이 상기 제1 NMOS 트랜지스터(MN33)의 소스에 연결되고 소스는 접지단(Vss)에 연결되며 게이트에 인버터 출력 전원(pwdb)이 인가되는 제2 NMOS 트랜지스터(MN34);드레인이 연산 증폭기의 출력단에 연결되고 게이트가 상기 제1 NMOS 트랜지스터(MN33)의 드레인과 연결되는 제3 NMOS트랜지스터(MN31); 및소스가 상기 접지단(Vss)과 연결되고 드레인이 상기 제3 NMOS 트랜지스터(MN31)와 연결되며 게이트에 상기 인버터 출력 전원(pwdb)이 인가되는 제4 NMOS 트랜지스터(MN32);를 포함하는 것을 특징으로 하는 스타트-업(start-up) 회로.
- 제1항에 있어서, 드레인이 상기 밴드갭 출력단과 연결되고 소스는 상기 접지단(Vss)과 연결되며 게이트에는 외부 전원(pwd)이 인가되는 제 5 NMOS 트랜지스터(NM35)를 더 포함하는 것을 특징으로 하는 스타트-업(start-up) 회로.
- 제1항에 있어서, 상기 밴드갭 출력단에 연결되는 저대역 필터(low pass filter)를 더 포함하는 것을 특징으로 하는 스타트-업(start-up) 회로.
- 제3항에 있어서,상기 저대역 필터(low pass filter)는 상기 밴드갭 출력단에 직렬로 연결된 저항과 상기 밴드갭 출력단과 상기 전원전압단(Vdd) 사이에 연결된 캐패시터로 구성되는 것을 특징으로 하는 스타트-업(start-up) 회로.
- 제4항에 있어서, 상기 저항 및 상기 캐패시터는 모든 MOS 트랜지스터로 이루어 지는 것을 특징으로 하는 스타트-업(start-up) 회로.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070124439A KR100940150B1 (ko) | 2007-12-03 | 2007-12-03 | 밴드갭 기준전압 발생을 위한 새로운 스타트-업 회로 |
US12/262,057 US8008966B2 (en) | 2007-12-03 | 2008-10-30 | Start-up circuit for generating bandgap reference voltage |
TW097142762A TW200926593A (en) | 2007-12-03 | 2008-11-05 | Start-up circuit for generating bandgap reference voltage |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070124439A KR100940150B1 (ko) | 2007-12-03 | 2007-12-03 | 밴드갭 기준전압 발생을 위한 새로운 스타트-업 회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090057733A KR20090057733A (ko) | 2009-06-08 |
KR100940150B1 true KR100940150B1 (ko) | 2010-02-03 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020070124439A KR100940150B1 (ko) | 2007-12-03 | 2007-12-03 | 밴드갭 기준전압 발생을 위한 새로운 스타트-업 회로 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8008966B2 (ko) |
KR (1) | KR100940150B1 (ko) |
TW (1) | TW200926593A (ko) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101585958B1 (ko) * | 2008-12-29 | 2016-01-18 | 주식회사 동부하이텍 | 기준전압 발생회로 |
US8294450B2 (en) * | 2009-07-31 | 2012-10-23 | Taiwan Semiconductor Manufacturing Company, Ltd. | Start-up circuits for starting up bandgap reference circuits |
CN101853042B (zh) * | 2010-05-28 | 2015-09-16 | 上海华虹宏力半导体制造有限公司 | 带隙基准电路 |
US9235229B2 (en) * | 2012-09-14 | 2016-01-12 | Nxp B.V. | Low power fast settling voltage reference circuit |
CN105388951B (zh) * | 2015-12-25 | 2017-06-06 | 上海华虹宏力半导体制造有限公司 | 带隙基准源电路 |
CN107885267B (zh) * | 2016-09-30 | 2020-01-17 | 中芯国际集成电路制造(上海)有限公司 | 用于带隙电压基准电路的操作方法 |
US10528070B2 (en) * | 2018-05-02 | 2020-01-07 | Analog Devices Global Unlimited Company | Power-cycling voltage reference |
US10409312B1 (en) | 2018-07-19 | 2019-09-10 | Analog Devices Global Unlimited Company | Low power duty-cycled reference |
US10613570B1 (en) * | 2018-12-17 | 2020-04-07 | Inphi Corporation | Bandgap circuits with voltage calibration |
US11460875B2 (en) | 2018-12-17 | 2022-10-04 | Marvell Asia Pte Ltd. | Bandgap circuits with voltage calibration |
CN109445508A (zh) * | 2018-12-18 | 2019-03-08 | 深圳贝特莱电子科技股份有限公司 | 一种可产生启动成功标志信号的带隙基准电路 |
CN111610812B (zh) * | 2019-02-26 | 2022-08-30 | 武汉杰开科技有限公司 | 一种带隙基准电源产生电路及集成电路 |
US11942779B2 (en) | 2019-10-30 | 2024-03-26 | Skyworks Solutions, Inc. | Shutdown mode for bandgap and bias circuit with voltage comparator to reduce leakage current |
US11392159B2 (en) * | 2020-04-10 | 2022-07-19 | Skyworks Solutions, Inc. | Shutdown mode for bandgap reference to reduce turn-on time |
CN111538364B (zh) * | 2020-05-15 | 2023-06-23 | 上海艾为电子技术股份有限公司 | 一种带隙基准电压源以及电子设备 |
Citations (4)
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JP2002328732A (ja) | 2001-05-07 | 2002-11-15 | Texas Instr Japan Ltd | 基準電圧発生回路 |
KR20030057341A (ko) * | 2001-12-25 | 2003-07-04 | 가부시키가이샤 히타치세이사쿠쇼 | 반도체 집적회로 장치 |
US7148672B1 (en) | 2005-03-16 | 2006-12-12 | Zilog, Inc. | Low-voltage bandgap reference circuit with startup control |
JP2007034363A (ja) | 2005-07-22 | 2007-02-08 | Toko Inc | 定電圧電源 |
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TW574782B (en) * | 2002-04-30 | 2004-02-01 | Realtek Semiconductor Corp | Fast start-up low-voltage bandgap voltage reference circuit |
US7119620B2 (en) * | 2004-11-30 | 2006-10-10 | Broadcom Corporation | Method and system for constant or proportional to absolute temperature biasing for minimizing transmitter output power variation |
US7224209B2 (en) * | 2005-03-03 | 2007-05-29 | Etron Technology, Inc. | Speed-up circuit for initiation of proportional to absolute temperature biasing circuits |
KR100788346B1 (ko) * | 2005-12-28 | 2008-01-02 | 동부일렉트로닉스 주식회사 | 밴드 갭 기준전압 발생회로 |
JP4808069B2 (ja) * | 2006-05-01 | 2011-11-02 | 富士通セミコンダクター株式会社 | 基準電圧発生回路 |
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2007
- 2007-12-03 KR KR1020070124439A patent/KR100940150B1/ko active IP Right Grant
-
2008
- 2008-10-30 US US12/262,057 patent/US8008966B2/en active Active
- 2008-11-05 TW TW097142762A patent/TW200926593A/zh unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2002328732A (ja) | 2001-05-07 | 2002-11-15 | Texas Instr Japan Ltd | 基準電圧発生回路 |
KR20030057341A (ko) * | 2001-12-25 | 2003-07-04 | 가부시키가이샤 히타치세이사쿠쇼 | 반도체 집적회로 장치 |
US7148672B1 (en) | 2005-03-16 | 2006-12-12 | Zilog, Inc. | Low-voltage bandgap reference circuit with startup control |
JP2007034363A (ja) | 2005-07-22 | 2007-02-08 | Toko Inc | 定電圧電源 |
Also Published As
Publication number | Publication date |
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TW200926593A (en) | 2009-06-16 |
KR20090057733A (ko) | 2009-06-08 |
US20090140714A1 (en) | 2009-06-04 |
US8008966B2 (en) | 2011-08-30 |
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