DE2252416C3 - Verfahren zur Herstellung eines Halbleiterwiderstandes, insbesondere eines Thermistors - Google Patents
Verfahren zur Herstellung eines Halbleiterwiderstandes, insbesondere eines ThermistorsInfo
- Publication number
- DE2252416C3 DE2252416C3 DE19722252416 DE2252416A DE2252416C3 DE 2252416 C3 DE2252416 C3 DE 2252416C3 DE 19722252416 DE19722252416 DE 19722252416 DE 2252416 A DE2252416 A DE 2252416A DE 2252416 C3 DE2252416 C3 DE 2252416C3
- Authority
- DE
- Germany
- Prior art keywords
- zones
- resistance
- transition zones
- zone
- resistor
- 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.)
- Expired
Links
- 239000004065 semiconductor Substances 0.000 title claims description 13
- 238000004519 manufacturing process Methods 0.000 title claims description 12
- 238000000034 method Methods 0.000 claims description 25
- 230000007704 transition Effects 0.000 claims description 15
- 229910052709 silver Inorganic materials 0.000 claims description 6
- 239000004332 silver Substances 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 2
- 238000007650 screen-printing Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 description 9
- 238000005259 measurement Methods 0.000 description 8
- 239000010408 film Substances 0.000 description 6
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 239000007772 electrode material Substances 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 238000002679 ablation Methods 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000002301 combined effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
- H01C17/22—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming
- H01C17/24—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming by removing or adding resistive material
- H01C17/245—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming by removing or adding resistive material by mechanical means, e.g. sand blasting, cutting, ultrasonic treatment
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Apparatuses And Processes For Manufacturing Resistors (AREA)
- Thermistors And Varistors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB5127571 | 1971-11-04 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2252416A1 DE2252416A1 (de) | 1973-05-10 |
| DE2252416B2 DE2252416B2 (de) | 1978-03-23 |
| DE2252416C3 true DE2252416C3 (de) | 1978-11-30 |
Family
ID=10459365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19722252416 Expired DE2252416C3 (de) | 1971-11-04 | 1972-10-25 | Verfahren zur Herstellung eines Halbleiterwiderstandes, insbesondere eines Thermistors |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2252416C3 (enExample) |
| FR (1) | FR2158545B1 (enExample) |
| GB (1) | GB1308584A (enExample) |
-
1971
- 1971-11-04 GB GB1308584D patent/GB1308584A/en not_active Expired
-
1972
- 1972-10-25 DE DE19722252416 patent/DE2252416C3/de not_active Expired
- 1972-11-06 FR FR7239126A patent/FR2158545B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2158545A1 (enExample) | 1973-06-15 |
| FR2158545B1 (enExample) | 1976-04-23 |
| GB1308584A (en) | 1973-02-21 |
| DE2252416B2 (de) | 1978-03-23 |
| DE2252416A1 (de) | 1973-05-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |