CN117578851A - 开关电源装置及其集成控制电路 - Google Patents
开关电源装置及其集成控制电路 Download PDFInfo
- Publication number
- CN117578851A CN117578851A CN202210942244.6A CN202210942244A CN117578851A CN 117578851 A CN117578851 A CN 117578851A CN 202210942244 A CN202210942244 A CN 202210942244A CN 117578851 A CN117578851 A CN 117578851A
- Authority
- CN
- China
- Prior art keywords
- control circuit
- circuit
- frequency
- signal
- abnormality detection
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims abstract description 174
- 230000005856 abnormality Effects 0.000 claims abstract description 79
- 230000009471 action Effects 0.000 claims description 12
- 238000000034 method Methods 0.000 abstract description 10
- 238000010586 diagram Methods 0.000 description 25
- 230000002159 abnormal effect Effects 0.000 description 19
- 239000003990 capacitor Substances 0.000 description 17
- 238000004804 winding Methods 0.000 description 15
- 238000009499 grossing Methods 0.000 description 12
- 230000006870 function Effects 0.000 description 8
- 238000012937 correction Methods 0.000 description 6
- 238000007562 laser obscuration time method Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 230000020169 heat generation Effects 0.000 description 4
- 102100029469 WD repeat and HMG-box DNA-binding protein 1 Human genes 0.000 description 3
- 101710097421 WD repeat and HMG-box DNA-binding protein 1 Proteins 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- 230000001052 transient effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
-
- 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
- H02H7/1203—Circuits independent of the type of conversion
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0009—Devices or circuits for detecting current in a converter
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
- H02M1/327—Means for protecting converters other than automatic disconnection against abnormal temperatures
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210942244.6A CN117578851A (zh) | 2022-08-08 | 2022-08-08 | 开关电源装置及其集成控制电路 |
| JP2023102118A JP2024023132A (ja) | 2022-08-08 | 2023-06-22 | スイッチング電源装置および集積制御回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210942244.6A CN117578851A (zh) | 2022-08-08 | 2022-08-08 | 开关电源装置及其集成控制电路 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117578851A true CN117578851A (zh) | 2024-02-20 |
Family
ID=89883115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210942244.6A Pending CN117578851A (zh) | 2022-08-08 | 2022-08-08 | 开关电源装置及其集成控制电路 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2024023132A (ja) |
| CN (1) | CN117578851A (ja) |
-
2022
- 2022-08-08 CN CN202210942244.6A patent/CN117578851A/zh active Pending
-
2023
- 2023-06-22 JP JP2023102118A patent/JP2024023132A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JP2024023132A (ja) | 2024-02-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication |