JPS61187467U - - Google Patents
Info
- Publication number
- JPS61187467U JPS61187467U JP7121585U JP7121585U JPS61187467U JP S61187467 U JPS61187467 U JP S61187467U JP 7121585 U JP7121585 U JP 7121585U JP 7121585 U JP7121585 U JP 7121585U JP S61187467 U JPS61187467 U JP S61187467U
- Authority
- JP
- Japan
- Prior art keywords
- overvoltage
- detection section
- overvoltage detection
- output
- detects
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
Landscapes
- Measurement Of Current Or Voltage (AREA)
- Emergency Protection Circuit Devices (AREA)
Description
第１図は本考案に係る過電圧検出回路を組み込
んだ電源装置の一実施例を示す部分回路図、第２
図は従来技術を示す回路図である。
１２……電源本体、１４……過電圧保護回路、
１８……第１の過電圧検出部、２０……第２の過
電圧検出部、ＺＤ１，ＺＤ２……ツエナーダイオ
ード、ｒ１，ｒ２……ラインインピーダンス、Ｒ
Ｌ……負荷。
FIG. 1 is a partial circuit diagram showing an embodiment of a power supply device incorporating an overvoltage detection circuit according to the present invention, and FIG.
The figure is a circuit diagram showing a conventional technique. 12...Power supply body, 14...Overvoltage protection circuit,
18...First overvoltage detection section, 20...Second overvoltage detection section, ZD1 , ZD2 ...Zener diode, r1 , r2 ...Line impedance, R
L...Load.
Claims (1)
電圧検出部と、負荷の両端での過電圧を検出する
第２の過電圧検出部とを備え、それらがオア出力
を生じるように接続して該オア出力を過電圧保護
回路に供給するようにし、前記第１の過電圧検出
部の過電圧設定値を第２の過電圧検出部の過電圧
設定値よりも絶対値において高くしたことを特徴
とする過電圧検出回路。 A first overvoltage detection section that detects overvoltage between the output terminals of the power supply and a second overvoltage detection section that detects overvoltage between both ends of the load are provided, and they are connected so as to generate an OR output. An overvoltage detection circuit, characterized in that an OR output is supplied to an overvoltage protection circuit, and the overvoltage setting value of the first overvoltage detection section is set higher in absolute value than the overvoltage setting value of the second overvoltage detection section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985071215U JPH082620Y2 (en) | 1985-05-14 | 1985-05-14 | Overvoltage detection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985071215U JPH082620Y2 (en) | 1985-05-14 | 1985-05-14 | Overvoltage detection circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61187467U true JPS61187467U (en) | 1986-11-21 |
| JPH082620Y2 JPH082620Y2 (en) | 1996-01-29 |
Family
ID=30608497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985071215U Expired - Lifetime JPH082620Y2 (en) | 1985-05-14 | 1985-05-14 | Overvoltage detection circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH082620Y2 (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9177368B2 (en) | 2007-12-17 | 2015-11-03 | Nvidia Corporation | Image distortion correction |
| US9307213B2 (en) | 2012-11-05 | 2016-04-05 | Nvidia Corporation | Robust selection and weighting for gray patch automatic white balancing |
| US9379156B2 (en) | 2008-04-10 | 2016-06-28 | Nvidia Corporation | Per-channel image intensity correction |
| US9414052B2 (en) | 2009-04-16 | 2016-08-09 | Nvidia Corporation | Method of calibrating an image signal processor to overcome lens effects |
| US9418400B2 (en) | 2013-06-18 | 2016-08-16 | Nvidia Corporation | Method and system for rendering simulated depth-of-field visual effect |
| US9508318B2 (en) | 2012-09-13 | 2016-11-29 | Nvidia Corporation | Dynamic color profile management for electronic devices |
| JP2021526784A (en) * | 2018-06-13 | 2021-10-07 | フェニックス コンタクト ゲーエムベーハー ウント コムパニー カーゲー | Multi-stage protection device for overcurrent and overvoltage protected transfer of electrical energy |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52103402U (en) * | 1976-02-04 | 1977-08-05 | ||
| JPS55131513U (en) * | 1979-03-14 | 1980-09-17 |
-
1985
- 1985-05-14 JP JP1985071215U patent/JPH082620Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52103402U (en) * | 1976-02-04 | 1977-08-05 | ||
| JPS55131513U (en) * | 1979-03-14 | 1980-09-17 |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9177368B2 (en) | 2007-12-17 | 2015-11-03 | Nvidia Corporation | Image distortion correction |
| US9379156B2 (en) | 2008-04-10 | 2016-06-28 | Nvidia Corporation | Per-channel image intensity correction |
| US9414052B2 (en) | 2009-04-16 | 2016-08-09 | Nvidia Corporation | Method of calibrating an image signal processor to overcome lens effects |
| US9508318B2 (en) | 2012-09-13 | 2016-11-29 | Nvidia Corporation | Dynamic color profile management for electronic devices |
| US9307213B2 (en) | 2012-11-05 | 2016-04-05 | Nvidia Corporation | Robust selection and weighting for gray patch automatic white balancing |
| US9418400B2 (en) | 2013-06-18 | 2016-08-16 | Nvidia Corporation | Method and system for rendering simulated depth-of-field visual effect |
| JP2021526784A (en) * | 2018-06-13 | 2021-10-07 | フェニックス コンタクト ゲーエムベーハー ウント コムパニー カーゲー | Multi-stage protection device for overcurrent and overvoltage protected transfer of electrical energy |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH082620Y2 (en) | 1996-01-29 |