DE3812733C2 - - Google Patents
Info
- Publication number
- DE3812733C2 DE3812733C2 DE19883812733 DE3812733A DE3812733C2 DE 3812733 C2 DE3812733 C2 DE 3812733C2 DE 19883812733 DE19883812733 DE 19883812733 DE 3812733 A DE3812733 A DE 3812733A DE 3812733 C2 DE3812733 C2 DE 3812733C2
- Authority
- DE
- Germany
- Prior art keywords
- voltage
- circuit
- switching element
- short
- switching
- 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
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
- H02H3/087—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current for dc applications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
- H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
- H02H7/122—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for inverters, i.e. dc/ac converters
- H02H7/1227—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for inverters, i.e. dc/ac converters responsive to abnormalities in the output circuit, e.g. short circuit
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
- H03K17/082—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit
- H03K17/0826—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in bipolar transistor switches
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electronic Switches (AREA)
- Protection Of Static Devices (AREA)
- Emergency Protection Circuit Devices (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62104989A JPS63268432A (ja) | 1987-04-27 | 1987-04-27 | 短絡保護回路 |
Publications (3)
Publication Number | Publication Date |
---|---|
DE3812733A1 DE3812733A1 (de) | 1988-11-17 |
DE3812733C2 true DE3812733C2 (ja) | 1990-12-13 |
DE3812733C3 DE3812733C3 (de) | 1994-08-11 |
Family
ID=14395504
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19883812733 Expired - Fee Related DE3812733C3 (de) | 1987-04-27 | 1988-04-16 | Kurzschluß-Schutzschaltung |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS63268432A (ja) |
DE (1) | DE3812733C3 (ja) |
FR (1) | FR2614479B1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19800580B4 (de) * | 1997-03-11 | 2005-01-20 | Mitsubishi Denki K.K. | Leistungswandlervorrichtung |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19842256C1 (de) * | 1998-09-15 | 2000-05-25 | Doehler Peter | Schutzschaltung für die Schalttransistoren einer H-Brückenschaltung |
JP5118411B2 (ja) | 2007-08-07 | 2013-01-16 | オンセミコンダクター・トレーディング・リミテッド | パワーアンプ |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4225897A (en) * | 1979-01-29 | 1980-09-30 | Rca Corporation | Overcurrent protection circuit for power transistor |
IT1110628B (it) * | 1979-01-30 | 1985-12-23 | Sp El Srl | Circuito per la protezione automatica dei transistori di potenza particolarmente per convertitori a commutazione o simili |
-
1987
- 1987-04-27 JP JP62104989A patent/JPS63268432A/ja active Pending
-
1988
- 1988-04-16 DE DE19883812733 patent/DE3812733C3/de not_active Expired - Fee Related
- 1988-04-26 FR FR8805509A patent/FR2614479B1/fr not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19800580B4 (de) * | 1997-03-11 | 2005-01-20 | Mitsubishi Denki K.K. | Leistungswandlervorrichtung |
Also Published As
Publication number | Publication date |
---|---|
DE3812733C3 (de) | 1994-08-11 |
FR2614479A1 (fr) | 1988-10-28 |
FR2614479B1 (fr) | 1994-05-06 |
DE3812733A1 (de) | 1988-11-17 |
JPS63268432A (ja) | 1988-11-07 |
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DE3812733C2 (ja) |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
D2 | Grant after examination | ||
8363 | Opposition against the patent | ||
8328 | Change in the person/name/address of the agent |
Free format text: BOEHMERT, A., DIPL.-ING. HOORMANN, W., DIPL.-ING. DR.-ING., 2800 BREMEN GODDAR, H., DIPL.-PHYS. DR.RER.NAT., PAT.-ANWAELTE, 8000 MUENCHEN STAHLBERG, W., RECHTSANW., 2800 BREMEN |
|
8366 | Restricted maintained after opposition proceedings | ||
8305 | Restricted maintenance of patent after opposition | ||
D4 | Patent maintained restricted | ||
8320 | Willingness to grant licenses declared (paragraph 23) | ||
8339 | Ceased/non-payment of the annual fee |