CN202307386U - Power type chip resistor - Google Patents
Power type chip resistor Download PDFInfo
- Publication number
- CN202307386U CN202307386U CN2011202790622U CN201120279062U CN202307386U CN 202307386 U CN202307386 U CN 202307386U CN 2011202790622 U CN2011202790622 U CN 2011202790622U CN 201120279062 U CN201120279062 U CN 201120279062U CN 202307386 U CN202307386 U CN 202307386U
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- China
- Prior art keywords
- electrode
- surface electrode
- chip resistor
- type chip
- power
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- Expired - Lifetime
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Abstract
The utility model discloses a power type chip resistor which comprises a ceramic substrate, an upper surface electrode, a lower surface electrode, a resistor band and an encapsulating material (1) on the resistor band, wherein the upper and the lower surface electrodes are fixed on the ceramic substrate, the resistor band is connected to the upper surface electrode, the lower surface electrode is connected with a printed circuit by using a tin soldering manner, a left end electrode and a right end electrode are respectively provided with a semi-circular installing hole (3), electrodes are sputtered on the inner walls of the installing holes (3), the upper surface electrode and the lower surface electrode are conducted through the electrodes on the installing holes (3), and the lower surface electrode is of a structure one end of which is provided with a wide electrode (4) and the other end is provided with a narrow electrode (5). The utility model has the advantages that on the premise of meeting the size, a heat radiation conductive band is additionally provided, a special material is used, thus when the power type chip resistor is installed on a heat radiating plate, the heat radiating effect of the power type chip resistor is increased, the power load of the power type chip resistor is greatly improved, and the requirement of small size and large power is achieved.
Description
Technical field
The utility model relates to a kind of power-type chip resistor.
Background technology
Chip resistor have volume little, in light weight, can high-density installation, reliability is high, solderability is good characteristics.
Along with the development in high tech electron fields such as communication, computer, Aeronautics and Astronautics, chip resistor is used also more and more widely owing to the characteristic superiority of himself.General chip resistor structural design mainly comprises ceramic substrate; Upper and lower surface electrode, resistive band, seal material etc., usually, chip resistor is all because size is little; Can effectively save assembly space; But general power is all lower, how to make chip resistor accomplish small size, and power is greatly a problem of present chip resistor development.Along with radio complete machine, instrument develop to high frequency, microwave regime, in order to adapt to its development, the power-type plate resistor will become a kind of demand of its development.
The utility model content
The goal of the invention of the utility model is: the problem to above-mentioned existence provides a kind of small size high-power power-type chip resistor through particular design.This power-type chip resistor; Comprise on ceramic substrate, upper surface electrode, lower surface electrode, resistive band and the resistive band sealing the material 1; Said upper and lower surface electrode is fixed on the said ceramic substrate; Connect said resistive band on the said upper surface electrode, said lower surface electrode is connected with the printed circuit board (PCB) soldering; In the right ends electrode a semicircle installing hole 3 is arranged respectively, in installing hole 3 inwall sputters electrode is arranged, said upper and lower surface electrode is through the electrode conduction in the installing hole 3, and said lower surface electrode adopts the structure of the wide electrode of an end 4, the narrow electrode 5 of an end.Wide electrode 4 settings of said lower surface electrode are connected with heating panel, are used to increase the radiating effect of resistor.
The technical scheme of the utility model is achieved in that a kind of power-type chip resistor; Comprise ceramic substrate, upper and lower surface electrode and end electrode triple electrode structure and resistive band; Upper and lower surface electrode all is fixed on the ceramic substrate; Resistive band is connected on the upper surface electrode of right ends, in the right ends of resistor a semicircle installing hole is arranged respectively, has electrode to make electrode conduction in the table at the inwall of installing also sputter; Lower surface electrode one end is the long 3.5mm of wide electrode, and an end is the long 0.6mm of narrow electrode.It is characterized in that: be designed with two semicircle installing holes at the two ends of resistor; Lower surface electrode has an end to be designed to wide electrode; Electrode material uses thermal conductivity height, the silver of stable performance, palladium material, the ruthenium series resistance slurry that resistance material applied load property is strong, stability is high.
The described a kind of power-type chip resistor of the utility model, its power of traditional plate resistor that its said pulse power reaches 10W identical appearance size is 1/2W.
The beneficial effect of the utility model is: under the prerequisite that has satisfied product size; Increase the heat radiation conductive strips, use special material, increase the radiating effect of product when product is installed on the heating panel like this; The power load of product is significantly promoted, realize the powerful requirement of small size.
Description of drawings
Fig. 1 is the upper and lower surfaces floor map of the utility model.
Fig. 2 is the perspective view of the utility model.
Wherein, seal material on resistive band and the resistive band---1, upper surface electrode--2, installing hole---3, following table face width electrode--4, the narrow electrode of lower surface---5, ceramic substrate---6.
Embodiment
Below in conjunction with accompanying drawing, the utility model is done detailed explanation.
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Like Fig. 1, shown in 2; A kind of power-type chip resistor, comprise on ceramic substrate 6, upper surface electrode 2, lower surface electrode 4,5 and resistive band and the resistive band sealing the material 1, upper surface electrode and lower surface electrode all are fixed on the ceramic substrate; Resistive band is connected with upper surface electrode 2; In resistor right ends electrode a semicircle installing hole 3 is arranged respectively, in the sputter of semi-circular hole inwall electrode is arranged, upper/lower electrode is through the electrode conduction in the semicircle installing hole; It is the design of the narrow electrode 5 of 0.6mm that lower surface electrode adopts long wide electrode 4, the one ends length for 3.5mm of an end.
The right ends of its said resistor respectively is provided with the semicircle installing hole 3 that a radius is R, is convenient to location and installation when mounted through the installing hole resistor.Compare the chip resistor of other same models lower surface electrode 4 is widened 2.9mm; Substrate and metal are fixed together help distributing of heat more; Like this; Under the situation of the size constancy of resistor, the power of the identical size dimension product of power ratio of said resistor is improved greatly, reach the pulse power of 10W.Can better meet like this in the demand of every field the power-type chip resistor.Size such as following table among Fig. 1:
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection range of the utility model.
Claims (3)
1. power-type chip resistor; It is characterized in that comprising and seal material (1) on ceramic substrate, upper surface electrode, lower surface electrode, resistive band and the resistive band; Said upper and lower surface electrode is fixed on the said ceramic substrate; Connect said resistive band on the said upper surface electrode, said lower surface electrode is connected with the printed circuit board (PCB) soldering; In the right ends electrode a semicircle installing hole (3) is arranged respectively; In installing hole (3) inwall sputter electrode is arranged; Said upper and lower surface electrode is through the electrode conduction in the installing hole (3), and said lower surface electrode adopts the structure of the wide electrode of an end (4), the narrow electrode of an end (5).
2. a kind of power-type chip resistor according to claim 1 is characterized in that: the wide electrode of said lower surface electrode (4) setting is connected with heating panel, is used to increase the radiating effect of resistor.
3. a kind of power-type chip resistor according to claim 1 is characterized in that: said lower surface electrode one end is the long 3.5mm of wide electrode (4), and an end is long 0.6 mm of narrow electrode (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202790622U CN202307386U (en) | 2011-08-03 | 2011-08-03 | Power type chip resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202790622U CN202307386U (en) | 2011-08-03 | 2011-08-03 | Power type chip resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202307386U true CN202307386U (en) | 2012-07-04 |
Family
ID=46376231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202790622U Expired - Lifetime CN202307386U (en) | 2011-08-03 | 2011-08-03 | Power type chip resistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202307386U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103413642A (en) * | 2013-08-26 | 2013-11-27 | 四川永星电子有限公司 | Novel chip resistor and chip resistor installation body |
| CN103983949A (en) * | 2014-05-08 | 2014-08-13 | 成都雷电微力科技有限公司 | LTCC assembly convenient to install |
| CN105575563A (en) * | 2016-01-29 | 2016-05-11 | 太仓弘杉环保科技有限公司 | High-power high-stability resistor |
| CN109768023A (en) * | 2017-11-09 | 2019-05-17 | 意法半导体公司 | Flat No Lead package body with surface installation structure |
-
2011
- 2011-08-03 CN CN2011202790622U patent/CN202307386U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103413642A (en) * | 2013-08-26 | 2013-11-27 | 四川永星电子有限公司 | Novel chip resistor and chip resistor installation body |
| CN103413642B (en) * | 2013-08-26 | 2015-12-09 | 四川永星电子有限公司 | A kind of Novel patch resistor and patch resistor fixing body |
| CN103983949A (en) * | 2014-05-08 | 2014-08-13 | 成都雷电微力科技有限公司 | LTCC assembly convenient to install |
| CN105575563A (en) * | 2016-01-29 | 2016-05-11 | 太仓弘杉环保科技有限公司 | High-power high-stability resistor |
| CN109768023A (en) * | 2017-11-09 | 2019-05-17 | 意法半导体公司 | Flat No Lead package body with surface installation structure |
| CN109768023B (en) * | 2017-11-09 | 2023-06-16 | 意法半导体公司 | Flat leadless package with surface mounting structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Power type chip resistor Effective date of registration: 20171124 Granted publication date: 20120704 Pledgee: Agricultural Bank of China Limited by Share Ltd Chengdu Xindu Branch Pledgor: Sichuan Yongxing Electronics Co., Ltd. Registration number: 2017510000084 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20191009 Granted publication date: 20120704 |
|
| PP01 | Preservation of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120704 |
|
| CX01 | Expiry of patent term |