JPS5239717Y2 - - Google Patents
Info
- Publication number
- JPS5239717Y2 JPS5239717Y2 JP1972044030U JP4403072U JPS5239717Y2 JP S5239717 Y2 JPS5239717 Y2 JP S5239717Y2 JP 1972044030 U JP1972044030 U JP 1972044030U JP 4403072 U JP4403072 U JP 4403072U JP S5239717 Y2 JPS5239717 Y2 JP S5239717Y2
- Authority
- JP
- Japan
- 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
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
- H02H9/041—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage using a short-circuiting device
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
- G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
- G05F1/565—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor
- G05F1/569—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor for protection
- G05F1/571—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor for protection with overvoltage detector
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S323/00—Electricity: power supply or regulation systems
- Y10S323/901—Starting circuits
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Dc-Dc Converters (AREA)
- Continuous-Control Power Sources That Use Transistors (AREA)
- Transforming Electric Information Into Light Information (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1972044030U JPS5239717Y2 (US07754267-20100713-C00021.png) | 1972-04-14 | 1972-04-14 | |
| US00349728A US3819986A (en) | 1972-04-14 | 1973-04-10 | Excess voltage protecting circuit |
| GB1731473A GB1427065A (en) | 1972-04-14 | 1973-04-11 | Excess voltage protective circuits |
| CA168,708A CA998433A (en) | 1972-04-14 | 1973-04-13 | Excess voltage protecting circuit |
| CA247,182A CA998168A (en) | 1972-04-14 | 1976-03-05 | Excess voltage protecting circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1972044030U JPS5239717Y2 (US07754267-20100713-C00021.png) | 1972-04-14 | 1972-04-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS494925U JPS494925U (US07754267-20100713-C00021.png) | 1974-01-17 |
| JPS5239717Y2 true JPS5239717Y2 (US07754267-20100713-C00021.png) | 1977-09-08 |
Family
ID=12680230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1972044030U Expired JPS5239717Y2 (US07754267-20100713-C00021.png) | 1972-04-14 | 1972-04-14 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3819986A (US07754267-20100713-C00021.png) |
| JP (1) | JPS5239717Y2 (US07754267-20100713-C00021.png) |
| CA (1) | CA998433A (US07754267-20100713-C00021.png) |
| GB (1) | GB1427065A (US07754267-20100713-C00021.png) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3931567A (en) * | 1974-02-08 | 1976-01-06 | Warwick Electronics Inc. | DC power supply with load current regulation |
| US4034281A (en) * | 1974-07-25 | 1977-07-05 | Sanken Electric Company Limited | Direct current power supply with a transistor chopper |
| US3980930A (en) * | 1975-05-01 | 1976-09-14 | Rca Corporation | Protection circuit |
| JPS51130118A (en) * | 1975-05-07 | 1976-11-12 | Matsushita Electric Ind Co Ltd | Device for protecting television receiver |
| DE2656603C2 (de) * | 1975-12-15 | 1989-08-10 | Sanyo Electric Co., Ltd., Moriguchi, Osaka | Geregelte Stromversorgung |
| US4071874A (en) * | 1976-06-28 | 1978-01-31 | Xerox Corporation | Hammer protection circuit |
| US4090123A (en) * | 1976-11-11 | 1978-05-16 | Forbro Design Corp. | Regulated power supply crow-bar protection |
| US4118768A (en) * | 1977-03-21 | 1978-10-03 | Ncr Corporation | Demand controlled preregulating rectifier circuit for power supplies |
| EP0001722A3 (en) * | 1977-10-25 | 1979-05-16 | European Atomic Energy Community (Euratom) | Fast high voltage on-off switch with possibility of voltage regulation, load- and self- protection |
| JPS6024664B2 (ja) * | 1978-07-07 | 1985-06-14 | ソニー株式会社 | スイツチング形電源回路 |
| US4538102A (en) * | 1982-09-10 | 1985-08-27 | Fujitsu Limited | Power supply circuit |
| DE3532383A1 (de) * | 1985-09-11 | 1987-03-19 | Bosch Gmbh Robert | Multizellentransistor |
| US4731655A (en) * | 1986-08-27 | 1988-03-15 | Rca Corporation | Protection circuit for improper line voltage |
| JPH02247708A (ja) * | 1989-03-22 | 1990-10-03 | Canon Inc | 電源回路 |
| US4979067A (en) * | 1989-06-20 | 1990-12-18 | Illinois Tool Works, Inc. | Voltage and current limiting power supply |
| US5959816A (en) * | 1993-09-24 | 1999-09-28 | Anthony, Inc. | Voltage regulator circuit |
| US5745323A (en) * | 1995-06-30 | 1998-04-28 | Analog Devices, Inc. | Electrostatic discharge protection circuit for protecting CMOS transistors on integrated circuit processes |
| US6046896A (en) * | 1995-08-11 | 2000-04-04 | Fijitsu Limited | DC-to-DC converter capable of preventing overvoltage |
| US5751525A (en) * | 1996-01-05 | 1998-05-12 | Analog Devices, Inc. | EOS/ESD Protection circuit for an integrated circuit with operating/test voltages exceeding power supply rail voltages |
| US5917689A (en) * | 1996-09-12 | 1999-06-29 | Analog Devices, Inc. | General purpose EOS/ESD protection circuit for bipolar-CMOS and CMOS integrated circuits |
| US5838146A (en) * | 1996-11-12 | 1998-11-17 | Analog Devices, Inc. | Method and apparatus for providing ESD/EOS protection for IC power supply pins |
| US5831416A (en) * | 1997-12-10 | 1998-11-03 | Galvanix Corporation | Apparatus and method for charging batteries |
| DE10008773A1 (de) * | 2000-02-24 | 2001-08-30 | Hella Kg Hueck & Co | Überspannungsschutzschaltung für den 14V-Zweig eines 42V/14V-Bordnetzes eines Kraftfahrzeuges |
| US6781502B1 (en) * | 2003-05-06 | 2004-08-24 | Semiconductor Components Industries, L.L.C. | Method of forming a protection circuit and structure therefor |
| US7486494B1 (en) * | 2006-08-16 | 2009-02-03 | National Semiconductor Corporation | SCR with a fuse that prevents latchup |
| CN102377162A (zh) * | 2010-08-23 | 2012-03-14 | 鸿富锦精密工业（深圳）有限公司 | 稳压电路结构 |
| AT512623B1 (de) * | 2012-03-06 | 2016-07-15 | Felix Dipl Ing Dr Himmelstoss | Spannungsbegrenzer mit Rückspeisung |
-
1972
- 1972-04-14 JP JP1972044030U patent/JPS5239717Y2/ja not_active Expired
-
1973
- 1973-04-10 US US00349728A patent/US3819986A/en not_active Expired - Lifetime
- 1973-04-11 GB GB1731473A patent/GB1427065A/en not_active Expired
- 1973-04-13 CA CA168,708A patent/CA998433A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3819986A (en) | 1974-06-25 |
| GB1427065A (en) | 1976-03-03 |
| JPS494925U (US07754267-20100713-C00021.png) | 1974-01-17 |
| CA998433A (en) | 1976-10-12 |
