CN205582648U - High resistant chip resistor ware - Google Patents
High resistant chip resistor ware Download PDFInfo
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- CN205582648U CN205582648U CN201620127654.5U CN201620127654U CN205582648U CN 205582648 U CN205582648 U CN 205582648U CN 201620127654 U CN201620127654 U CN 201620127654U CN 205582648 U CN205582648 U CN 205582648U
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Abstract
The utility model discloses a high resistant chip resistor ware, including the alumina ceramics body, the back electrode is printed respectively to the both sides of alumina ceramics body upper surface, and the front electrode is printed respectively to the both sides of lower surface, and prints on the alumina ceramics body upper surface between two back electrodes and hinder the body, the upper surface that hinders the body is provided with first protective layer, the upper surface of first protective layer is provided with first protective layer, the both sides of alumina ceramics body are provided with the side electrode, form the front electrode and switch on with the back electrode, just the nickel dam has been plated on back electrode, front electrode and the side electrode, the surface of nickel dam is provided with the tin layer. Optimize the improvement through structure to ordinary thick film chip resistor and production technology to rationally selecting the material, can making the resistance of product obtain very high promotion, lower cost of manufacture and good resistance characteristic index bring more more extensive application that reaches can for this high resistant chip resistor ware.
Description
Technical field
This utility model relate to a kind of high resistant patch resistor, belongs to resistor technologies field.
Background technology
Along with the progress of science and technology, the requirement of each electronic product is constantly promoted by development and the people in epoch, and the Chip-R of dependable performance and process stabilizing also answers the property requirements of electronic product to present diversified development trend.At present, in existing industry, the resistance of common Chip-R is relatively low, resistance is general all at below 10M, people's demand to superelevation resistance Chip-R cannot be met, it is little that a kind of high resistant 100M patch resistor has volume, lightweight, it is suitable for Reflow Soldering and wave-soldering, electric performance stablity, reliability is high, assembly cost is low, and be sticked standby coupling with dress automatically, mechanical strength is high, meet the advantages such as environmental requirement, can be widely applied to computer, digital camera, Medical Instruments, military equipment, potentiometer, X-ray equipment, low signal detection and amplifying circuit, amplifier high input impedance, the fields such as telecommunication apparatus.High resistant patch resistor is the common patch resistor of industry to be far above in resistance, its wide market, can be that enterprise brings abundant economic benefit！
Utility model content
Technical problem to be solved in the utility model is to provide a kind of high resistant patch resistor, by the structure of normal thick film paster resistance and production technology are optimized improvement, and material is rationally selected, the resistance that can make product obtains the highest lifting, relatively low cost of manufacture and excellent resistance characteristic index, bring more and wider application can to this high resistant patch resistor.
In order to solve above-mentioned technical problem, this utility model be the technical scheme is that
A kind of high resistant patch resistor, including aluminium oxide ceramics body, the both sides of described aluminium oxide ceramics body upper surface printed back electrode respectively, the both sides of lower surface print front electrode respectively, and on the aluminium oxide ceramics body upper surface between two backplates, print resistance body, the upper surface of described resistance body is provided with the first protective layer, the upper surface of described first protective layer is provided with the second protective layer, the both sides of described aluminium oxide ceramics body are provided with side electrode, form front electrode to turn on backplate, and described backplate, it is coated with nickel dam on front electrode and side electrode, the outer surface of described nickel dam is provided with tin layers.
Aforesaid a kind of high resistant patch resistor, it is characterised in that: the thickness of described nickel dam is 5-15 μm.
Aforesaid a kind of high resistant patch resistor, it is characterised in that: the thickness of described tin layers is 6-15 μm.
Aforesaid a kind of high resistant patch resistor, it is characterised in that: the printing area of described resistance body is 0.51 mm2、1.125 mm2Or 1.5 mm2。
The beneficial effects of the utility model are: this utility model preferably achieves utility model purpose, and its simple in construction is easy to use, substantially increases work efficiency, reduces the production cost of enterprise.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model a kind of high resistant patch resistor.
Detailed description of the invention
Below in conjunction with Figure of description, this utility model is further described.
As shown in Figure 1, a kind of high resistant patch resistor, including aluminium oxide ceramics body 1, the both sides of described aluminium oxide ceramics body 1 upper surface printed back electrode 2 respectively, the both sides of lower surface print front electrode 3 respectively, and on aluminium oxide ceramics body 1 upper surface between two backplates 2, print resistance body 4, the upper surface of described resistance body 4 is provided with the first protective layer 5, the upper surface of described first protective layer 5 is provided with the second protective layer 6, the both sides of described aluminium oxide ceramics body 1 are provided with side electrode 7, form front electrode to turn on backplate, and described backplate 2, it is coated with nickel dam 8 on front electrode 3 and side electrode 7, the outer surface of described nickel dam 8 is provided with tin layers 9.
High resistant patch resistor provided by the present invention realizes in accordance with the following steps when making:
(1) aluminium oxide ceramics body 1 is distinguished by unfilled corner when using, and the upper surface at aluminium oxide ceramics body 1 prints one layer of backplate 2；
(2), after completing step (1), the lower surface at aluminium oxide ceramics body 1 prints one layer of front electrode 3；
(3) after completing step (2), printing one layer of resistance body 4 between two front electrodes 3, for different resistance, the printing area of this resistance body 4 is different, 0603 resistance printing area size: 0.51mm2, 0805 resistance printing area size: 1.125mm2, 1206 resistance printed dimensions: 1.50mm2；
(4), after completing step (3), on resistance body 4, the first protective layer 5 is covered；
(5), after completing step (4), use radium-shine laser mode that resistance is modified；
(6), after completing step (5), the first protective layer 5 covers the second protective layer 6；
(7) after completing step (6), make one layer of side electrode 7 at the two ends of product, form front electrode 3 and turn on backplate 2；
(8), after completing step (7), front electrode 3, side electrode 7 at product electroplate layer of Ni (nickel dam) in backplate 2, and Ni layer thickness is: 5 ~ 15 μm；
(9), after completing step (8), the upper one layer of Sn (tin layers) of re-plating of Ni (nickel dam) at product, Sn layer thickness is: 6 ~ 15 μm.
In sum, this utility model provides a kind of high resistant patch resistor, by the structure of normal thick film paster resistance and production technology are optimized improvement, and material is rationally selected, the resistance that can make product obtains the highest lifting, relatively low cost of manufacture and excellent resistance characteristic index, bring more and wider application can to this high resistant patch resistor.
Of the present utility model ultimate principle, principal character and advantage have more than been shown and described.Skilled person will appreciate that of the industry; this utility model is not restricted to the described embodiments; described in above-described embodiment and description, principle of the present utility model is simply described; on the premise of without departing from this utility model spirit and scope; this utility model also has various changes and modifications, in the range of these changes and improvements both fall within claimed this utility model.This utility model claims scope by appending claims and equivalent circle thereof.
Claims (4)
- null1. a high resistant patch resistor，It is characterized in that: include aluminium oxide ceramics body (1)，The both sides of described aluminium oxide ceramics body (1) upper surface printed back electrode (2) respectively，The both sides of lower surface print front electrode (3) respectively，And on aluminium oxide ceramics body (1) upper surface between two backplates (2), print resistance body (4)，The upper surface of described resistance body (4) is provided with the first protective layer (5)，The upper surface of described first protective layer (5) is provided with the second protective layer (6)，The both sides of described aluminium oxide ceramics body (1) are provided with side electrode (7)，Form front electrode (3) to turn on backplate (2)，And described backplate (2)、It is coated with nickel dam (8) on front electrode (3) and side electrode (7)，The outer surface of described nickel dam (8) is provided with tin layers (9).
- A kind of high resistant patch resistor the most according to claim 1, it is characterised in that: the thickness of described nickel dam (8) is 5-15 μm.
- A kind of high resistant patch resistor the most according to claim 1, it is characterised in that: the thickness of described tin layers (9) is 6-15 μm.
- 4. according to a kind of high resistant patch resistor described in any one in claim 1-3, it is characterised in that: the printing area of described resistance body (4) is 0.51 mm2、1.125 mm2Or 1.5 mm2。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620127654.5U CN205582648U (en) | 2016-02-19 | 2016-02-19 | High resistant chip resistor ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620127654.5U CN205582648U (en) | 2016-02-19 | 2016-02-19 | High resistant chip resistor ware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205582648U true CN205582648U (en) | 2016-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620127654.5U Active CN205582648U (en) | 2016-02-19 | 2016-02-19 | High resistant chip resistor ware |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205582648U (en) |
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2016
- 2016-02-19 CN CN201620127654.5U patent/CN205582648U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Suzhou City, Jiangsu province 215300 north of the city of Kunshan high tech Industrial Park Hanpu Road No. 989 Patentee after: LIZ Electronics (Kunshan) Co., Ltd. Address before: Suzhou City, Jiangsu province 215316 north of the city of Kunshan high tech Industrial Park Hanpu Road No. 989 Patentee before: Beautiful intelligence electronics (Kunshan) has company |