JPH0450765B2 - - Google Patents
Info
- Publication number
- JPH0450765B2 JPH0450765B2 JP63214166A JP21416688A JPH0450765B2 JP H0450765 B2 JPH0450765 B2 JP H0450765B2 JP 63214166 A JP63214166 A JP 63214166A JP 21416688 A JP21416688 A JP 21416688A JP H0450765 B2 JPH0450765 B2 JP H0450765B2
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- circuit
- collector
- voltage
- current source
- 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
- 238000010586 diagram Methods 0.000 description 9
- 230000007423 decrease Effects 0.000 description 1
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
- G05F3/265—Current mirrors using bipolar transistors only
Landscapes
- 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)
- Amplifiers (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63214166A JPH0263206A (ja) | 1988-08-29 | 1988-08-29 | カレントミラー回路 |
US07/401,230 US4937515A (en) | 1988-08-29 | 1989-08-31 | Low supply voltage current mirror circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63214166A JPH0263206A (ja) | 1988-08-29 | 1988-08-29 | カレントミラー回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0263206A JPH0263206A (ja) | 1990-03-02 |
JPH0450765B2 true JPH0450765B2 (US06486227-20021126-C00005.png) | 1992-08-17 |
Family
ID=16651327
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP63214166A Granted JPH0263206A (ja) | 1988-08-29 | 1988-08-29 | カレントミラー回路 |
Country Status (2)
Country | Link |
---|---|
US (1) | US4937515A (US06486227-20021126-C00005.png) |
JP (1) | JPH0263206A (US06486227-20021126-C00005.png) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69230521T2 (de) * | 1991-10-21 | 2000-07-06 | Matsushita Electric Industrial Co., Ltd. | Verstärker |
JPH06196945A (ja) * | 1992-12-24 | 1994-07-15 | Toshiba Corp | 差動増幅回路 |
US5311146A (en) * | 1993-01-26 | 1994-05-10 | Vtc Inc. | Current mirror for low supply voltage operation |
JP3331523B2 (ja) * | 1993-04-16 | 2002-10-07 | 日本テキサス・インスツルメンツ株式会社 | カレントミラー回路 |
US5394079A (en) * | 1993-04-27 | 1995-02-28 | National Semiconductor Corporation | Current mirror with improved input voltage headroom |
US5521490A (en) * | 1994-08-08 | 1996-05-28 | National Semiconductor Corporation | Current mirror with improved input voltage headroom |
FI97655C (fi) * | 1995-04-05 | 1997-01-27 | Nokia Telecommunications Oy | Offset-kompensoitu lineaarinen RF-ilmaisin |
US5721512A (en) * | 1996-04-23 | 1998-02-24 | Analog Devices, Inc. | Current mirror with input voltage set by saturated collector-emitter voltage |
US6617915B2 (en) * | 2001-10-24 | 2003-09-09 | Zarlink Semiconductor (U.S.) Inc. | Low power wide swing current mirror |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4329639A (en) * | 1980-02-25 | 1982-05-11 | Motorola, Inc. | Low voltage current mirror |
JPS5938821A (ja) * | 1982-08-30 | 1984-03-02 | Toshiba Corp | 定電流回路 |
IT1210940B (it) * | 1982-09-30 | 1989-09-29 | Ates Componenti Elettron | Circuito generatore di corrente costante, a bassa tensione di alimentazione, integrabile monoliticamente. |
JPS59208618A (ja) * | 1983-05-13 | 1984-11-27 | Rohm Co Ltd | 電流反転回路 |
JPS62117019A (ja) * | 1985-11-15 | 1987-05-28 | Matsushita Electric Ind Co Ltd | 定電流発生回路 |
-
1988
- 1988-08-29 JP JP63214166A patent/JPH0263206A/ja active Granted
-
1989
- 1989-08-31 US US07/401,230 patent/US4937515A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4937515A (en) | 1990-06-26 |
JPH0263206A (ja) | 1990-03-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |