CN201044271Y - Connector and printed circuit board with low impedance power supply return circuit - Google Patents
Connector and printed circuit board with low impedance power supply return circuit Download PDFInfo
- Publication number
- CN201044271Y CN201044271Y CNU2007200052355U CN200720005235U CN201044271Y CN 201044271 Y CN201044271 Y CN 201044271Y CN U2007200052355 U CNU2007200052355 U CN U2007200052355U CN 200720005235 U CN200720005235 U CN 200720005235U CN 201044271 Y CN201044271 Y CN 201044271Y
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- connector
- circuit board
- pcb
- printed circuit
- contact
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Abstract
A connector and printed board with low-impedance power supply circuit mainly adopts the following structure: at least one surface of the printed board is formed into a plurality of golden finger contact parts; moreover, the edge of a non front-back surface is formed into a conducting contact part which is in electric contact with the contact terminal arranged at the corresponding position of the connector. When electric power is transmitted through the components, a plurality of parallel current paths can be formed and the impedance of the circuit is substantially reduced due to parallel relation; therefore, power loss of the power supply circuit is reduced to increase overall power supply efficiency.
Description
Technical field
The utility model relates to a kind of connector and the printed circuit board (PCB) that is used, and relates in particular to a kind of connector and printed circuit board (PCB) that applies to current supply circuit and the low impedance loop of tool.
Background technology
(Volatge Regulator Module is in order to supply all-mains power supply to microprocessor, because therefore the convertible adjusting supply of voltage-regulation module voltage can allow same motherboard change the outfit and use the processor of different voltages VRM) to the voltage-regulation module.
The voltage-regulation module generally is to adopt the mode of module subcard to be mounted on the motherboard again, meaning is that the voltage-regulation module itself is incorporated on the printed circuit board (PCB), be plugged in the connector default on the motherboard with similar interface card form, its the two electric connection mode is as shown in Figure 4, be to make this printed circuit board (PCB) 70 form several golden finger contact sites 71 in the table/bottom surface opposite position of an end, with with connector 80 on the set contact terminal of correspondence position 81 constitute and electrically contact, so that send power supply on the motherboard 90 load component 91 (being CPU) via connector 80, supply its working power.Along with the raising of part power demands such as CPU on the motherboard, golden finger contact site and the formed equivalent eccentric electrical impedance of connector electrical contacts must manage to reduce, and to lower the power loss of this part, improve whole power supply efficiency of supply.But have the printed circuit board (PCB) of voltage-regulation module use now and be used the adaptation scheme that connector still lacks effective distribution in this regard.
See also shown in Figure 5, it is the current path schematic diagram of 70 of aforementioned connector 80 and printed circuit board (PCB)s, shown in Figure 6 then is equivalent circuit diagram, printed circuit board (PCB) 70 its golden finger contact sites 71 of existing voltage-regulation module are to be distributed in relative both sides, total resistance of supposing all contact resistances of I1 path and conduction resistance is R1, total resistance of all contact resistances of 12 paths and conduction resistance is R2, and then the equivalent resistance Reql from voltage-regulation module current potential Va to load component is R1 R2 in parallel; Because the current value on two paths is quite big, therefore must manage to reduce the equivalent resistance Req1 on this loop, with effective increase power supplying efficiency.
The utility model content
Technical problem underlying to be solved in the utility model is, overcome the above-mentioned defective that prior art exists, and provide a kind of connector and printed circuit board (PCB) of tool Low ESR current supply circuit, it utilizes special design that the equivalent resistance on the current supply circuit is significantly reduced, and significantly promotes power supplying efficiency.
The connector and the printed circuit board (PCB) of the utility model tool Low ESR current supply circuit are:
A kind of connector and printed circuit board (PCB) of tool Low ESR current supply circuit is characterized in that, comprising: a printed circuit board (PCB) be formed with several golden finger contact sites at least simultaneously, and the edge in non-positive and negative surface is formed with an electrically conducting contact; A connector is formed with a slot on it, be arranged with several first contact terminals in the slot on relative cell wall, is corresponding to the golden finger contact site on the printed circuit board (PCB); Further be provided with at least one second contact terminal again in the slot, this second contact terminal is with respect to the electrically conducting contact on the printed circuit board (PCB).
The connector and the printed circuit board (PCB) of aforementioned tool Low ESR current supply circuit, wherein printed circuit board (PCB) is to form several and relative golden finger contact site respectively in the positive and negative surface of an end.
The connector and the printed circuit board (PCB) of aforementioned tool Low ESR current supply circuit, wherein printed circuit board (PCB) is the end end face formation electrically conducting contact in contiguous golden finger contact site.
The connector and the printed circuit board (PCB) of aforementioned tool Low ESR current supply circuit, wherein second contact terminal of connector is the place, slot bottom that is located at connector.
The connector and the printed circuit board (PCB) of aforementioned tool Low ESR current supply circuit, wherein connector first contact terminal bottom is an electric connecting terminal, its inboard has then extended to form a conflict sheet, this conflict sheet is formed with the turning point of slot central authorities bending on one day in suitable height place, and makes that relative highlight is the contact site.
The connector of the utility model tool Low ESR current supply circuit is:
A kind of connector of tool Low ESR current supply circuit is characterized in that, mainly makes being formed with a slot on a connector, is arranged with several first contact terminals in the slot on relative cell wall, and one first supply path is provided; Further be provided with at least one second contact terminal again in the slot, one second supply path is provided; First, second supply path of aforementioned connector is connected to load jointly.
The connector of aforementioned tool Low ESR current supply circuit, wherein second contact terminal of connector is the place, slot bottom that is located at connector.
The connector of aforementioned tool Low ESR current supply circuit, wherein connector first contact terminal bottom is an electric connecting terminal, its inboard has then extended to form a conflict sheet, and the conflict sheet is formed with the turning point of slot central authorities bending on one day in suitable height place, and makes that relative highlight is the contact site.
The printed circuit board (PCB) of the utility model tool Low ESR current supply circuit is:
A kind of printed circuit board (PCB) of tool Low ESR current supply circuit is characterized in that, mainly make a printed circuit board (PCB) be formed with several golden finger contact sites at least simultaneously, and the edge in non-positive and negative surface is formed with an electrically conducting contact.
The printed circuit board (PCB) of aforementioned tool Low ESR current supply circuit, wherein printed circuit board (PCB) is to form plural number and relative golden finger contact site respectively in the positive and negative surface of an end.
The printed circuit board (PCB) of aforementioned tool Low ESR current supply circuit, wherein printed circuit board (PCB) is the end end face formation electrically conducting contact in contiguous golden finger contact site.
The beneficial effects of the utility model are that it utilizes special design that the equivalent resistance on the current supply circuit is significantly reduced, and significantly promotes power supplying efficiency.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is a current path schematic diagram of the present utility model.
Fig. 3 is an equivalent circuit diagram of the present utility model.
Fig. 4 is the structural representation of known subcard formula voltage-regulation module.
Fig. 5 is the current path schematic diagram of known subcard formula voltage-regulation module.
Fig. 6 is the equivalent circuit diagram of known subcard formula voltage-regulation module.
The number in the figure explanation:
10 printed circuit board (PCB)s, 11,12 golden finger contact sites
13 electrically conducting contacts, 20 connectors
200 slots, 21,22 first contact terminals
211,221 electric connecting terminals, 212,222 conflict sheets
23 second contact terminals, 30 motherboards
31 load components
70 printed circuit board (PCB)s, 71 golden finger contact sites
80 connectors, 81 contact terminals
90 motherboards, 91 load components
Embodiment
At first seeing also Fig. 1 is the user mode schematic diagram of the utility model one preferred embodiment, one voltage-regulation module (VRM) is to be incorporated on the printed circuit board (PCB) 10 with a subcard form, this printed circuit board (PCB) 10 is formed with several golden finger contact sites 11,12 at least simultaneously, and the edge in non-positive and negative surface is formed with an electrically conducting contact 13; In the present embodiment, aforementioned printed circuit board (PCB) 10 is to form several and relative golden finger contact site 11,12 respectively in the positive and negative surface of an end, and forms electrically conducting contact 13 in a contiguous end end face with golden finger contact site 11,12.
Aforesaid voltage adjusting module is to be installed on the motherboard 30 by a connector 20 again, and the load component CPU on the motherboard 30 is supplied the DC power supply of matching voltage; Wherein:
Be formed with a slot 200 on this connector 20, on relative cell wall, be arranged with several first contact terminals 21,22 in the slot 200, again, further be provided with at least one second contact terminal 23 in the slot 200, this second contact terminal 23 is with respect to the electrically conducting contact on the printed circuit board (PCB) 10 13, in the present embodiment, aforementioned second contact terminal 23 is the places, slot 23 bottoms that are located at connector 20.First contact terminal, 21,22 bottoms are electric connecting terminal 211,221 again, its inboard has then respectively extended to form a conflict sheet 212,222, conflict sheet 212,222 is formed with the turning point of slot 200 central authorities bending on one day in suitable height place, and make that relative highlight is the contact site, when printed circuit board (PCB) 10 inserts the slot 200 of connector 20, the turning point highlight of this conflict sheet 212,222 is suitable can conflict on golden finger contact terminal 11,12 surfaces of printed circuit board (PCB) 10 lower ends, electrically contacts with formation.
When aforementioned connector 20 is installed on the motherboard 30, the first/the second contact terminal 21 that order is in parallel, 22,23 are connected to the power input of load component 31 on the motherboard 30 jointly, insert the slot 200 of connector 20 when aforementioned printed circuit board (PCB) 10, during by 31 power supplies of the load component on 20 pairs of motherboards 30 of connector, will be by golden finger contact site 11,12, the electrically conducting contact 13 and the first/the second contact terminal 21,22,23 constitute a current path I1～I3 who is connected to load component respectively (sees also Fig. 2, shown in Figure 3, it represents the current path schematic diagram and the equivalent circuit diagram of present embodiment respectively), total resistance of supposing last all contact resistances of current path I1 and conduction resistance is R1, total resistance that current path I2 goes up all contact resistances and conduction resistance is R2, total resistance that current path I3 goes up all contact resistances and conduction resistance is R3, then the equivalent resistance Rqe2 from voltage-regulation module current potential Va to load component 31 is R1 R2 in parallel R3 in parallel, owing to add resistance R 3 parallel connections, make the Req2 value less than the equivalent resistance Req1 before the parallel resistance R3 not, reach the reduction impedance, promote the effect of whole efficiency.
Claims (11)
1. the connector and the printed circuit board (PCB) of a tool Low ESR current supply circuit is characterized in that, comprising:
One printed circuit board (PCB) be formed with several golden finger contact sites at least simultaneously, and the edge in non-positive and negative surface is formed with an electrically conducting contact;
A connector is formed with a slot on it, be arranged with several first contact terminals in the slot on relative cell wall, is corresponding to the golden finger contact site on the printed circuit board (PCB); Further be provided with at least one second contact terminal in the slot, this second contact terminal is with respect to the electrically conducting contact on the printed circuit board (PCB).
2. according to the connector and the printed circuit board (PCB) of the described tool Low ESR of claim 1 current supply circuit, it is characterized in that described printed circuit board (PCB) is to form several and relative golden finger contact site respectively in the positive and negative surface of an end.
3. according to the connector and the printed circuit board (PCB) of the described tool Low ESR of claim 2 current supply circuit, it is characterized in that described printed circuit board (PCB) is the end end face formation electrically conducting contact in contiguous golden finger contact site.
4. according to the connector and the printed circuit board (PCB) of the described tool Low ESR of claim 3 current supply circuit, second contact terminal that it is characterized in that described connector is the place, slot bottom that is located at connector.
5. according to the connector and the printed circuit board (PCB) of each described tool Low ESR current supply circuit in the claim 1 to 4, it is characterized in that described connector first contact terminal bottom is electric connecting terminal, its inboard has then extended to form a conflict sheet, this conflict sheet is formed with the turning point of slot central authorities bending on one day in suitable height place, and makes that relative highlight is the contact site.
6. the connector of a tool Low ESR current supply circuit is characterized in that, mainly makes being formed with a slot on a connector, is arranged with several first contact terminals in the slot on relative cell wall, and one first supply path is provided; Further be provided with at least one second contact terminal again in the slot, one second supply path is provided;
First, second supply path of aforementioned connector is connected to load jointly.
7. according to the connector of the described tool Low ESR of claim 6 current supply circuit, second contact terminal that it is characterized in that described connector is the place, slot bottom that is located at connector.
8. according to the connector of claim 6 or 7 described tool Low ESR current supply circuits, it is characterized in that described connector first contact terminal bottom is electric connecting terminal, its inboard has then extended to form a conflict sheet, the conflict sheet is formed with the turning point of slot central authorities bending on one day in suitable height place, and makes that relative highlight is the contact site.
9. the printed circuit board (PCB) of a tool Low ESR current supply circuit is characterized in that, mainly make a printed circuit board (PCB) be formed with several golden finger contact sites at least simultaneously, and the edge in non-positive and negative surface is formed with an electrically conducting contact.
10. according to the printed circuit board (PCB) of the described tool Low ESR of claim 9 current supply circuit, it is characterized in that described printed circuit board (PCB) is to form plural number and relative golden finger contact site respectively in the positive and negative surface of an end.
11., it is characterized in that described printed circuit board (PCB) is the end end face formation electrically conducting contact in contiguous golden finger contact site according to the printed circuit board (PCB) of claim 9 or 10 described tool Low ESR current supply circuits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200052355U CN201044271Y (en) | 2007-03-01 | 2007-03-01 | Connector and printed circuit board with low impedance power supply return circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200052355U CN201044271Y (en) | 2007-03-01 | 2007-03-01 | Connector and printed circuit board with low impedance power supply return circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201044271Y true CN201044271Y (en) | 2008-04-02 |
Family
ID=39259158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200052355U Expired - Fee Related CN201044271Y (en) | 2007-03-01 | 2007-03-01 | Connector and printed circuit board with low impedance power supply return circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201044271Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110890652A (en) * | 2018-09-07 | 2020-03-17 | 广濑电机株式会社 | Electric connector assembly |
| CN116204057A (en) * | 2023-05-05 | 2023-06-02 | 深圳市桑格尔科技股份有限公司 | Assembly component in computer server |
-
2007
- 2007-03-01 CN CNU2007200052355U patent/CN201044271Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110890652A (en) * | 2018-09-07 | 2020-03-17 | 广濑电机株式会社 | Electric connector assembly |
| CN110890652B (en) * | 2018-09-07 | 2023-08-04 | 广濑电机株式会社 | Electric connector assembly |
| CN116204057A (en) * | 2023-05-05 | 2023-06-02 | 深圳市桑格尔科技股份有限公司 | Assembly component in computer server |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: AcBel Electronic (Dongguan) Co., Ltd. Assignor: AcBel Polytech Inc. Contract fulfillment period: 2008.4.2 to 2014.4.1 Contract record no.: 2008990001557 Denomination of utility model: Connector and printed circuit board with low impedance power supply return circuit Granted publication date: 20080402 License type: Exclusive license Record date: 20081226 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.4.2 TO 2014.4.1; CHANGE OF CONTRACT Name of requester: KANGSHU ELECTRON ( DONGGUAN ) CO., LTD. Effective date: 20081226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080402 Termination date: 20150301 |
|
| EXPY | Termination of patent right or utility model |