DE2409798B2 - Kurzschluß- und Überlastungsschutzeinrichtung für einen mit Halbleiterelementen bestückten Verstärker - Google Patents
Kurzschluß- und Überlastungsschutzeinrichtung für einen mit Halbleiterelementen bestückten VerstärkerInfo
- Publication number
- DE2409798B2 DE2409798B2 DE2409798A DE2409798A DE2409798B2 DE 2409798 B2 DE2409798 B2 DE 2409798B2 DE 2409798 A DE2409798 A DE 2409798A DE 2409798 A DE2409798 A DE 2409798A DE 2409798 B2 DE2409798 B2 DE 2409798B2
- Authority
- DE
- Germany
- Prior art keywords
- transistor
- control transistor
- amplifier
- voltage divider
- resistor
- 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.)
- Ceased
Links
- 239000004065 semiconductor Substances 0.000 title claims description 5
- 238000004020 luminiscence type Methods 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 description 6
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- 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
- 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
- H02H3/02—Details
- H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
-
- 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
- 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
- H02H3/10—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 additionally responsive to some other abnormal electrical conditions
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
- H02H5/04—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
- H02H5/041—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature additionally responsive to excess current
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Electronic Switches (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2409798A DE2409798B2 (de) | 1974-03-01 | 1974-03-01 | Kurzschluß- und Überlastungsschutzeinrichtung für einen mit Halbleiterelementen bestückten Verstärker |
| AT22575A AT337253B (de) | 1974-03-01 | 1975-01-14 | Kurzschluss- und uberlastungsschutzeinrichtung fur einen mit halbleiterelementen bestuckten verstarker |
| FI750465A FI58414C (fi) | 1974-03-01 | 1975-02-19 | Kortslutnings- och oeverbelastningsskyddsanordning foer en med halvledarelement foersedd foerstaerkare |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2409798A DE2409798B2 (de) | 1974-03-01 | 1974-03-01 | Kurzschluß- und Überlastungsschutzeinrichtung für einen mit Halbleiterelementen bestückten Verstärker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2409798A1 DE2409798A1 (de) | 1975-09-11 |
| DE2409798B2 true DE2409798B2 (de) | 1978-09-14 |
Family
ID=5908797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2409798A Ceased DE2409798B2 (de) | 1974-03-01 | 1974-03-01 | Kurzschluß- und Überlastungsschutzeinrichtung für einen mit Halbleiterelementen bestückten Verstärker |
Country Status (3)
| Country | Link |
|---|---|
| AT (1) | AT337253B (enExample) |
| DE (1) | DE2409798B2 (enExample) |
| FI (1) | FI58414C (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0103455A3 (en) * | 1982-09-10 | 1984-07-11 | Fujitsu Limited | Power supply circuit |
| CA1253915A (en) * | 1984-07-05 | 1989-05-09 | Kazuhiro Sato | Overcurrent protection circuit |
-
1974
- 1974-03-01 DE DE2409798A patent/DE2409798B2/de not_active Ceased
-
1975
- 1975-01-14 AT AT22575A patent/AT337253B/de not_active IP Right Cessation
- 1975-02-19 FI FI750465A patent/FI58414C/fi not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FI58414B (fi) | 1980-09-30 |
| AT337253B (de) | 1977-06-27 |
| FI750465A7 (enExample) | 1975-09-02 |
| ATA22575A (de) | 1976-10-15 |
| FI58414C (fi) | 1981-01-12 |
| DE2409798A1 (de) | 1975-09-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8235 | Patent refused |