KR100622350B1 - 저전압 디지털 cmos 공정에서 다른 문턱 전압을 가지는 mosfet들을 이용한 적층형 cmos 커런트 미러 - Google Patents
저전압 디지털 cmos 공정에서 다른 문턱 전압을 가지는 mosfet들을 이용한 적층형 cmos 커런트 미러 Download PDFInfo
- Publication number
- KR100622350B1 KR100622350B1 KR1020050013260A KR20050013260A KR100622350B1 KR 100622350 B1 KR100622350 B1 KR 100622350B1 KR 1020050013260 A KR1020050013260 A KR 1020050013260A KR 20050013260 A KR20050013260 A KR 20050013260A KR 100622350 B1 KR100622350 B1 KR 100622350B1
- Authority
- KR
- South Korea
- Prior art keywords
- mos transistor
- gate
- source
- current mirror
- 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 - Fee Related
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Classifications
-
- 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
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Nonlinear Science (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Amplifiers (AREA)
Abstract
Description
| FET | condition | Wdesign/Ldesign | VT |
| nfet | VD=1.5V, VB=0V | 10/0.12 | 0.350 ± 0.055 |
| pfet | VD=1.5V, VB=0V | 10/0.12 | 0.300 ± 0.055 |
| lpnfet | VD=1.2V, VB=0V | 10/0.12 | 0.500 ± 0.055 |
| lppfet | VD=1.2V, VB=0V | 10/0.12 | 0.450 ± 0.055 |
Claims (4)
- 드레인 및 게이트가 입력 전류단에 접속된 제1 MOS 트랜지스터;드레인이 상기 제1 MOS 트랜지스터의 소스에 접속되고, 게이트는 상기 제1 MOS 트랜지스터의 게이트에 접속되고, 소스는 접지전원에 접속된 제2 MOS 트랜지스터;드레인이 출력 전류단에 접속되고, 게이트가 상기 제1 MOS 트랜지스터의 드레인 및 게이트에 접속된 제3 MOS 트랜지스터; 및드레인이 상기 제3 MOS 트랜지스터의 소스에 접속되고, 게이트는 상기 제1 MOS 트랜지스터의 드레인 및 게이트, 상기 제3 MOS 트랜지스터의 게이트에 접속되며, 소스는 상기 접지전원에 접속된 제4 MOS 트랜지스터;를 포함하는 특징으로 하는 적층형 CMOS 커런트 미러.
- 제 1항에 있어서,상기 제1 및 제3 MOS 트랜지스터는 nFET이고,상기 제2 및 상기 제4 MOS 트랜지스터는 LpnFET인 것을 특징으로 하는 적층형 CMOS 커런트 미러.
- 삭제
- 제 1항에 있어서,상기 제2 및 제4 MOS 트랜지스터의 문턱 전압이 상기 제1 및 제3 MOS 트랜지스터의 문턱 전압보다 큰 것을 특징으로 하는 적층형 CMOS 커런트 미러.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050013260A KR100622350B1 (ko) | 2005-02-17 | 2005-02-17 | 저전압 디지털 cmos 공정에서 다른 문턱 전압을 가지는 mosfet들을 이용한 적층형 cmos 커런트 미러 |
| US11/354,944 US20060181338A1 (en) | 2005-02-17 | 2006-02-16 | Stacked CMOS current mirror using MOSFETs having different threshold voltages |
| US11/652,071 US20070109040A1 (en) | 2005-02-17 | 2007-01-11 | Stacked CMOS current mirror using MOSFETs having different threshold voltages |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050013260A KR100622350B1 (ko) | 2005-02-17 | 2005-02-17 | 저전압 디지털 cmos 공정에서 다른 문턱 전압을 가지는 mosfet들을 이용한 적층형 cmos 커런트 미러 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20060091989A KR20060091989A (ko) | 2006-08-22 |
| KR100622350B1 true KR100622350B1 (ko) | 2006-09-13 |
Family
ID=36815071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020050013260A Expired - Fee Related KR100622350B1 (ko) | 2005-02-17 | 2005-02-17 | 저전압 디지털 cmos 공정에서 다른 문턱 전압을 가지는 mosfet들을 이용한 적층형 cmos 커런트 미러 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US20060181338A1 (ko) |
| KR (1) | KR100622350B1 (ko) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109379103B (zh) * | 2018-12-18 | 2024-03-12 | 珠海泰芯半导体有限公司 | 一种射频前端电路 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4550284A (en) * | 1984-05-16 | 1985-10-29 | At&T Bell Laboratories | MOS Cascode current mirror |
| US5966005A (en) * | 1997-12-18 | 1999-10-12 | Asahi Corporation | Low voltage self cascode current mirror |
| JP3510100B2 (ja) * | 1998-02-18 | 2004-03-22 | 富士通株式会社 | カレントミラー回路および該カレントミラー回路を有する半導体集積回路 |
| US6087894A (en) * | 1998-03-02 | 2000-07-11 | Motorola, Inc. | Low power precision current reference |
| US6211659B1 (en) * | 2000-03-14 | 2001-04-03 | Intel Corporation | Cascode circuits in dual-Vt, BICMOS and DTMOS technologies |
-
2005
- 2005-02-17 KR KR1020050013260A patent/KR100622350B1/ko not_active Expired - Fee Related
-
2006
- 2006-02-16 US US11/354,944 patent/US20060181338A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| US20060181338A1 (en) | 2006-08-17 |
| KR20060091989A (ko) | 2006-08-22 |
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