CN107195458A - It is a kind of to reduce the radio frequency multilayer ceramic capacitor chamfer angle technique of equivalent series resistance - Google Patents
It is a kind of to reduce the radio frequency multilayer ceramic capacitor chamfer angle technique of equivalent series resistance Download PDFInfo
- Publication number
- CN107195458A CN107195458A CN201710417366.2A CN201710417366A CN107195458A CN 107195458 A CN107195458 A CN 107195458A CN 201710417366 A CN201710417366 A CN 201710417366A CN 107195458 A CN107195458 A CN 107195458A
- Authority
- CN
- China
- Prior art keywords
- ceramic body
- series resistance
- equivalent series
- capacitor
- radio frequency
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/018—Dielectrics
- H01G4/06—Solid dielectrics
- H01G4/08—Inorganic dielectrics
- H01G4/12—Ceramic dielectrics
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/30—Stacked capacitors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Ceramic Capacitors (AREA)
Abstract
The radio frequency multilayer ceramic capacitor chamfer angle technique of equivalent series resistance is reduced the invention discloses a kind of, is situated between by following mill and ceramic body proportioning is：Quartz sand：Carborundum powder：Alumina balls：Deionized water：Capacitance ceramic body=（360±30）g:（800±40）g:（500±30）g:（500±50）g:（1000±300）g；Rotating speed/time is defined as：The first step：20r/min/10min；Second step：60r/min/60min；3rd step：150r/min/210min.Mill is situated between and ceramic body requires as follows：The mesh of quartz sand 120, the mesh of carborundum powder 800, alumina balls diameter 3mm, 1608~5764mm of capacitance ceramic body.Of the invention to strengthen interior electrode leakage degree by proportioning and egulation rotating speed chamfering, the connection of capacitor inner and outer electrodes is more abundant, reduces the contact resistance of capacitor inner and outer electrodes, the equivalent series resistance of reduction capacitor.
Description
Technical field
The present invention relates to multilayer ceramic capacitor technical field, more particularly to a kind of radio frequency for reducing equivalent series resistance are many
Layer ceramic capacitor chamfer angle technique.
Background technology
Multilayer ceramic capacitor has big specific volume, small volume, equivalent series resistance is small, nonpolarity, inductance is low, moisture resistance
It is good, frequency characteristic is good, loss is low, reliability is high, capacitance stability is good, excellent combination property the characteristics of, be widely used in
The fields such as communication, computer, space flight, aviation, electronics, weapons.When using in frequency microwave or more frequency range, generally require more
The product of low ESR, to ensure in the relatively low energy loss of high frequency condition.
The content of the invention
The radio frequency multilayer ceramic capacitor chamfer angle technique of equivalent series resistance is reduced it is an object of the invention to provide a kind of,
The chamfer angle technique can improve chamfering efficiency, and the corner of reduction capacitor, which lacks, to be split, it is ensured that the exposed effect of electrode in capacitor, reduction
The contact resistance of interior electrode and external electrode, reduces the equivalent series resistance of capacitor.
The purpose of the present invention and solve its technical problem underlying using following technical scheme to realize：One kind reduction etc.
The radio frequency multilayer ceramic capacitor chamfer angle technique of series resistance is imitated, is comprised the following steps：It is situated between by following mill：Quartz sand, carbonization
Silica flour, alumina balls, deionized water, and capacitance ceramic body is by proportioning and the regulation chamfering of rotating speed/time, it is characterised in that institute
It is quartz sand to state proportioning：Carborundum powder：Alumina balls：Deionized water：Capacitance ceramic body=（360±30）g:（800±40）g:
（500±30）g:（500±50）g:（1000±300）g；Rotating speed/time is defined as：The first step：20r/min /
10min；Second step：60 r/min / 60min；3rd step：150 r/min / 210min.
A kind of radio frequency multilayer ceramic capacitor chamfer angle technique of above-mentioned reduction equivalent series resistance, wherein：To mill Jie's stone
Sand, carborundum powder, alumina balls, the size progress of deionized water and capacitance ceramic body require as follows：The mesh of quartz sand 120, carbon
The mesh of SiClx powder 800, alumina balls diameter 3mm, the mm of capacitance ceramic body 1608~5764, deionized water no requirement (NR).
The present invention has clear advantage and beneficial effect compared with prior art.From above technical scheme, this hair
It is bright to have the characteristics that：
1st, the size to mill Jie's quartz sand, carborundum powder, alumina balls, deionized water and capacitance ceramic body is required, makes mill
Jie is more uniformly distributed densification.
2nd, mixed by proportioning, the filling for grinding Jie is more close and uniform, and density and viscosity resistance are more moderate.
3rd, by different time/rotating speed substep chamfering, chamfering efficiency can be improved, the corner of reduction capacitor, which lacks, to be split, it is ensured that
The exposed effect of electrode in capacitor.
4th, the contact resistance of electrode and external electrode, reduces the equivalent series resistance of capacitor in reducing, and capacitor can make
Used in higher frequency range.
Embodiment
Below in conjunction with preferred embodiment, to according to a kind of radio frequency multilayer porcelain of reduction equivalent series resistance proposed by the present invention
Dielectric container chamfer angle technique embodiment, structure, feature and its effect, are described in detail as after.
It is a kind of to reduce the radio frequency multilayer ceramic capacitor chamfer angle technique of equivalent series resistance, comprise the following steps：By with
Lower mill is situated between：Quartz sand, carborundum powder, alumina balls, deionized water, and capacitance ceramic body is by proportioning and the regulation of rotating speed/time
Chamfering, it is characterised in that the proportioning is quartz sand：Carborundum powder：Alumina balls：Deionized water：Capacitance ceramic body=（360
±30）g:（800±40）g:（500±30）g:（500±50）g:（1000±300）g；Rotating speed/time is defined as：The
One step：20r/min / 10min；Second step：60 r/min / 60min；3rd step：150 r/min / 210min.
A kind of radio frequency multilayer ceramic capacitor chamfer angle technique of above-mentioned reduction equivalent series resistance, wherein：To mill Jie's stone
Sand, carborundum powder, alumina balls, the size progress of deionized water and capacitance ceramic body require as follows：The mesh of quartz sand 120, carbon
The mesh of SiClx powder 800, alumina balls diameter 3mm, the mm of capacitance ceramic body 1608~5764, deionized water no requirement (NR).
A kind of radio frequency multilayer ceramic capacitor chamfer angle technique table such as following table of above-mentioned reduction equivalent series resistance：
Following table illustrates that the present invention can make the equivalent series resistance of capacitor by carrying out experimental data contrast with former chamfer angle technique
Reduce the m Ω of 30m Ω~100.
In summary, the invention has the characteristics that：
1st, the size to mill Jie's quartz sand, carborundum powder, alumina balls, deionized water and capacitance ceramic body is required, makes mill
Jie is more uniformly distributed densification.
2nd, mixed by proportioning, the filling for grinding Jie is more close and uniform, and density and viscosity resistance are more moderate.
3rd, by different time/rotating speed substep chamfering, chamfering efficiency can be improved, the corner of reduction capacitor, which lacks, to be split, it is ensured that
The exposed effect of electrode in capacitor.
4th, the contact resistance of electrode and external electrode, reduces the equivalent series resistance of capacitor in reducing, and capacitor can make
Used in higher frequency range.
5th, the present invention can make the equivalent series resistance of capacitor reduce the m Ω of 30m Ω~100.
The above described is only a preferred embodiment of the present invention, not making any formal limitation to the present invention, appoint
What is without departing from technical solution of the present invention content, and what the technical spirit according to the present invention was made to above example any simply repaiies
Change, equivalent variations and modification, in the range of still falling within technical solution of the present invention.
Claims (2)
1. a kind of reduce the radio frequency multilayer ceramic capacitor chamfer angle technique of equivalent series resistance, it is situated between by following mill：Quartz sand, carbon
SiClx powder, alumina balls, deionized water, and capacitance ceramic body is by proportioning and the regulation chamfering of rotating speed/time, it is characterised in that：
The proportioning is quartz sand：Carborundum powder：Alumina balls：Deionized water：Capacitance ceramic body=360 ± 30g: 800±40g:500
±30g:500±50g:1000±300g；Rotating speed/time is defined as：The first step：20r/min / 10min；Second
Step：60 r/min / 60min；3rd step：150 r/min / 210min.
2. a kind of radio frequency multilayer ceramic capacitor chamfer angle technique of reduction equivalent series resistance as claimed in claim 1, it is special
Levy and be：Size to mill Jie's quartz sand, carborundum powder, alumina balls, deionized water and capacitance ceramic body carries out requiring as follows：
The mesh of quartz sand 120, the mesh of carborundum powder 800, alumina balls diameter 3mm, the mm of capacitance ceramic body 1608~5764, deionized water without
It is required that.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710417366.2A CN107195458A (en) | 2017-06-06 | 2017-06-06 | It is a kind of to reduce the radio frequency multilayer ceramic capacitor chamfer angle technique of equivalent series resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710417366.2A CN107195458A (en) | 2017-06-06 | 2017-06-06 | It is a kind of to reduce the radio frequency multilayer ceramic capacitor chamfer angle technique of equivalent series resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107195458A true CN107195458A (en) | 2017-09-22 |
Family
ID=59877052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710417366.2A Pending CN107195458A (en) | 2017-06-06 | 2017-06-06 | It is a kind of to reduce the radio frequency multilayer ceramic capacitor chamfer angle technique of equivalent series resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107195458A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH097877A (en) * | 1995-04-18 | 1997-01-10 | Rohm Co Ltd | Multilayered ceramic chip capacitor and manufacture thereof |
| CN102642170A (en) * | 2012-05-07 | 2012-08-22 | 广东风华高新科技股份有限公司 | Multilayer ceramic capacitor grinding process and application of multilayer ceramic capacitor grinding process |
| CN105161301A (en) * | 2015-09-22 | 2015-12-16 | 广东风华高新科技股份有限公司 | Method for manufacturing multilayer ceramic capacitor |
| CN105185588A (en) * | 2015-09-22 | 2015-12-23 | 广东风华高新科技股份有限公司 | Preparation method of multilayer ceramic capacitor |
-
2017
- 2017-06-06 CN CN201710417366.2A patent/CN107195458A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH097877A (en) * | 1995-04-18 | 1997-01-10 | Rohm Co Ltd | Multilayered ceramic chip capacitor and manufacture thereof |
| CN102642170A (en) * | 2012-05-07 | 2012-08-22 | 广东风华高新科技股份有限公司 | Multilayer ceramic capacitor grinding process and application of multilayer ceramic capacitor grinding process |
| CN105161301A (en) * | 2015-09-22 | 2015-12-16 | 广东风华高新科技股份有限公司 | Method for manufacturing multilayer ceramic capacitor |
| CN105185588A (en) * | 2015-09-22 | 2015-12-23 | 广东风华高新科技股份有限公司 | Preparation method of multilayer ceramic capacitor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6762925B2 (en) | Ceramic electronic component and method for making the same | |
| CN110171963B (en) | Low-temperature co-fired ceramic microwave and millimeter wave dielectric powder | |
| CN106587987A (en) | C0G microwave dielectric material, preparation method thereof, and preparation method of ceramic material | |
| CN104341144B (en) | Low-temperature sintering C0G characteristic microwave dielectric material and preparation method thereof | |
| JP5855605B2 (en) | Multilayer ceramic parts | |
| CN102354599A (en) | Preparation method for temperature compensation type multi-layer ceramic chip capacitor | |
| CN102964122A (en) | Dielectric ceramic composite and manufacturing method of electronic element thereof | |
| CN102992756B (en) | X8R-type capacitor ceramic material with high dielectric constant and preparation method thereof | |
| CN106631002A (en) | Dielectric material for Mg-Zn-Ti-based radio-frequency MLCC (multi-layer ceramic capacitor) and preparation method of dielectric material | |
| CN105314980A (en) | Preparation method for low-temperature-one-time-sintered grain-boundary-layer ceramic substrate | |
| CN103833351B (en) | Microwave dielectric ceramic and preparation method thereof | |
| CN107195458A (en) | It is a kind of to reduce the radio frequency multilayer ceramic capacitor chamfer angle technique of equivalent series resistance | |
| JP3204933B2 (en) | Ceramic electronic component and its manufacturing method | |
| WO2018097924A1 (en) | Inductor interconnect | |
| CN104291810B (en) | The preparation method of X9R type laminated ceramic capacitor dielectric material | |
| CN104291809B (en) | A kind of preparation method of ultrahigh temperature multi-layer ceramic condenser dielectric | |
| CN105218089A (en) | The electrical condenser of a kind of barium titanate ceramic dielectric material and gained | |
| CN104445231B (en) | A kind of silicate nano powder body with lower sintering temperature and preparation method thereof | |
| CN105399413B (en) | A kind of low-k, low-loss microwave-medium ceramics and preparation method | |
| CN107226696A (en) | X7R types BaTiO3Based capacitor ceramic material and preparation method thereof | |
| KR101994706B1 (en) | Manufacturing method of glass frit and paste composition for external electrode using the same | |
| CN103560008A (en) | Adhesive removing technology for manufacturing anode block of tantalum capacitor | |
| CN103073305A (en) | Sintering additive composition and dielectric ceramic composition, and applications thereof | |
| CN114093668A (en) | Medium-dielectric-constant low-temperature co-fired dielectric ceramic for multilayer ceramic capacitor and preparation method thereof | |
| CN207895958U (en) | A kind of 3-dimensional multi-layered meander configuration inductance of new structural LTCC |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170922 |
|
| WD01 | Invention patent application deemed withdrawn after publication |