CN201478027U - Aluminum nitride radio-frequency resistance - Google Patents
Aluminum nitride radio-frequency resistance Download PDFInfo
- Publication number
- CN201478027U CN201478027U CN2009201632978U CN200920163297U CN201478027U CN 201478027 U CN201478027 U CN 201478027U CN 2009201632978 U CN2009201632978 U CN 2009201632978U CN 200920163297 U CN200920163297 U CN 200920163297U CN 201478027 U CN201478027 U CN 201478027U
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- conductor
- radio
- ceramic matrix
- frequency resistance
- resistance
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Abstract
The utility model discloses an aluminum nitride radio-frequency resistance, belonging to the standard resistance element used in the microwave radio-frequency field. The aluminum nitride radio-frequency resistance comprises a ceramic matrix, a ceramic sealing cap and a mounting flange, wherein the ceramic matrix is fixedly connected on the mounting flange. The aluminum nitride radio-frequency resistance is characterized in that the ceramic matrix adopts the aluminum nitride ceramic matrix; a resistance body made of resistance paste as well as an input conductor and a grounding conductor that are made of conductor paste are connected between the ceramic sealing cap and the ceramic matrix; and the resistance body is electrically connected with a lead wire by the input conductor and is connected with the ground by the grounding conductor. The aluminum nitride radio-frequency resistance can not only be beneficial for heat dissipation but also be convenient for combined connection.
Description
Technical field
The utility model relates to the standard resistor components and parts that use in a kind of microwave radio field, relates in particular to a kind of aluminium nitride radio-frequency resistance.
Background technology
Radio-frequency resistance is widely used in the microwave radio field, owing to the resistance of radio-frequency resistance can be followed variation of temperature and changed, therefore, has stability preferably in order to guarantee radio-frequency resistance, need have thermal diffusivity preferably; In addition, poor radiation also is not easy to make high-power RF resistance.
The utility model content
The purpose of this utility model is to provide a kind of and is convenient to dispel the heat and the radio-frequency resistance of winding.
The technical scheme that the utility model adopted is: a kind of aluminium nitride radio-frequency resistance, comprise ceramic matrix, ceramic sealing cap and mounting flange, and described ceramic matrix is fixedly connected on the mounting flange; It is characterized in that: described ceramic matrix is the aluminium nitride ceramics matrix; The resistive element that resistance slurry forms, and input conductor and earthing conductor that conductor paste forms are connected between described ceramic sealing cap and the ceramic matrix; Described resistive element is electrically connected with a lead-in wire by input conductor, and described resistive element is by earthing conductor ground connection.
Preferably, described input conductor and earthing conductor lay respectively at the both sides of resistive element.
Preferably, described earthing conductor is vertical strip; Described input conductor is " U " shape, and a termination of described input conductor is provided with and is used for the head that is electrically connected with described lead-in wire.
Preferably, described input conductor and earthing conductor are with after resistive element is electrically connected, and the outward flange of the two is mutually concordant with two outward flanges respect to one another of described ceramic matrix respectively; The length of described earthing conductor and the equal in length of ceramic matrix.
The beneficial effects of the utility model are: aluminium nitride radio-frequency resistance described in the utility model, and resistive element is electrically connected with lead-in wire by input conductor, not only helps heat radiation but also be convenient to winding; In addition, cooperate so that the aluminium nitride ceramics matrix of heat radiation more helps heat radiation.
Description of drawings
Fig. 1 is the blast structural representation of aluminium nitride radio-frequency resistance described in the utility model;
Fig. 2 is the annexation schematic diagram of aluminium nitride radio-frequency resistance shown in Figure 1.
Embodiment
Now in conjunction with the accompanying drawings embodiment of the present utility model is described in detail.
A kind of aluminium nitride radio-frequency resistance as shown in Figure 1, comprises ceramic matrix 5, ceramic sealing cap 1 and mounting flange 6.Ceramic matrix 5 is fixedly connected on the mounting flange 6.Ceramic matrix 5 is the aluminium nitride ceramics matrix.The conductor 3 that resistive element 4 that resistance slurry forms and conductor paste are made is connected between ceramic sealing cap 1 and the ceramic matrix 5.
Described conductor as shown in Figure 2, comprises input conductor 31 and earthing conductor 32, lays respectively at the both sides of resistive element 4, and all is electrically connected with described resistive element 4.
Described earthing conductor 32 can be vertical strip.Described input conductor 31 can be " U " shape, and a termination of described input conductor 31 is provided with one and is used for the head that is electrically connected with described lead-in wire 2.
Described input conductor 31 and earthing conductor 32 are with after resistive element 4 is electrically connected, and the outward flange of the two is mutually concordant with two of described ceramic matrix 5 relative outward flanges respectively, the equal in length of the length of described earthing conductor 32 and ceramic matrix 5.
Being the utility model preferred embodiment only in sum, is not to be used for limiting practical range of the present utility model.Be that all equivalences of doing according to the content of the utility model claim change and modification, all should belong to technology category of the present utility model.
Claims (4)
1. an aluminium nitride radio-frequency resistance comprises ceramic matrix, ceramic sealing cap and mounting flange, and described ceramic matrix is fixedly connected on the mounting flange; It is characterized in that: described ceramic matrix is the aluminium nitride ceramics matrix; The resistive element that resistance slurry forms, and input conductor and earthing conductor that conductor paste forms are connected between described ceramic sealing cap and the ceramic matrix; Described resistive element is electrically connected with a lead-in wire by input conductor, and described resistive element is by earthing conductor ground connection.
2. a kind of aluminium nitride radio-frequency resistance according to claim 1, it is characterized in that: described input conductor and earthing conductor lay respectively at the both sides of resistive element.
3. a kind of aluminium nitride radio-frequency resistance according to claim 2 is characterized in that: described earthing conductor is vertical strip; Described input conductor is " U " shape, and a termination of described input conductor is provided with and is used for the head that is electrically connected with described lead-in wire.
4. a kind of aluminium nitride radio-frequency resistance according to claim 3 is characterized in that: described input conductor and earthing conductor are with after resistive element is electrically connected, and the outward flange of the two is mutually concordant with two outward flanges respect to one another of described ceramic substrate respectively; The length of described earthing conductor and the equal in length of ceramic substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201632978U CN201478027U (en) | 2009-07-02 | 2009-07-02 | Aluminum nitride radio-frequency resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201632978U CN201478027U (en) | 2009-07-02 | 2009-07-02 | Aluminum nitride radio-frequency resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201478027U true CN201478027U (en) | 2010-05-19 |
Family
ID=42414285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201632978U Expired - Fee Related CN201478027U (en) | 2009-07-02 | 2009-07-02 | Aluminum nitride radio-frequency resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201478027U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102332629A (en) * | 2011-07-22 | 2012-01-25 | 苏州市新诚氏电子有限公司 | Large-power aluminum-nitride-ceramic substrate 250-watt loading sheet with impedance of 50 ohms |
| CN102361130A (en) * | 2011-09-08 | 2012-02-22 | 苏州市新诚氏电子有限公司 | Aluminium nitride ceramic substrate 50 watts load chip |
| CN103050205A (en) * | 2012-12-19 | 2013-04-17 | 中国振华集团云科电子有限公司 | Manufacturing method for radio frequency power resistor |
-
2009
- 2009-07-02 CN CN2009201632978U patent/CN201478027U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102332629A (en) * | 2011-07-22 | 2012-01-25 | 苏州市新诚氏电子有限公司 | Large-power aluminum-nitride-ceramic substrate 250-watt loading sheet with impedance of 50 ohms |
| CN102361130A (en) * | 2011-09-08 | 2012-02-22 | 苏州市新诚氏电子有限公司 | Aluminium nitride ceramic substrate 50 watts load chip |
| CN103050205A (en) * | 2012-12-19 | 2013-04-17 | 中国振华集团云科电子有限公司 | Manufacturing method for radio frequency power resistor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100519 Termination date: 20170702 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |