CN206004998U - Circuit board - Google Patents
Circuit board Download PDFInfo
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- CN206004998U CN206004998U CN201621057988.6U CN201621057988U CN206004998U CN 206004998 U CN206004998 U CN 206004998U CN 201621057988 U CN201621057988 U CN 201621057988U CN 206004998 U CN206004998 U CN 206004998U
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Abstract
This utility model is related to technical field of semiconductors, discloses a kind of circuit board.In this utility model, circuit board is provided with the encapsulating structure of at least one short circuit point；The encapsulating structure of short circuit point includes：For the first pad making the circuit on circuit board disconnect, for the second pad making the circuit on circuit board disconnect；Wherein, when the first pad and the second pad pass through physics mode short circuit, circuit forms path.Compared with prior art, this utility model makes it possible to achieve the purpose in board test electric current, and test result is more accurate, thus solving the problems, such as that active electronics onboard measurement of electric current in PCBA production process is difficult to.
Description
Technical field
This utility model is related to technical field of semiconductors, particularly to a kind of circuit board.
Background technology
In recent years, the continuous progress in the continuous development with communication technology and epoch, mobile phone, computer, etc. electronic product
Become requisite use instrument in people's daily life.And it is widely available with electronic product, to electronic product
The requirement of middle circuit board also more and more higher.
In the test of PCBA (PCBA is the abbreviation of English Printed Circuit Board+Assembly, that is,
Say bare board of circuit board through paster upper part, the more whole processing procedure through plug-in unit, abbreviation PCBA), in board test electric current in active electrical
To all most important during yield and maintenance and debugging in sub- process of producing product, but ignored always or do not solved well
Certainly.And, it is always a difficult point for the production of PCBA in board test electric current, the high density layouts with electronic product are got over
Come more, need increase test point to be just increasingly difficult in board test.
Utility model content
The purpose of this utility model embodiment is to provide a kind of circuit board so that can be implemented in the mesh of board test electric current
, and test result is more accurate, thus solve active electronics onboard measurement of electric current in PCBA production process realizing
Difficult problem.
For solving above-mentioned technical problem, embodiment of the present utility model provides a kind of circuit board, this circuit board sets
There is the encapsulating structure of at least one short circuit point；The encapsulating structure of short circuit point includes：For make that the circuit on circuit board disconnects
One pad, for the second pad making the circuit on circuit board disconnect；Wherein, the first pad and the second pad pass through physics mode
During short circuit, circuit forms path.
This utility model embodiment in terms of existing technologies, by arranging at least one short circuit point on circuit boards
Encapsulating structure so that directly the purpose in board test electric current can be realized by the encapsulating structure of short circuit point.Due to the first weldering
Disk and the second pad are used for making the circuit on circuit board disconnect it is possible to directly make the test point of test device be respectively connected to the
One pad and the second pad and connect in circuit so that can be implemented in the purpose of board test electric current, and test result is more
Accurately, thus solving the problems, such as that hardly possible is realized in active electronics onboard measurement of electric current in PCBA production process.And, surveying
After examination completes, can very easily by the first pad and the second pad solder together, operation is relatively simple, can improve survey
Examination efficiency and welding efficiency, are easy to the volume production of product.
In addition, the encapsulating structure of short circuit point also includes solder mask；Solder mask is arranged on periphery and second weldering of the first pad
The periphery of disk；Thus it can be ensured that the quality of wave-soldering and later stage when by the first pad and the second pad solder together
The welding quality of maintenance.
In addition, the first pad and the second pad are semicircle, and the chord plane of the first pad and the second pad sets relatively
Put, by this design so that the mode of operation in board test electric current is convenient, and contribute to the later stage by the first pad
Together with the second pad solder.
In addition, the diameter of the first pad and the second pad is all between 1.8mm to 2.2mm.
In addition, the first pad and the second pad are rectangle；Thus providing another kind of first pad and the second pad
Shape is it is ensured that versatility of the present utility model.
In addition, the distance of the first pad and the second pad is between 0.2mm to 0.5mm.
In addition, in order to improve realizability of the present utility model, the profile of solder mask can be square, and this design
Design relatively simple, cost is relatively low.
In addition, the profile of solder mask can also be circle, such that it is able to improve practicality of the present utility model further, and
And design is relatively simple, cost is relatively low.
Brief description
Fig. 1 is the structural representation according to the encapsulating structure of short circuit point in this utility model first embodiment；
Fig. 2 is the structural representation according to the encapsulating structure of short circuit point in this utility model second embodiment；
Fig. 3 is the structural representation according to the encapsulating structure of short circuit point in this utility model the 3rd embodiment.
Specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, new to this practicality below in conjunction with accompanying drawing
Each embodiment of type is explained in detail.However, it is it will be understood by those skilled in the art that each in this utility model
In embodiment, in order that reader more fully understands that the application proposes many ins and outs.But, even if there is no these skills
Art details and the many variations based on following embodiment and modification are it is also possible to realize the application technical side required for protection
Case.
First embodiment of the present utility model is related to a kind of circuit board.As shown in figure 1, circuit board is provided with least one
The encapsulating structure of short circuit point；The encapsulating structure of short circuit point includes：For the first pad 1 making the circuit on circuit board disconnect, use
In the second pad 2 making the circuit on circuit board disconnect；Wherein, the first pad 1 and the second pad 2 pass through physics mode short circuit
When, circuit forms path.
Specifically, by arranging the encapsulating structure of at least one short circuit point on circuit boards so that can directly pass through
The encapsulating structure of short circuit point realizes the purpose in board test electric current.Because the first pad 1 and the second pad 2 are used for making circuit board
Circuit disconnect it is possible to directly make the test point of test device be respectively connected to the first pad 1 and the second pad 2 and connect into
So that can be implemented in the purpose of board test electric current in circuit, and test result is more accurate, thus solving active electronics
Difficult problem is realized in the onboard measurement of electric current in PCBA production process.And, after testing is complete, can very easily by
First pad 1 and the second pad 2 weld together, and operation is relatively simple, can improve testing efficiency and welding efficiency, are easy to produce
The volume production of product.
During the actual electric current in board test, produce tool two probes can directly respectively with the first pad
1 contacts with the second pad 2, connects and carries out the actual measurement of electric current into circuit, thus completing in plate testing current.And produce and control
The power supply of tool uses the battery on circuit board, can guarantee that the effect of onboard actual measurement.Compared to charged on tool or electricity
For pond powers, it is accomplished that onboard battery, it is more accurate to measure for the product.When test completes, can be by simple
First pad 1 and the second pad 2 are welded together by welding maneuver realizes short circuit；Thus so that can be very easily real very well
The now debugging measurement of plate electric current, can allow the normal purpose run of product after the completion of short circuit again, and can less occupancy circuit
Arrangement space on plate.To sum up, the encapsulating structure of short circuit point of the present utility model enable in actual production " i.e. short i.e.
With " effect, and the fast efficiency high of the encapsulating structure of this short circuit point speed easy to operate in staff's welding operation, be easy to produce
The volume production of product.Furthermore, the encapsulating structure of this short circuit point also can realize the break-make of circuit in research and development debugging process easily and fast；
And do not increase any device welding or fly line welding, it is easy to research and development debugging circuit.
In addition, in actual application, the encapsulating structure of short circuit point generally can also include solder mask 3.Solder mask 3 is arranged
In the periphery of the first pad 1 and the periphery of the second pad 2；Thus when welding together the first pad 1 and the second pad 2,
May insure the quality of wave-soldering and the welding quality of later period maintenance.
Wherein, the first pad 1 and the second pad 2 are semicircle, and the chord plane phase of the first pad 1 and the second pad 2
To setting, by this design so that the mode of operation in board test electric current is convenient, and contribute to the later stage by first
Pad 1 and the second pad 2 weld together.
In actual design process, the diameter D1 of the first pad 1 and the second pad 2 all can design in 1.8mm extremely
2.2mm between.Preferably, in present embodiment, the diameter D1 of the first pad 1 and the second pad 2 all can be designed as
2.0mm, it should be understood that, in present embodiment, the diameter D1 of the first pad 1 and the second pad 2 is not restricted to
2.0mm, the arbitrary size of the diameter D1 of every the first pad 1 enabling above-mentioned purpose and the second pad 2, all should be in this practicality
Within new protection domain.Can also the designing between 0.2mm to 0.5mm apart from L1 of first pad 1 and the second pad 2.
Preferably, in present embodiment, minimum range L1 of the first pad 1 and the second pad 2 can be designed as 0.2mm, but
It should be noted that in present embodiment the first pad 1 and the second pad 2 be not restricted to 0.2mm apart from L1, every can be real
Existing first pad 1 of above-mentioned purpose and any distance L1 of the second pad 2, all should be within protection domain of the present utility model.
It should be noted that in order to improve realizability of the present utility model, the profile of solder mask 3 can be square, and
And the design of this design is relatively simple, cost is relatively low.
By the above, it is seen that, present embodiment can be implemented in the purpose of board test electric current, and test result
More accurate, thus it is difficult to solve the problems, such as that active electronics onboard measurement of electric current in PCBA production process is realized.
Second embodiment of the present utility model is related to a kind of circuit board.Second embodiment is with first embodiment substantially
Identical, it is in place of the main distinction：In the first embodiment, the first pad and the second pad are semicircle.And in this reality
With, in new second embodiment, the first pad and the second pad are rectangle.
Specifically, as shown in Fig. 2 the first pad 4 and the second pad 5 are rectangle.And, the first pad 4 and second
Length D2 of pad 5 all can be arranged between 1.8mm to 2.2mm.Preferably, the first pad 4 in present embodiment
Can be designed as 2.0mm with length D2 of the second pad 5, it should be understood that, the first pad 4 and in present embodiment
Length D2 of two pads 5 is not restricted to 2.0mm, the length of every the first pad 4 enabling above-mentioned purpose and the second pad 5
The arbitrary size of D2, all should be within protection domain of the present utility model.In addition, the first pad 4 and the second pad 5 apart from L2
Can design between 0.2mm to 0.5mm.Preferably, in present embodiment, the first pad 4 and the second pad 5 be
Small distance L2 can be designed as 0.2mm, it should be understood that, in present embodiment the first pad 4 and the second pad 5 away from
It is not restricted to 0.2mm from L2, any distance L2 of every the first pad 4 enabling above-mentioned purpose and the second pad 5, all should
Within protection domain of the present utility model.
By the above, it is seen that, provide another kind of first pad 4 and the second pad 5 in present embodiment
Shape is it is ensured that versatility of the present utility model.
3rd embodiment of the present utility model is related to a kind of circuit board.3rd embodiment and the first or second embodiment party
Formula is roughly the same, is in place of the main distinction：In first or second embodiment, the profile of solder mask is square.And at this
In utility model the 3rd embodiment, as shown in figure 3, the profile of solder mask 6 can be circle.
By the above, it is seen that, practicality of the present utility model can be improved further in present embodiment, and
And design is relatively simple, cost is relatively low.
It will be understood by those skilled in the art that the respective embodiments described above are to realize of the present utility model being embodied as
Example, and in actual applications, can to it, various changes can be made in the form and details, without departing from spirit of the present utility model
And scope.
Claims (8)
1. a kind of circuit board is it is characterised in that described circuit board is provided with the encapsulating structure of at least one short circuit point；
The encapsulating structure of described short circuit point includes：For the first pad making the circuit on described circuit board disconnect, it is used for making institute
State the second pad that the circuit on circuit board disconnects；
Wherein, when described first pad and described second pad pass through physics mode short circuit, described circuit forms path.
2. circuit board according to claim 1 is it is characterised in that the encapsulating structure of described short circuit point also includes solder mask；
Described solder mask is arranged on the periphery of described first pad and the periphery of described second pad.
3. circuit board according to claim 2 is it is characterised in that described first pad and described second pad are semicircle
Shape, and the chord plane of described first pad and described second pad is oppositely arranged.
4. circuit board according to claim 3 is it is characterised in that the diameter of described first pad and described second pad is equal
Between 1.8mm to 2.2mm.
5. circuit board according to claim 2 is it is characterised in that described first pad and described second pad are square
Shape.
6. the circuit board according to claim 3 or 5 it is characterised in that described first pad and described second pad away from
From between 0.2mm to 0.5mm.
7. circuit board according to claim 2 is it is characterised in that the profile of described solder mask is square.
8. circuit board according to claim 2 is it is characterised in that the profile of described solder mask is circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621057988.6U CN206004998U (en) | 2016-09-17 | 2016-09-17 | Circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621057988.6U CN206004998U (en) | 2016-09-17 | 2016-09-17 | Circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206004998U true CN206004998U (en) | 2017-03-08 |
Family
ID=58193590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621057988.6U Active CN206004998U (en) | 2016-09-17 | 2016-09-17 | Circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206004998U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112738992A (en) * | 2020-11-24 | 2021-04-30 | 合肥联宝信息技术有限公司 | Printed circuit board, and printing method and debugging method of printed circuit board |
| CN114280854A (en) * | 2021-12-17 | 2022-04-05 | 惠科股份有限公司 | Display panel and display |
-
2016
- 2016-09-17 CN CN201621057988.6U patent/CN206004998U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112738992A (en) * | 2020-11-24 | 2021-04-30 | 合肥联宝信息技术有限公司 | Printed circuit board, and printing method and debugging method of printed circuit board |
| CN114280854A (en) * | 2021-12-17 | 2022-04-05 | 惠科股份有限公司 | Display panel and display |
| US12019340B2 (en) | 2021-12-17 | 2024-06-25 | HKC Corporation Limited | Display panel and display |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |