CN109273261A - A kind of three terminal patch capacitors of server Switching Power Supply - Google Patents
A kind of three terminal patch capacitors of server Switching Power Supply Download PDFInfo
- Publication number
- CN109273261A CN109273261A CN201811223359.XA CN201811223359A CN109273261A CN 109273261 A CN109273261 A CN 109273261A CN 201811223359 A CN201811223359 A CN 201811223359A CN 109273261 A CN109273261 A CN 109273261A
- Authority
- CN
- China
- Prior art keywords
- terminal
- electrode
- power supply
- switching power
- server switching
- 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.)
- Withdrawn
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 51
- 238000009413 insulation Methods 0.000 claims abstract description 21
- 230000003471 anti-radiation Effects 0.000 claims abstract description 13
- 239000011248 coating agent Substances 0.000 claims abstract description 13
- 238000000576 coating method Methods 0.000 claims abstract description 13
- 238000001816 cooling Methods 0.000 claims abstract description 13
- 230000005611 electricity Effects 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 6
- 230000017525 heat dissipation Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000001914 filtration Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
- H01G2/08—Cooling arrangements; Heating arrangements; Ventilating arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/005—Electrodes
- H01G4/012—Form of non-self-supporting electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/228—Terminals
- H01G4/232—Terminals electrically connecting two or more layers of a stacked or rolled capacitor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/30—Stacked capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/35—Feed-through capacitors or anti-noise capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The present invention relates to a kind of three terminal patch capacitors of server Switching Power Supply, including capacitor ontology, capacitor ontology rear and front end is equipped with electrode terminal, capacitor ontology two sides are equipped with ground terminal, the capacitor ontology includes potsherd, signal electrode, grounding electrode, sound insulation piece, antiradiation coating and cooling fin, two sides are equipped with and alternate the signal electrode and grounding electrode being superposed above and below the potsherd, and outside is connected with sound insulation piece, antiradiation coating is equipped on the outside of the sound insulation piece, cooling fin is equipped on the outside of the antiradiation coating, the electrode terminal is electrically connected signal electrode, the ground terminal is electrically connected grounding electrode, three terminal patch capacitors of the novel server Switching Power Supply improve heat dissipation effect and sound insulation value.
Description
Technical field
The present invention relates to a kind of three terminal patch capacitors of server Switching Power Supply, belong to the filtering of server Switching Power Supply
Technical field.
Background technique
Capacitor is constituted by pressing from both sides one layer of insulation dielectric between two blocks of metal electrodes, electric when adding between two metal electrodes
When pressure, charge will be stored on electrode, capacitor has the function of isolated DC electricity and in circuit by alternating current, is usually used in electricity
Interstage coupling, filtering, signal tuning etc. in road can be used for reducing the high-frequency noise of server Switching Power Supply, server switch electricity
The high-frequency noise in source is always the problem that engineer wants to capture because high-frequency noise be easy to influence surrounding high speed signal and
The logic function etc. of other chips, easily causes the situation of function confusion to plate grade, and heat dissipation is also one for patch capacitor
Item major issue, therefore it provides a kind of three terminal patch capacitors of server Switching Power Supply are very necessary.
Summary of the invention
The purpose of the present invention is to provide a kind of three terminal patch capacitors of server Switching Power Supply, to solve above-mentioned back
The problem of being proposed in scape technology.
To achieve the above object, the invention provides the following technical scheme: a kind of three terminals of server Switching Power Supply paste
Chip capacitor, including capacitor ontology, capacitor ontology rear and front end are equipped with electrode terminal, and capacitor ontology two sides are equipped with ground connection
Terminal, the capacitor ontology include potsherd, signal electrode, grounding electrode, sound insulation piece, antiradiation coating and cooling fin, described
Two sides are equipped with and alternate the signal electrode and grounding electrode being superposed above and below potsherd, and outside is connected with sound insulation piece, institute
It states and is equipped with antiradiation coating on the outside of sound insulation piece, cooling fin is equipped on the outside of the antiradiation coating, the electrode terminal is electrically connected
Signal electrode, the ground terminal are electrically connected grounding electrode.
Further, the motor terminal is equipped with metal connection column far from the side of capacitor ontology.
Further, the number at least two of the grounding electrode, the number of the signal electrode are at least four, and
Uniformly staggeredly it is superposed.
Further, the electrode terminal is equipped with chamfering relative to the side of capacitor ontology, and sets on the capacitor ontology
There is matched stop block.
Further, the sound insulation on piece is equipped with the curve path being staggered.
Further, heat release hole is uniformly provided on the cooling fin.
The beneficial effects of the present invention are: a kind of three terminal patch electricity of server Switching Power Supply according to the present invention
Hold, structure is simple, design rationally, by by signal electrode with grounding electrode is interlaced is superposed, advantageously reduce ESL with
ESR can be radiated by the way that interlaced curve path is arranged in sound insulation on piece, the transmitting of noise can also be reduced, by setting
Cooling fin is set, capacitor heat dissipation effect is improved, by the way that chamfering is arranged on motor terminal, is conducive to fixed motor terminal, makes it not
It is easy to fall off, the problems in above-mentioned background technique of effective solution.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with tool of the invention
Body embodiment is used to explain the present invention together, is not construed as limiting the invention.
Fig. 1 is a kind of overall structure diagram of three terminal patch capacitors of server Switching Power Supply of the present invention；
Fig. 2 is a kind of top view of three terminal patch capacitors of server Switching Power Supply of the present invention；
Fig. 3 is a kind of heat sink structure illustration of three terminal patch capacitors of server Switching Power Supply of the present invention；
Fig. 4 is a kind of sound insulation chip architecture schematic diagram of three terminal patch capacitors of server Switching Power Supply of the present invention.
Figure label: 1, capacitor ontology；2, electrode terminal；3, ground terminal；4, potsherd；5, signal electrode；6, it is grounded
Electrode；7, sound insulation piece；8, antiradiation coating；9, cooling fin；10, metal connection column；11, chamfering；12, stop block；13, curved logical
Road；14, heat release hole.
Specific embodiment
The present invention is further illustrated With reference to embodiment, wherein attached drawing only for illustration,
What is indicated is only schematic diagram, rather than pictorial diagram, should not be understood as the limitation to this patent, tool in order to better illustrate the present invention
Body embodiment, the certain components of attached drawing have omission, zoom in or out, and the size of actual product are not represented, to this field skill
For art personnel, the omitting of some known structures and their instructions in the attached drawings are understandable, based on specific in the present invention
Embodiment, every other specific implementation obtained by those of ordinary skill in the art without making creative efforts
Mode shall fall within the protection scope of the present invention.
Fig. 1-Fig. 4 is please referred to, the present invention provides a kind of technical solution: a kind of three terminal patches of server Switching Power Supply
Capacitor, including capacitor ontology 1,1 rear and front end of capacitor ontology are equipped with electrode terminal 2, and 1 two sides of capacitor ontology are equipped with and connect
Ground terminal 3, the capacitor ontology 1 include potsherd 4, signal electrode 5, grounding electrode 6, sound insulation piece 7, antiradiation coating 8 and dissipate
Backing 9, about 4 two sides of potsherd are equipped with the signal electrode 5 and grounding electrode 6 for alternateing and being superposed, and outside connects
It is connected to sound insulation piece 7, antiradiation coating 8 is equipped on the outside of the sound insulation piece 7, is equipped with cooling fin 9, institute on the outside of the antiradiation coating 8
It states electrode terminal 2 and is electrically connected signal electrode 5, the ground terminal 3 is electrically connected grounding electrode 6.
More specifically, the motor terminal is equipped with metal connection column 10 far from the side of capacitor ontology 1, conveniently connects electricity,
The number at least two of the grounding electrode 6, the number of the signal electrode 5 are at least four, and uniformly staggeredly superposition is set
It sets, the electrode terminal 2 is equipped with chamfering 11 relative to the side of capacitor ontology 1, and the capacitor ontology 1 is equipped with phase therewith
The stop block 12 matched, fixed motor terminal 2, the sound insulation piece 7 are equipped with the curve path 13 being staggered, both can be convenient scattered
Heat also can reduce the transmitting of noise, and heat release hole 14 is uniformly provided on the cooling fin 9, improve heat dissipation effect.
