SE9901483D0 - Överspänningsskydd - Google Patents
ÖverspänningsskyddInfo
- Publication number
- SE9901483D0 SE9901483D0 SE9901483A SE9901483A SE9901483D0 SE 9901483 D0 SE9901483 D0 SE 9901483D0 SE 9901483 A SE9901483 A SE 9901483A SE 9901483 A SE9901483 A SE 9901483A SE 9901483 D0 SE9901483 D0 SE 9901483D0
- Authority
- SE
- Sweden
- Prior art keywords
- base
- transistors
- junction
- protective
- emitter
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
- H03F3/4508—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using bipolar transistors as the active amplifying circuit
- H03F3/45085—Long tailed pairs
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/52—Circuit arrangements for protecting such amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45326—Indexing scheme relating to differential amplifiers the AAC comprising one or more extra diodes, e.g. as level shifter, as diode coupled transistors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Priority Applications (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9901483A SE516477C2 (sv) | 1999-04-22 | 1999-04-22 | Förstärkare av differentiell typ. |
CNB008090599A CN1199350C (zh) | 1999-04-22 | 2000-04-19 | 过电压保护 |
DE60030432T DE60030432T2 (de) | 1999-04-22 | 2000-04-19 | Überspannungsschutz |
AU46340/00A AU4634000A (en) | 1999-04-22 | 2000-04-19 | Overvoltage protection |
CA002371066A CA2371066A1 (en) | 1999-04-22 | 2000-04-19 | Overvoltage protection |
KR1020017013491A KR20020053031A (ko) | 1999-04-22 | 2000-04-19 | 과전압 방지 |
PCT/SE2000/000761 WO2000065711A1 (en) | 1999-04-22 | 2000-04-19 | Overvoltage protection |
EP00928051A EP1181773B1 (en) | 1999-04-22 | 2000-04-19 | Overvoltage protection |
JP2000614551A JP2002543650A (ja) | 1999-04-22 | 2000-04-19 | 過電圧保護 |
US09/553,149 US6483683B1 (en) | 1999-04-22 | 2000-04-20 | Overvoltage protection |
TW089107592A TW478230B (en) | 1999-04-22 | 2000-04-21 | Overvoltage protector |
HK02109141.7A HK1047657A1 (zh) | 1999-04-22 | 2002-12-17 | 過電壓保護 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9901483A SE516477C2 (sv) | 1999-04-22 | 1999-04-22 | Förstärkare av differentiell typ. |
Publications (3)
Publication Number | Publication Date |
---|---|
SE9901483D0 true SE9901483D0 (sv) | 1999-04-22 |
SE9901483L SE9901483L (sv) | 2001-01-29 |
SE516477C2 SE516477C2 (sv) | 2002-01-22 |
Family
ID=20415343
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9901483A SE516477C2 (sv) | 1999-04-22 | 1999-04-22 | Förstärkare av differentiell typ. |
Country Status (12)
Country | Link |
---|---|
US (1) | US6483683B1 (sv) |
EP (1) | EP1181773B1 (sv) |
JP (1) | JP2002543650A (sv) |
KR (1) | KR20020053031A (sv) |
CN (1) | CN1199350C (sv) |
AU (1) | AU4634000A (sv) |
CA (1) | CA2371066A1 (sv) |
DE (1) | DE60030432T2 (sv) |
HK (1) | HK1047657A1 (sv) |
SE (1) | SE516477C2 (sv) |
TW (1) | TW478230B (sv) |
WO (1) | WO2000065711A1 (sv) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7026839B1 (en) | 2003-06-26 | 2006-04-11 | Marvell International Ltd. | Circuits, architectures, systems and methods for overvoltage protection |
JP2005303497A (ja) * | 2004-04-08 | 2005-10-27 | Denso Corp | 差動増幅回路 |
DE102005061830B3 (de) * | 2005-12-23 | 2007-06-28 | Siemens Ag Österreich | Backup Schaltung mit Ladungsspeicher |
EP2297781A1 (en) * | 2008-06-04 | 2011-03-23 | Freescale Semiconductor, Inc. | An electrostatic discharge protection circuit, equipment and method |
US8253471B2 (en) * | 2009-10-09 | 2012-08-28 | Fairchild Semiconductor Corporation | High impedance bias network |
JP6065554B2 (ja) * | 2012-12-03 | 2017-01-25 | 富士電機株式会社 | 比較器 |
CN104270130A (zh) * | 2014-10-17 | 2015-01-07 | 国网河南省电力公司漯河供电公司 | 一种自带隔离电源的电动机控制器驱动电路 |
CN114629449B (zh) * | 2020-12-10 | 2023-05-26 | 圣邦微电子(北京)股份有限公司 | 运算放大器 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5240017B2 (sv) * | 1972-10-16 | 1977-10-08 | ||
JPS54550A (en) * | 1977-06-03 | 1979-01-05 | Hitachi Denshi Ltd | Boltage comparison circuit |
US5206550A (en) * | 1991-06-20 | 1993-04-27 | Texas Instruments, Incorporated | Amplifier with actively clamped load |
US5491437A (en) * | 1994-12-01 | 1996-02-13 | Texas Instruments Incorporated | Amplifier circuit and method |
-
1999
- 1999-04-22 SE SE9901483A patent/SE516477C2/sv not_active IP Right Cessation
-
2000
- 2000-04-19 DE DE60030432T patent/DE60030432T2/de not_active Expired - Fee Related
- 2000-04-19 AU AU46340/00A patent/AU4634000A/en not_active Abandoned
- 2000-04-19 KR KR1020017013491A patent/KR20020053031A/ko not_active Application Discontinuation
- 2000-04-19 JP JP2000614551A patent/JP2002543650A/ja not_active Withdrawn
- 2000-04-19 CN CNB008090599A patent/CN1199350C/zh not_active Expired - Fee Related
- 2000-04-19 EP EP00928051A patent/EP1181773B1/en not_active Expired - Lifetime
- 2000-04-19 CA CA002371066A patent/CA2371066A1/en not_active Abandoned
- 2000-04-19 WO PCT/SE2000/000761 patent/WO2000065711A1/en active IP Right Grant
- 2000-04-20 US US09/553,149 patent/US6483683B1/en not_active Expired - Fee Related
- 2000-04-21 TW TW089107592A patent/TW478230B/zh not_active IP Right Cessation
-
2002
- 2002-12-17 HK HK02109141.7A patent/HK1047657A1/zh unknown
Also Published As
Publication number | Publication date |
---|---|
DE60030432D1 (de) | 2006-10-12 |
SE9901483L (sv) | 2001-01-29 |
EP1181773B1 (en) | 2006-08-30 |
TW478230B (en) | 2002-03-01 |
DE60030432T2 (de) | 2007-09-20 |
JP2002543650A (ja) | 2002-12-17 |
CN1199350C (zh) | 2005-04-27 |
WO2000065711A1 (en) | 2000-11-02 |
HK1047657A1 (zh) | 2003-02-28 |
CA2371066A1 (en) | 2000-11-02 |
US6483683B1 (en) | 2002-11-19 |
SE516477C2 (sv) | 2002-01-22 |
EP1181773A1 (en) | 2002-02-27 |
KR20020053031A (ko) | 2002-07-04 |
CN1355957A (zh) | 2002-06-26 |
AU4634000A (en) | 2000-11-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |