CN213781547U - T-CON drive circuit based on source board - Google Patents
T-CON drive circuit based on source board Download PDFInfo
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- CN213781547U CN213781547U CN202022750960.3U CN202022750960U CN213781547U CN 213781547 U CN213781547 U CN 213781547U CN 202022750960 U CN202022750960 U CN 202022750960U CN 213781547 U CN213781547 U CN 213781547U
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Abstract
The utility model relates to the technical field of circuit design, a T-CON drive circuit based on source board is disclosed, including source board, signal conversion module and connector through utilizing the space of source board, integrate the signal conversion module on the T-CON board originally on the source board, then carry out the electricity through connector on the source board and T-CON board and be connected, so, can reduce the paster component of T-CON, and then improve paster efficiency, simultaneously, can avoid the circuit intensive, increase the space of can operating; furthermore, the consumable material of the T-CON plate can be reduced, and the production cost is greatly reduced.
Description
Technical Field
The utility model relates to a circuit design technical field especially relates to a T-CON drive circuit based on source board.
Background
The T-CON board converts the LVDS digital signals sent by the main board into row and column driving digital signals required by the glass substrate of the liquid crystal screen so as to drive the liquid crystal screen to display images.
At present, the number of elements of the T-CON board is large, and the circuits are dense, so that the operable space is small, and therefore, it takes a long time to perform wiring and mounting, and meanwhile, because of the large number of elements, the size of the T-CON board needs to be increased to ensure that the T-CON board has enough space, so that the cost of the PCB substrate is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the weak point among the prior art, provide one kind and can increase the operable space on the T-CON board to improve the efficiency of paster and wiring, can reduce the size of T-CON board, thereby reduce cost's T-CON drive circuit based on source board.
The purpose of the utility model is realized through the following technical scheme:
a source board based T-CON drive circuit, comprising:
a source board;
the signal conversion module comprises a chip, a filtering unit, an energy storage unit and a current limiting unit, wherein the chip, the filtering unit, the energy storage unit and the current limiting unit are respectively arranged on the source board, and the filtering unit, the energy storage unit and the current limiting unit are respectively and electrically connected with the chip; and
the connector is electrically connected with the chip, the filtering unit and the energy storage unit respectively, and is used for being electrically connected with the T-CON board.
In one embodiment, the filtering unit includes a capacitor C50, a capacitor C51, a capacitor C52, and a capacitor C53, a first end of the capacitor C50 is electrically connected to the chip, a second end of the capacitor C50 is grounded, a first end of the capacitor C51 is electrically connected to the chip, a second end of the capacitor C51 is electrically connected to a second end of the capacitor C50, a first end of the capacitor C52 is electrically connected to the chip, a second end of the capacitor C52 is electrically connected to a second end of the capacitor C51, a first end of the capacitor C53 is electrically connected to the chip, and a second end of the capacitor C53 is electrically connected to a second end of the capacitor C52.
In one embodiment, the filtering unit further includes a capacitor C54 and a capacitor C55, a first terminal of the capacitor C54 is electrically connected to the chip, a second terminal of the capacitor C54 is electrically connected to a second terminal of the capacitor C53, a first terminal of the capacitor C55 is electrically connected to the chip, and a second terminal of the capacitor C55 is electrically connected to a second terminal of the capacitor C54.
In one embodiment, the filtering unit further includes a capacitor C45, a capacitor C46, a capacitor C47, and a capacitor C48, a first end of the capacitor C45 is electrically connected to the chip, a second end of the capacitor C45 is grounded, a first end of the capacitor C46 is electrically connected to the chip, a second end of the capacitor C46 is electrically connected to a second end of the capacitor C45, a first end of the capacitor C47 is electrically connected to the chip, a second end of the capacitor C47 is electrically connected to a second end of the capacitor C46, a first end of the capacitor C48 is electrically connected to the chip, and a second end of the capacitor C48 is electrically connected to a second end of the capacitor C47.
In one embodiment, the filtering unit further includes a capacitor C48 and a capacitor C49, a first terminal of the capacitor C48 is electrically connected to the chip, a second terminal of the capacitor C48 is electrically connected to a second terminal of the capacitor C47, a first terminal of the capacitor C49 is electrically connected to the chip, and a second terminal of the capacitor C49 is electrically connected to a second terminal of the capacitor C48.
In one embodiment, the filtering unit further includes a capacitor C43 and a capacitor C44, one end of the capacitor C43 is electrically connected to the chip, the other end of the capacitor C43 is electrically connected to the connector, one end of the capacitor C44 is electrically connected to the chip, and the other end of the capacitor C44 is electrically connected to the connector.
In one embodiment, the current limiting unit includes a resistor R161, a resistor R155, and a resistor R156, one end of the resistor R161 is electrically connected to the chip, the other end of the resistor R161 is grounded, one end of the resistor R155 is electrically connected to the chip, the other end of the resistor R155 is grounded, one end of the resistor R156 is electrically connected to the chip, and the other end of the resistor R156 is grounded.
In one embodiment, the current limiting unit further comprises a resistor R70, and the resistor R70 is electrically connected with the connector.
In one embodiment, the energy storage unit includes a capacitor C80 and a capacitor C84, one end of the capacitor C80 is electrically connected to the chip, the other end of the capacitor C80 is electrically connected to the resistor R70, one end of the capacitor C84 is electrically connected to the chip, and the other end of the capacitor C84 is electrically connected to the connector.
In one embodiment, the filter unit further includes a capacitor C56, one end of the capacitor C56 is electrically connected to the chip, and the other end of the capacitor C56 is grounded.
The utility model discloses compare in prior art's advantage and beneficial effect as follows:
the utility model relates to a T-CON drive circuit based on source board, through utilizing the space of source board, integrate the signal conversion module on the T-CON board originally on the source board, then carry out the electricity through the connector on the source board and be connected with T-CON board, so, can reduce T-CON's patch element, and then improve the paster efficiency, simultaneously, can avoid the circuit intensive, increase the operable space; furthermore, the consumable material of the T-CON plate can be reduced, and the production cost is greatly reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural diagram of a source board-based T-CON driving circuit according to an embodiment of the present invention;
fig. 2 is a circuit diagram of a signal conversion module according to an embodiment of the present invention.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, a source board-based T-CON driving circuit includes: the device comprises a source board 100, a signal conversion module 200 and a connector 300, wherein the signal conversion module 200 is a gray scale voltage generation circuit, and the connector 300 is used for electrically connecting with a T-CON board for communication.
Referring to fig. 1, the signal conversion module 200 includes a chip, a filtering unit, an energy storage unit, and a current limiting unit, where the chip, the filtering unit, the energy storage unit, and the current limiting unit are respectively disposed on the source board 100, and the filtering unit, the energy storage unit, and the current limiting unit are respectively electrically connected to the chip; the connector 300 is electrically connected to the chip, the filtering unit and the energy storage unit, respectively, and the connector 300 is used for electrically connecting to the T-CON board.
It should be noted that the chip is a chip with a model of DAZ26010, and the chip is only protected from the position connection relationship among the filtering unit, the energy storage unit and the current limiting unit, and the structure of the chip itself is not required to be protected. Furthermore, the signal conversion module 200 is transferred to the source board 100 with enough space from the T-CON board, so that the size of the T-CON board can be greatly reduced, the cost of a PCB substrate is reduced, the space of the source board 100 is reasonably applied, and the patch elements on the T-CON board are reduced, so that the circuit is not redundant and complicated. Among them, the connector 300 is CN2 in fig. 2.
Thus, by utilizing the space of the source board 100, the signal conversion module 200 originally on the T-CON board is integrated on the source board 100, and then is electrically connected with the T-CON board through the connector 300 on the source board 100, so that the patch elements of the T-CON can be reduced, the patch efficiency can be improved, meanwhile, the dense lines can be avoided, and the operable space can be increased; furthermore, the consumable material of the T-CON plate can be reduced, and the production cost is greatly reduced.
Referring to fig. 2, in an embodiment, the filtering unit includes a capacitor C50, a capacitor C51, a capacitor C52, and a capacitor C53, a first end of the capacitor C50 is electrically connected to the chip, a second end of the capacitor C50 is grounded, a first end of the capacitor C51 is electrically connected to the chip, a second end of the capacitor C51 is electrically connected to a second end of the capacitor C50, a first end of the capacitor C52 is electrically connected to the chip, a second end of the capacitor C52 is electrically connected to a second end of the capacitor C51, a first end of the capacitor C53 is electrically connected to the chip, and a second end of the capacitor C53 is electrically connected to a second end of the capacitor C52.
Referring to fig. 2, in particular, the filter unit further includes a capacitor C54 and a capacitor C55, a first terminal of the capacitor C54 is electrically connected to the chip, a second terminal of the capacitor C54 is electrically connected to a second terminal of the capacitor C53, a first terminal of the capacitor C55 is electrically connected to the chip, and a second terminal of the capacitor C55 is electrically connected to a second terminal of the capacitor C54.
Referring to fig. 2, more specifically, the filtering unit further includes a capacitor C45, a capacitor C46, a capacitor C47, and a capacitor C48, wherein a first end of the capacitor C45 is electrically connected to the chip, a second end of the capacitor C45 is electrically connected to ground, a first end of the capacitor C46 is electrically connected to the chip, a second end of the capacitor C46 is electrically connected to a second end of the capacitor C45, a first end of the capacitor C47 is electrically connected to the chip, a second end of the capacitor C47 is electrically connected to a second end of the capacitor C46, a first end of the capacitor C48 is electrically connected to the chip, and a second end of the capacitor C48 is electrically connected to a second end of the capacitor C47. The filtering unit further comprises a capacitor C56, one end of the capacitor C56 is electrically connected with the chip, and the other end of the capacitor C56 is grounded.
Referring to fig. 2, more specifically, the filter unit further includes a capacitor C48 and a capacitor C49, a first terminal of the capacitor C48 is electrically connected to the chip, a second terminal of the capacitor C48 is electrically connected to a second terminal of the capacitor C47, a first terminal of the capacitor C49 is electrically connected to the chip, and a second terminal of the capacitor C49 is electrically connected to a second terminal of the capacitor C48. The filtering unit further comprises a capacitor C43 and a capacitor C44, one end of the capacitor C43 is electrically connected with the chip, the other end of the capacitor C43 is electrically connected with the connector 300, one end of the capacitor C44 is electrically connected with the chip, and the other end of the capacitor C44 is electrically connected with the connector.
It should be noted that the filtering unit plays a role of filtering out ripples in the circuit, so that the waveform is smoother.
Referring to fig. 2, in an embodiment, the current limiting unit includes a resistor R161, a resistor R155, and a resistor R156, one end of the resistor R161 is electrically connected to the chip, the other end of the resistor R161 is grounded, one end of the resistor R155 is electrically connected to the chip, the other end of the resistor R155 is grounded, one end of the resistor R156 is electrically connected to the chip, and the other end of the resistor R156 is grounded.
Referring to fig. 2, in particular, the current limiting unit further includes a resistor R70, and the resistor R70 is electrically connected to the connector 300.
The resistor R161, the resistor R155, the resistor R156, and the resistor R70 reduce the current in the circuit, and prevent the circuit from being damaged by an excessive current.
Referring to fig. 2, in an embodiment, the energy storage unit includes a capacitor C80 and a capacitor C84, one end of the capacitor C80 is electrically connected to the chip, the other end of the capacitor C80 is electrically connected to the resistor R70, one end of the capacitor C84 is electrically connected to the chip, and the other end of the capacitor C84 is electrically connected to the connector 300.
It should be noted that the capacitor C80 and the capacitor C84 are energy storage capacitors for storing electric energy to provide pulse current energy of the output power.
Compared with the prior art, the utility model has the advantages of it is following:
according to the source board-based T-CON driving circuit 10, the signal conversion module 200 originally on the T-CON board is integrated on the source board 100 by utilizing the space of the source board 100, and then is electrically connected with the T-CON board through the connector 300 on the source board 100, so that the number of T-CON patch elements can be reduced, the patch efficiency can be improved, meanwhile, the dense lines can be avoided, and the operable space can be increased; furthermore, the consumable material of the T-CON plate can be reduced, and the production cost is greatly reduced.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A source board-based T-CON driving circuit, comprising:
a source board;
the signal conversion module comprises a chip, a filtering unit, an energy storage unit and a current limiting unit, wherein the chip, the filtering unit, the energy storage unit and the current limiting unit are respectively arranged on the source board, and the filtering unit, the energy storage unit and the current limiting unit are respectively and electrically connected with the chip; and
the connector is electrically connected with the chip, the filtering unit and the energy storage unit respectively, and is used for being electrically connected with the T-CON board.
2. The source board based T-CON driving circuit as claimed in claim 1, wherein the filtering unit comprises a capacitor C50, a capacitor C51, a capacitor C52 and a capacitor C53, a first end of the capacitor C50 is electrically connected to the chip, a second end of the capacitor C50 is grounded, a first end of the capacitor C51 is electrically connected to the chip, a second end of the capacitor C51 is electrically connected to a second end of the capacitor C50, a first end of the capacitor C52 is electrically connected to the chip, a second end of the capacitor C52 is electrically connected to a second end of the capacitor C51, a first end of the capacitor C53 is electrically connected to the chip, and a second end of the capacitor C53 is electrically connected to a second end of the capacitor C52.
3. The source board based T-CON driving circuit as claimed in claim 2, wherein the filter unit further comprises a capacitor C54 and a capacitor C55, a first terminal of the capacitor C54 is electrically connected to the chip, a second terminal of the capacitor C54 is electrically connected to a second terminal of the capacitor C53, a first terminal of the capacitor C55 is electrically connected to the chip, and a second terminal of the capacitor C55 is electrically connected to a second terminal of the capacitor C54.
4. The source board based T-CON driving circuit as claimed in claim 1, wherein the filter unit further comprises a capacitor C45, a capacitor C46, a capacitor C47 and a capacitor C48, wherein a first terminal of the capacitor C45 is electrically connected to the chip, a second terminal of the capacitor C45 is grounded, a first terminal of the capacitor C46 is electrically connected to the chip, a second terminal of the capacitor C46 is electrically connected to a second terminal of the capacitor C45, a first terminal of the capacitor C47 is electrically connected to the chip, a second terminal of the capacitor C47 is electrically connected to a second terminal of the capacitor C46, a first terminal of the capacitor C48 is electrically connected to the chip, and a second terminal of the capacitor C48 is electrically connected to a second terminal of the capacitor C47.
5. The source board based T-CON driving circuit as claimed in claim 4, wherein the filter unit further comprises a capacitor C48 and a capacitor C49, a first terminal of the capacitor C48 is electrically connected to the chip, a second terminal of the capacitor C48 is electrically connected to a second terminal of the capacitor C47, a first terminal of the capacitor C49 is electrically connected to the chip, and a second terminal of the capacitor C49 is electrically connected to a second terminal of the capacitor C48.
6. The source board based T-CON driving circuit as claimed in claim 1, wherein the filter unit further comprises a capacitor C43 and a capacitor C44, one end of the capacitor C43 is electrically connected to the chip, the other end of the capacitor C43 is electrically connected to the connector, one end of the capacitor C44 is electrically connected to the chip, and the other end of the capacitor C44 is electrically connected to the connector.
7. The source board-based T-CON driving circuit as claimed in claim 1, wherein the current limiting unit comprises a resistor R161, a resistor R155 and a resistor R156, one end of the resistor R161 is electrically connected to the chip, the other end of the resistor R161 is grounded, one end of the resistor R155 is electrically connected to the chip, the other end of the resistor R155 is grounded, one end of the resistor R156 is electrically connected to the chip, and the other end of the resistor R156 is grounded.
8. The source board based T-CON drive circuit of claim 1, wherein the current limiting unit further comprises a resistor R70, the resistor R70 being electrically connected to the connector.
9. The source board based T-CON driving circuit as claimed in claim 8, wherein the energy storage unit comprises a capacitor C80 and a capacitor C84, one end of the capacitor C80 is electrically connected to the chip, the other end of the capacitor C80 is electrically connected to the resistor R70, one end of the capacitor C84 is electrically connected to the chip, and the other end of the capacitor C84 is electrically connected to the connector.
10. The source board based T-CON driving circuit as claimed in claim 1, wherein the filtering unit further comprises a capacitor C56, one end of the capacitor C56 is electrically connected to the chip, and the other end of the capacitor C56 is connected to ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022750960.3U CN213781547U (en) | 2020-11-24 | 2020-11-24 | T-CON drive circuit based on source board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022750960.3U CN213781547U (en) | 2020-11-24 | 2020-11-24 | T-CON drive circuit based on source board |
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| Publication Number | Publication Date |
|---|---|
| CN213781547U true CN213781547U (en) | 2021-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022750960.3U Active CN213781547U (en) | 2020-11-24 | 2020-11-24 | T-CON drive circuit based on source board |
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| Country | Link |
|---|---|
| CN (1) | CN213781547U (en) |
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- 2020-11-24 CN CN202022750960.3U patent/CN213781547U/en active Active
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