CH630487A5 - Method for producing a metal-oxide varistor having a low voltage rise at a high current density, a varistor produced using this method and use of the same - Google Patents
Method for producing a metal-oxide varistor having a low voltage rise at a high current density, a varistor produced using this method and use of the same Download PDFInfo
- Publication number
- CH630487A5 CH630487A5 CH1628276A CH1628276A CH630487A5 CH 630487 A5 CH630487 A5 CH 630487A5 CH 1628276 A CH1628276 A CH 1628276A CH 1628276 A CH1628276 A CH 1628276A CH 630487 A5 CH630487 A5 CH 630487A5
- Authority
- CH
- Switzerland
- Prior art keywords
- varistor
- ppm
- weight
- gallium
- aluminum
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
- H01C7/105—Varistor cores
- H01C7/108—Metal oxide
- H01C7/112—ZnO type
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermistors And Varistors (AREA)
- Compositions Of Oxide Ceramics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US64578875A | 1975-12-31 | 1975-12-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH630487A5 true CH630487A5 (en) | 1982-06-15 |
Family
ID=24590488
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1628276A CH630487A5 (en) | 1975-12-31 | 1976-12-23 | Method for producing a metal-oxide varistor having a low voltage rise at a high current density, a varistor produced using this method and use of the same |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5292398A (pt) |
AU (1) | AU504734B2 (pt) |
BR (1) | BR7608811A (pt) |
CH (1) | CH630487A5 (pt) |
DE (1) | DE2657805A1 (pt) |
SE (1) | SE7614699L (pt) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0019889A1 (de) * | 1979-05-30 | 1980-12-10 | Siemens Aktiengesellschaft | Zinkoxid-Varistor |
DE3033511C2 (de) * | 1979-09-07 | 1994-09-08 | Tdk Corp | Spannungsabhängiger Widerstand |
JPS5852802A (ja) * | 1981-09-24 | 1983-03-29 | 株式会社明電舎 | 酸化亜鉛非直線抵抗体 |
JPS59117203A (ja) * | 1982-12-24 | 1984-07-06 | 株式会社東芝 | 電圧電流非直線抵抗体 |
DE3619620A1 (de) * | 1986-06-11 | 1987-12-17 | Siemens Ag | Verfahren zur herstellung keramischen zinkoxid-varistormaterials und verwendung des nach diesem verfahren hergestellten materials |
JPS6442803A (en) * | 1987-08-11 | 1989-02-15 | Ngk Insulators Ltd | Voltage-dependent nonlinear resistor |
US4996510A (en) * | 1989-12-08 | 1991-02-26 | Raychem Corporation | Metal oxide varistors and methods therefor |
-
1976
- 1976-12-21 DE DE19762657805 patent/DE2657805A1/de not_active Withdrawn
- 1976-12-22 AU AU20824/76A patent/AU504734B2/en not_active Expired
- 1976-12-23 CH CH1628276A patent/CH630487A5/de not_active IP Right Cessation
- 1976-12-28 BR BR7608811A patent/BR7608811A/pt unknown
- 1976-12-29 SE SE7614699A patent/SE7614699L/ not_active Application Discontinuation
- 1976-12-30 JP JP16096276A patent/JPS5292398A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS5292398A (en) | 1977-08-03 |
AU504734B2 (en) | 1979-10-25 |
DE2657805A1 (de) | 1977-07-07 |
BR7608811A (pt) | 1977-10-25 |
AU2082476A (en) | 1978-06-29 |
SE7614699L (sv) | 1977-07-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |