IT1239601B - Disposizione circuitale per la protezione contro transitori di tensione provenienti dal carico in circuiti a rele' a stato solido. - Google Patents
Disposizione circuitale per la protezione contro transitori di tensione provenienti dal carico in circuiti a rele' a stato solido.Info
- Publication number
- IT1239601B IT1239601B IT47671A IT4767190A IT1239601B IT 1239601 B IT1239601 B IT 1239601B IT 47671 A IT47671 A IT 47671A IT 4767190 A IT4767190 A IT 4767190A IT 1239601 B IT1239601 B IT 1239601B
- Authority
- IT
- Italy
- Prior art keywords
- transitors
- load
- solid state
- protection against
- state relay
- Prior art date
Links
Classifications
-
- 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
- H03K17/0822—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in field-effect transistor switches
-
- 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
- H03K17/081—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit
- H03K17/0812—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the control circuit
- H03K17/08122—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the control circuit in field-effect transistor switches
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/78—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
- H03K17/785—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling field-effect transistor switches
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/316,406 US4916572A (en) | 1989-02-27 | 1989-02-27 | Circuitry for protecting against load voltage transients in solid state relay circuits |
Publications (3)
Publication Number | Publication Date |
---|---|
IT9047671A0 IT9047671A0 (it) | 1990-02-23 |
IT9047671A1 IT9047671A1 (it) | 1990-08-28 |
IT1239601B true IT1239601B (it) | 1993-11-11 |
Family
ID=23228910
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT47671A IT1239601B (it) | 1989-02-27 | 1990-02-23 | Disposizione circuitale per la protezione contro transitori di tensione provenienti dal carico in circuiti a rele' a stato solido. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4916572A (it) |
JP (1) | JPH02266614A (it) |
DE (1) | DE4005808A1 (it) |
FR (1) | FR2645689A1 (it) |
GB (1) | GB2229335A (it) |
IT (1) | IT1239601B (it) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02117211A (ja) * | 1988-10-27 | 1990-05-01 | Fujitsu Ltd | 半導体装置 |
US5221847A (en) * | 1992-06-26 | 1993-06-22 | At&T Bell Laboratories | Break-before-make control for form C solid-state relays with current limiter bypass |
US5333105A (en) * | 1993-05-27 | 1994-07-26 | Eaton Corporation | Transient voltage protector |
US6054365A (en) * | 1998-07-13 | 2000-04-25 | International Rectifier Corp. | Process for filling deep trenches with polysilicon and oxide |
US6718415B1 (en) * | 1999-05-14 | 2004-04-06 | Acqis Technology, Inc. | Computer system and method including console housing multiple computer modules having independent processing units, mass storage devices, and graphics controllers |
EP2384091A1 (en) * | 2010-04-21 | 2011-11-02 | Osram AG | Power supply circuit for light sources, such as lighting LED systems |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4210829A (en) * | 1978-10-02 | 1980-07-01 | National Semiconductor Corporation | Power up circuit with high noise immunity |
US4315168A (en) * | 1979-10-05 | 1982-02-09 | Hitachi, Ltd. | Semiconductor switch |
JPS6048106B2 (ja) * | 1979-12-24 | 1985-10-25 | 富士通株式会社 | 半導体集積回路 |
JPS583285A (ja) * | 1981-06-30 | 1983-01-10 | Fujitsu Ltd | 半導体集積回路の保護装置 |
DE3202319A1 (de) * | 1982-01-26 | 1983-07-28 | Siemens AG, 1000 Berlin und 8000 München | Schutzschaltung fuer einen leistungstransistor |
US4424544A (en) * | 1982-02-09 | 1984-01-03 | Bell Telephone Laboratories, Incorporated | Optically toggled bidirectional switch |
SE448333B (sv) * | 1982-02-18 | 1987-02-09 | Ericsson Telefon Ab L M | Elektronisk sekring ingaende i ett distributionssystem for likstrom |
US4566052A (en) * | 1982-07-28 | 1986-01-21 | Reliance Electric Company | Overvoltage protection circuit for power supply |
DE3366617D1 (en) * | 1982-10-12 | 1986-11-06 | Nissan Motor | A semiconductor switching circuit with an overcurrent protection |
SE435436B (sv) * | 1983-02-16 | 1984-09-24 | Asea Ab | Tvapoligt overstromsskydd |
GB8321549D0 (en) * | 1983-08-10 | 1983-09-14 | British Telecomm | Electronic switch |
JPS6066049U (ja) * | 1983-10-12 | 1985-05-10 | 日本電気株式会社 | C−mos型電界効果トランジスタ |
NL8400225A (nl) * | 1984-01-25 | 1985-08-16 | Philips Nv | Schakeling voor het opwekken van de programmeerspanning van een uitwisbaar leesgeheugen. |
US4581540A (en) * | 1984-03-16 | 1986-04-08 | Teledyne Industries, Inc. | Current overload protected solid state relay |
US4573099A (en) * | 1984-06-29 | 1986-02-25 | At&T Bell Laboratories | CMOS Circuit overvoltage protection |
CA1253915A (en) * | 1984-07-05 | 1989-05-09 | Kazuhiro Sato | Overcurrent protection circuit |
JPS622717A (ja) * | 1985-06-28 | 1987-01-08 | Hayashibara Takeshi | 突入電流制限回路 |
US4755697A (en) * | 1985-07-17 | 1988-07-05 | International Rectifier Corporation | Bidirectional output semiconductor field effect transistor |
US4691129A (en) * | 1986-03-19 | 1987-09-01 | Siemens Aktiengesellschaft | Drive circuit for a power MOSFET with source-side load |
US4893158A (en) * | 1987-06-22 | 1990-01-09 | Nissan Motor Co., Ltd. | MOSFET device |
US4924344A (en) * | 1989-02-27 | 1990-05-08 | Teledyne Industries, Inc. | Circuitry for protection against electromotively-induced voltage transients in solid state relay circuits |
-
1989
- 1989-02-27 US US07/316,406 patent/US4916572A/en not_active Expired - Lifetime
-
1990
- 1990-02-23 IT IT47671A patent/IT1239601B/it active IP Right Grant
- 1990-02-23 DE DE4005808A patent/DE4005808A1/de not_active Withdrawn
- 1990-02-26 GB GB9004281A patent/GB2229335A/en not_active Withdrawn
- 1990-02-26 FR FR9002368A patent/FR2645689A1/fr active Pending
- 1990-02-27 JP JP2044698A patent/JPH02266614A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US4916572A (en) | 1990-04-10 |
IT9047671A1 (it) | 1990-08-28 |
GB9004281D0 (en) | 1990-04-18 |
FR2645689A1 (fr) | 1990-10-12 |
JPH02266614A (ja) | 1990-10-31 |
IT9047671A0 (it) | 1990-02-23 |
DE4005808A1 (de) | 1990-08-30 |
GB2229335A (en) | 1990-09-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted |