CN201414069Y - CPCI standard interface power supply board - Google Patents
CPCI standard interface power supply board Download PDFInfo
- Publication number
- CN201414069Y CN201414069Y CN2009200267534U CN200920026753U CN201414069Y CN 201414069 Y CN201414069 Y CN 201414069Y CN 2009200267534 U CN2009200267534 U CN 2009200267534U CN 200920026753 U CN200920026753 U CN 200920026753U CN 201414069 Y CN201414069 Y CN 201414069Y
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- Prior art keywords
- power supply
- voltage
- regulating circuit
- cpci
- supply board
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- Expired - Fee Related
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- 102100029368 Cytochrome P450 2C18 Human genes 0.000 title claims abstract description 22
- 101000919360 Homo sapiens Cytochrome P450 2C18 Proteins 0.000 title claims abstract description 22
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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Abstract
The utility model provides a CPCI standard interface power supply board, which belongs to the field of power converters. The power supply board comprises a voltage regulation circuit, an overcurrent circuit protection module and a CPCI standard power interface; the input end of the voltage regulation circuit is connected with a direct-current power supply, and the output end is connected with theCPCI standard power interface; the input end of the overcurrent circuit protection module is connected with the voltage regulation circuit, and the input end is connected with the direct-current powersupply. Compared with the prior art, the power supply board has the advantages of reasonable design, simple structure and convenient use, and can supply reliable and standard voltage.
Description
Technical field
The utility model relates to a kind of power supply changeover device, specifically a kind of CPCI standard interface power panel.
Background technology
Because common input supply voltage is steady inadequately, particular machines or original paper can't obtain reliable voltage, so that can't work or job insecurity.CPCI (full name Compact PCI) power interface is a kind of standard interface, the CPCI power supply has obtained approval widely in the application of computer, industry, telecommunications and military industry field, the CPCI power supply is DC power supply to be adjusted by the functional part that is provided with in DC power supply input back to reach the standard out-put supply, there is a lot of chip manufacturer that the power conversion chip of high-performance, high reliability is provided at present, and provides reliable voltage to adjust solution.
Summary of the invention
It is simple in structure that the utility model provides, reasonable in design and a kind of CPCI standard interface power panel of reliable voltage can be provided.
A kind of CPCI standard interface power panel of the present utility model realizes that in the following manner the structure of this power panel comprises voltage-regulating circuit, overcurrent circuit protection module and CPCI reference power supply interface; The input of voltage-regulating circuit is connected with DC power supply, and output is connected with CPCI reference power supply interface; The input of overcurrent circuit protection module is connected with voltage-regulating circuit, and input is connected with DC power supply.
Voltage-regulating circuit comprises+the 12V voltage-regulating circuit ,-12V voltage-regulating circuit, 5V voltage-regulating circuit and 3.3V voltage-regulating circuit.
Overcurrent circuit protection module is connected with the 3.3V voltage-regulating circuit with the 5V voltage-regulating circuit.
DC power supply is 20V～40V.
Input 20V～40V direct voltage by behind the voltage-regulating circuit respectively output+12V ,-power supply of 12V, 5V, 3.3V, and externally power by CPCI power standard interface.Design overcurrent circuit protection module onboard and carry out overcurrent monitoring according to the current feedback of 5V and 3.3V power supply, if any over-current phenomenon avoidance, the input of can cutting off the electricity supply automatically of overcurrent circuit protection module is controlled risk.
The beneficial effects of the utility model are:
1, reasonable in design, simple in structure, can adjust DC power supply, so that the output voltage of safe criterion to be provided.
Safe and reliable when 2, using, can cut off the input of overcurrent power supply automatically, control risk.
Description of drawings
Accompanying drawing 1 is a kind of structural principle schematic diagram of CPCI standard interface power panel.
Embodiment
Below in conjunction with accompanying drawing the utility model is done following detailed description the in detail.
Embodiment:
As shown in Figure 1, the structure of this power panel is made up of voltage-regulating circuit, overcurrent circuit protection module and CPCI reference power supply interface; The input of voltage-regulating circuit is connected with DC power supply, and output is connected with CPCI reference power supply interface; The input of overcurrent circuit protection module is connected with voltage-regulating circuit, and input is connected with DC power supply; Voltage-regulating circuit comprises+the 12V voltage-regulating circuit ,-12V voltage-regulating circuit, 5V voltage-regulating circuit and 3.3V voltage-regulating circuit, overcurrent circuit protection module is connected with the 3.3V voltage-regulating circuit with the 5V voltage-regulating circuit; DC power supply is 20V～40V.
Except that the described technical characterictic of specification, be those skilled in the art's known technology.
Claims (4)
1, a kind of CPCI standard interface power panel is characterized in that comprising voltage-regulating circuit, overcurrent circuit protection module and CPCI reference power supply interface; The input of voltage-regulating circuit is connected with DC power supply, and output is connected with CPCI reference power supply interface; The input of overcurrent circuit protection module is connected with voltage-regulating circuit, and input is connected with DC power supply.
2, a kind of CPCI standard interface power panel according to claim 1, it is characterized in that voltage-regulating circuit comprise+the 12V voltage-regulating circuit ,-12V voltage-regulating circuit, 5V voltage-regulating circuit and 3.3V voltage-regulating circuit.
3, a kind of CPCI standard interface power panel according to claim 1 and 2 is characterized in that overcurrent circuit protection module is connected with the 3.3V voltage-regulating circuit with the 5V voltage-regulating circuit.
4, a kind of CPCI standard interface power panel according to claim 1 is characterized in that DC power supply is 20V～40V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200267534U CN201414069Y (en) | 2009-06-02 | 2009-06-02 | CPCI standard interface power supply board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200267534U CN201414069Y (en) | 2009-06-02 | 2009-06-02 | CPCI standard interface power supply board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201414069Y true CN201414069Y (en) | 2010-02-24 |
Family
ID=41715949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200267534U Expired - Fee Related CN201414069Y (en) | 2009-06-02 | 2009-06-02 | CPCI standard interface power supply board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201414069Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104007397A (en) * | 2014-06-06 | 2014-08-27 | 浪潮电子信息产业股份有限公司 | Extensible simple power source aging test instrument based on basic resistor circuit |
-
2009
- 2009-06-02 CN CN2009200267534U patent/CN201414069Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104007397A (en) * | 2014-06-06 | 2014-08-27 | 浪潮电子信息产业股份有限公司 | Extensible simple power source aging test instrument based on basic resistor circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100224 Termination date: 20120602 |