JPH0578204B2 - - Google Patents
Info
- Publication number
- JPH0578204B2 JPH0578204B2 JP2196059A JP19605990A JPH0578204B2 JP H0578204 B2 JPH0578204 B2 JP H0578204B2 JP 2196059 A JP2196059 A JP 2196059A JP 19605990 A JP19605990 A JP 19605990A JP H0578204 B2 JPH0578204 B2 JP H0578204B2
- Authority
- JP
- Japan
- Prior art keywords
- current
- amplifier
- current mirror
- emitter
- coupled
- 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 8
- 230000000694 effects Effects 0.000 description 3
- 238000005094 computer simulation Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000087 stabilizing effect 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/34—DC amplifiers in which all stages are DC-coupled
- H03F3/343—DC amplifiers in which all stages are DC-coupled with semiconductor devices only
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Nonlinear Science (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/384,388 US4910480A (en) | 1989-07-25 | 1989-07-25 | Hierarchical current amplifier |
US384388 | 1989-07-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0357310A JPH0357310A (ja) | 1991-03-12 |
JPH0578204B2 true JPH0578204B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-10-28 |
Family
ID=23517130
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2196059A Granted JPH0357310A (ja) | 1989-07-25 | 1990-07-24 | 電流増幅器 |
Country Status (2)
Country | Link |
---|---|
US (1) | US4910480A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
JP (1) | JPH0357310A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5510745A (en) * | 1987-07-29 | 1996-04-23 | Fujitsu Limited | High-speed electronic circuit having a cascode configuration |
US4947103A (en) * | 1989-09-13 | 1990-08-07 | Motorola, Inc. | Current mirror have large current scaling factor |
JP2518068B2 (ja) * | 1989-11-17 | 1996-07-24 | 日本電気株式会社 | 電流切換回路 |
IT1248607B (it) * | 1991-05-21 | 1995-01-19 | Cons Ric Microelettronica | Circuito di pilotaggio di un transistore di potenza con una corrente di base funzione predeterminata di quella di collettore |
TW236047B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1992-12-21 | 1994-12-11 | Philips Electronics Nv | |
US5864228A (en) * | 1997-04-01 | 1999-01-26 | National Semiconductor Corporation | Current mirror current source with current shunting circuit |
US6157259A (en) * | 1999-04-15 | 2000-12-05 | Tritech Microelectronics, Ltd. | Biasing and sizing of the MOS transistor in weak inversion for low voltage applications |
US7180513B2 (en) * | 2002-04-26 | 2007-02-20 | Toshiba Matsushita Display Technology Co., Ltd. | Semiconductor circuits for driving current-driven display and display |
JP4653775B2 (ja) * | 2002-04-26 | 2011-03-16 | 東芝モバイルディスプレイ株式会社 | El表示装置の検査方法 |
JP4357413B2 (ja) * | 2002-04-26 | 2009-11-04 | 東芝モバイルディスプレイ株式会社 | El表示装置 |
JP4630884B2 (ja) * | 2002-04-26 | 2011-02-09 | 東芝モバイルディスプレイ株式会社 | El表示装置の駆動方法、およびel表示装置 |
JP2007226258A (ja) * | 2002-04-26 | 2007-09-06 | Toshiba Matsushita Display Technology Co Ltd | El表示パネルのドライバ回路 |
JPWO2004100118A1 (ja) * | 2003-05-07 | 2006-07-13 | 東芝松下ディスプレイテクノロジー株式会社 | El表示装置およびその駆動方法 |
WO2004100119A1 (ja) * | 2003-05-07 | 2004-11-18 | Toshiba Matsushita Display Technology Co., Ltd. | 電流出力型半導体回路、表示駆動用ソースドライバ、表示装置、電流出力方法 |
US7215187B2 (en) * | 2004-07-23 | 2007-05-08 | The Hong Kong University Of Science And Technology | Symmetrically matched voltage mirror and applications therefor |
US20070126667A1 (en) * | 2005-12-01 | 2007-06-07 | Toshiba Matsushita Display Technology Co., Ltd. | El display apparatus and method for driving el display apparatus |
KR100965022B1 (ko) * | 2006-02-20 | 2010-06-21 | 도시바 모바일 디스플레이 가부시키가이샤 | El 표시 장치 및 el 표시 장치의 구동 방법 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4647870A (en) * | 1983-03-30 | 1987-03-03 | Nec Corporation | Current mirror circuit with a large current ratio |
-
1989
- 1989-07-25 US US07/384,388 patent/US4910480A/en not_active Expired - Fee Related
-
1990
- 1990-07-24 JP JP2196059A patent/JPH0357310A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPH0357310A (ja) | 1991-03-12 |
US4910480A (en) | 1990-03-20 |