Working principle of the present invention: signal electrode 5 with grounding electrode 6 is interlaced is superposed, reduce residual ESL and ESR,
2 side of electrode terminal setting chamfering 11 is matched with the stop block 12 on capacitor ontology 1, and fixed electrode terminal 2 makes it be not easy to take off
It falls, the curve path 13 of interlaced setting on sound insulation piece 7 can transmit heat, and noise is made slowly to dissipate wherein, reduce
The transmitting of noise is equipped with heat release hole 14 on cooling fin 9, makes outside heat transfer to capacitor, prevents from gathering inside capacitor ontology 1
Collect amount of heat, influences its working performance.
The above are the preferable embodiments of the present invention, and those skilled in the art in the invention can also be to above-mentioned embodiment party
Formula is changed and is modified, and therefore, the invention is not limited to above-mentioned specific embodiment, all those skilled in the art exist
Made any conspicuous improvement, replacement or modification all belong to the scope of protection of the present invention on the basis of the present invention.
Claims (6)
1. a kind of three terminal patch capacitors of server Switching Power Supply, including capacitor ontology (1), which is characterized in that the electricity
Hold ontology (1) rear and front end and be equipped with electrode terminal (2), capacitor ontology (1) two sides are equipped with ground terminal (3), the capacitor
Ontology (1) includes potsherd (4), signal electrode (5), grounding electrode (6), sound insulation piece (7), antiradiation coating (8) and cooling fin
(9), two sides are equipped with and alternate the signal electrode (5) that is superposed and grounding electrode (6) potsherd (4) up and down, and outer
Side is connected with sound insulation piece (7), is equipped with antiradiation coating (8) on the outside of the sound insulation piece (7), is set on the outside of the antiradiation coating (8)
Have cooling fin (9), the electrode terminal (2) is electrically connected signal electrode (5), and the ground terminal (3) is electrically connected ground connection electricity
Pole (6).
2. a kind of three terminal patch capacitors of server Switching Power Supply according to claim 1, it is characterised in that: described
Motor terminal is equipped with metal connection column (10) far from the side of capacitor ontology (1).
3. a kind of three terminal patch capacitors of server Switching Power Supply according to claim 1, it is characterised in that: described
The number at least two of grounding electrode (6), the number of the signal electrode (5) are at least four, and uniformly staggeredly superposition is set
It sets.
4. a kind of three terminal patch capacitors of server Switching Power Supply according to claim 1, it is characterised in that: described
Electrode terminal (2) is equipped with chamfering (11) relative to the side of capacitor ontology (1), and the capacitor ontology (1) is equipped with phase therewith
Matched stop block (12).
5. a kind of three terminal patch capacitors of server Switching Power Supply according to claim 1, it is characterised in that: described
Sound insulation piece (7) is equipped with the curve path (13) being staggered.
6. a kind of three terminal patch capacitors of server Switching Power Supply according to claim 1, it is characterised in that: described
Heat release hole (14) are uniformly provided on cooling fin (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811223359.XA CN109273261A (en) | 2018-10-19 | 2018-10-19 | A kind of three terminal patch capacitors of server Switching Power Supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811223359.XA CN109273261A (en) | 2018-10-19 | 2018-10-19 | A kind of three terminal patch capacitors of server Switching Power Supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109273261A true CN109273261A (en) | 2019-01-25 |
Family
ID=65193970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811223359.XA Withdrawn CN109273261A (en) | 2018-10-19 | 2018-10-19 | A kind of three terminal patch capacitors of server Switching Power Supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109273261A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113614865A (en) * | 2019-02-21 | 2021-11-05 | 凯米特电子公司 | Package for power module with integrated passives |
-
2018
- 2018-10-19 CN CN201811223359.XA patent/CN109273261A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113614865A (en) * | 2019-02-21 | 2021-11-05 | 凯米特电子公司 | Package for power module with integrated passives |
| CN113614865B (en) * | 2019-02-21 | 2023-03-31 | 凯米特电子公司 | Package for power module with integrated passives |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190125 |