CN210743794U - High-voltage-resistant radio frequency surge suppression X2Capacitor with a capacitor element - Google Patents
High-voltage-resistant radio frequency surge suppression X2Capacitor with a capacitor element Download PDFInfo
- Publication number
- CN210743794U CN210743794U CN201920289941.XU CN201920289941U CN210743794U CN 210743794 U CN210743794 U CN 210743794U CN 201920289941 U CN201920289941 U CN 201920289941U CN 210743794 U CN210743794 U CN 210743794U
- Authority
- CN
- China
- Prior art keywords
- capacitor
- radio frequency
- shell
- capacitor core
- suppression
- 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 - Fee Related
Links
Images
Abstract
The utility model discloses a resistant heightSuppression of RF spikes X2The capacitor comprises a capacitor outer shell, a capacitor core and a pin end positioned at the uppermost end of the shell; the capacitor shell body completely surrounds the capacitor core body, and a wave suppression dielectric shielding layer is arranged between the capacitor shell body and the capacitor core body through fusion; the utility model discloses high pressure resistant radio frequency surge restraines X2The capacitor has the advantages that the strength of restraining high-voltage inrush waves is improved more by the ferrosilicon ferrite magnetic material thin film layer arranged outside the capacitor core layer, and the capacitor has good compression resistance, insulation and flame-retardant effects, is small in size, has good self-healing property, strong moisture resistance, excellent overvoltage resistance, reasonable design, simple and convenient inner structure and process and is suitable for wide popularization.
Description
Technical Field
The utility model relates to a condenser especially relates to a high pressure resistant radio frequency surge restraines X2A capacitor; belongs to the field of electronics and electrics.
Background
In an electronic circuit including a capacitor, a surge current which is hundreds of times higher than a normal working current is generated at the moment of closing a switch, a resistor zero-power resistor is generally adopted to reduce the surge current and even inhibit the surge current, but the defects are that the temperature of the resistor is continuously increased along with the influence on the circuit, and high-voltage radio frequency surge is resisted to inhibit X2The presence of the capacitor ameliorates this phenomenon.
Disclosure of Invention
Technical problem to be solved
In order to solve the above problem, the utility model provides a high pressure resistant radio frequency surge restraines X2And a capacitor.
(II) technical scheme
The utility model discloses a high pressure resistant radio frequency surge restraines X2The capacitor comprises a capacitor outer shell, a capacitor core and a pin end positioned at the uppermost end of the shell; the capacitor shell body completely surrounds the capacitor core body, and a wave suppression dielectric shielding layer is arranged between the capacitor shell body and the capacitor core body through melting and pouring.
Furthermore, the capacitor core comprises a plurality of layers of metalized polypropylene organic films and metal foil films, wherein the surfaces of the metalized polypropylene organic films and the metal foil films are coated with silver powder layers, the silver powder layers and the metal foil films are laminated one by one to form electrode sheets, and then the electrode sheets are rolled, pressed and cast to form a rectangular structure.
Furthermore, the capacitor outer shell is made of flame-retardant PBT plastic, and the flame-retardant PBT plastic and the pin end are packaged through epoxy resin.
Furthermore, the pin end is a tinned copper clad steel wire CP wire or a tinned copper wire, and the bottom end of the pin is soldered with the capacitor core.
Furthermore, the wave suppression medium shielding layer is filled with a silicon ferrite magnetic material film in a surrounding mode, and the thickness of the whole layer is 0.2-0.5 mm.
(III) advantageous effects
Compared with the prior art, the utility model, it has following beneficial effect: the utility model discloses a high pressure resistant radio frequency surge restraines X2The capacitor has the advantages that the strength of restraining high-voltage inrush waves is improved through the silicon ferrite magnetic material film layer arranged outside the capacitor core layer, and the capacitor has good compression resistance, insulation and flame-retardant effects, is reasonable in design, simple in internal structure and simple and convenient in process, and is suitable for wide popularization.
Drawings
Fig. 1 is a schematic cross-sectional structure of the present invention.
Fig. 2 is a schematic view of the whole axial measurement structure of the present invention.
1-a pin end; 2-a capacitive core; 201-metallized polypropylene organic film; 202-metal foil film; 3-wave suppression dielectric shielding layer; 4-capacitor outer housing.
Detailed Description
A high voltage resistant RF surge suppression X as shown in the attached drawing2The capacitor comprises a capacitor outer shell 4, a capacitor core 2 and a pin end 1 positioned at the uppermost end of the shell; the capacitor shell 4 completely surrounds the capacitor core 2, and a wave suppression dielectric shielding layer 3 is arranged between the capacitor shell and the capacitor core through melting and pouring.
The capacitor core body 2 comprises a plurality of layers of metalized polypropylene organic films 201 and metal foil films 202, wherein the surfaces of the metalized polypropylene organic films 201 and the metal foil films 202 are coated with silver powder layers, the silver powder layers and the metal foil films are overlapped one by one to form electrode sheets, and then the electrode sheets are rolled and cast to form a rectangular structure; the capacitor outer shell 4 is made of flame-retardant PBT plastic and is packaged with the pin end 1 through epoxy resin; the pin end 1 is a tinned copper clad steel wire CP wire or a tinned copper wire, and the bottom end of the pin is soldered with the capacitor core 2; wave suppression medium shielding layer 3 for containing ferrosilicon ferrite magnetic material film around filling, its bulk layer thickness is 0.2 to 0.5 mm.
The utility model discloses a high pressure resistant radio frequency surge restraines X2The capacitor has the advantages that the strength of restraining high-voltage inrush waves is improved through the silicon ferrite magnetic material film layer arranged outside the capacitor core layer, and the capacitor has good compression resistance, insulation and flame-retardant effects, is reasonable in design, simple in internal structure and simple and convenient in process, and is suitable for wide popularization.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.
Claims (5)
1. High-voltage-resistant radio frequency surge suppression X2A capacitor, characterized by: comprises a capacitor outer shell (4), a capacitor core body (2) and a pin end (1) positioned at the uppermost end of the shell; the capacitor shell body (4) completely surrounds the capacitor core body (2), and a wave suppression dielectric shielding layer (3) is arranged between the capacitor shell body and the capacitor core body through melting and pouring.
2. The high voltage tolerant radio frequency glitch suppression X of claim 12A capacitor, characterized by: the capacitor core body (2) comprises a plurality of layers of metalized polypropylene organic films (201) and metal foil films (202), wherein the surfaces of the metalized polypropylene organic films and the metal foil films are coated with silver powder layers, the silver powder layers and the metal foil films are overlapped one by one to form electrode sheets, and then the electrode sheets are rolled and cast to form a rectangular structure.
3. The high voltage tolerant radio frequency glitch suppression X of claim 12A capacitor, characterized by: the capacitor outer shell (4) is made of flame-retardant PBT plastic, and the capacitor outer shell and the pin end (1) are packaged through epoxy resin.
4. The high voltage tolerant radio frequency glitch suppression X of claim 12A capacitor characterized in thatIn the following steps: the pin end (1) is a tinned copper clad steel wire CP wire or a tinned copper wire, and the bottom end of the pin is soldered with the capacitor core (2).
5. The high voltage tolerant radio frequency glitch suppression X of claim 12A capacitor, characterized by: wave suppression medium shielding layer (3) for containing ferrosilicon ferrite magnetic material film around filling, its bulk layer thickness is 0.2 to 0.5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920289941.XU CN210743794U (en) | 2019-03-07 | 2019-03-07 | High-voltage-resistant radio frequency surge suppression X2Capacitor with a capacitor element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920289941.XU CN210743794U (en) | 2019-03-07 | 2019-03-07 | High-voltage-resistant radio frequency surge suppression X2Capacitor with a capacitor element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210743794U true CN210743794U (en) | 2020-06-12 |
Family
ID=71007928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920289941.XU Expired - Fee Related CN210743794U (en) | 2019-03-07 | 2019-03-07 | High-voltage-resistant radio frequency surge suppression X2Capacitor with a capacitor element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210743794U (en) |
-
2019
- 2019-03-07 CN CN201920289941.XU patent/CN210743794U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7808770B2 (en) | Monolithic ceramic capacitor | |
| US9496084B2 (en) | Method of manufacturing chip electronic component | |
| TW201804488A (en) | Novel capacitor package structure | |
| CN202678111U (en) | Capacitor applied in IGBT absorption protecting circuits in electrical and electronic high-voltage occasions | |
| CN210743794U (en) | High-voltage-resistant radio frequency surge suppression X2Capacitor with a capacitor element | |
| CN203456293U (en) | Single-surface aluminum-and-zinc metalized film with single reserved edge | |
| CN110853920B (en) | Solid tantalum capacitor and manufacturing process thereof | |
| CN101997343A (en) | Novel pulse power accumulator with high specific volume and large current | |
| JP2005108957A (en) | Case-mold film capacitor | |
| TWI690960B (en) | Capacitor, capacitor package structure and method of manufacturing the same | |
| CN103578746A (en) | Compound safe anti-explosion metallized film for capacitor | |
| CN213845048U (en) | High-voltage-resistant film capacitor | |
| CN207602405U (en) | Stacked capacitor | |
| CN203444987U (en) | AC high-voltage high-pulse thin film capacitor | |
| CN207068660U (en) | A kind of microminiature voltage regulation capacitor | |
| CN105590751B (en) | Shield type organic film condenser manufacture craft and shield type organic film condenser | |
| CN208507473U (en) | A kind of high self resonant frequency thin film capacitor | |
| CN209029248U (en) | A kind of compact-sized ceramic capacitor | |
| CN208489116U (en) | A kind of X2 safety capacitor inhibiting breakthrough performance based on cross-line | |
| CN107946075B (en) | Stacked capacitor | |
| CN212365754U (en) | Alternating current ceramic dielectric capacitor with filtering function | |
| CN210429560U (en) | High-dielectric strength feedthrough capacitor | |
| CN214203466U (en) | Compact low-inductance metallized film dry capacitor for pulse equipment | |
| CN212161602U (en) | Capacitor for high-voltage high-frequency circuit | |
| CN204204643U (en) | A kind of oil immersion Copper Foil capacitor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200612 Termination date: 20210307 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |