CN210665906U - Simulation test device for verifying dynamic response of power conversion module - Google Patents
Simulation test device for verifying dynamic response of power conversion module Download PDFInfo
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- CN210665906U CN210665906U CN201921130866.9U CN201921130866U CN210665906U CN 210665906 U CN210665906 U CN 210665906U CN 201921130866 U CN201921130866 U CN 201921130866U CN 210665906 U CN210665906 U CN 210665906U
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- conversion module
- power conversion
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- dynamic response
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- 238000012360 testing method Methods 0.000 title claims abstract description 70
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 39
- 238000004088 simulation Methods 0.000 title claims abstract description 12
- 238000004891 communication Methods 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a solve the problem that exists among the prior art, the innovation has provided a simulation testing arrangement who verifies power conversion module dynamic response, include: the switch board, draw and carry test equipment, test terminal, connector, the switch board includes power conversion module and draws the support plate, draw the support plate to set up and exchange the chip position in the switch board, power conversion module is for drawing the support plate power supply, draws the support plate to pass through the connector and draw and carry test equipment and be connected, draw the test output who carries test equipment and be connected with test terminal, can accurately verify the dynamic response of the power conversion module who supplies power for exchanging the chip, avoid the restriction of the line number of drawing of weldable to improve the reliability and the stability of exchanging chip work, provide the guarantee for the reliability of entire system work.
Description
Technical Field
The utility model belongs to the technical field of power conversion module test and specifically relates to a verify power conversion module dynamic response's emulation testing arrangement is related to.
Background
With the rapid development of high-end switches, the power of a switching chip is also continuously increased, and the output current of a power conversion module (VR) is up to hundreds of amperes. For the current change of large current and high current slope, the current slope which can be achieved by the traditional load pulling equipment is limited, and due to the limitation of the load pulling point space of the exchange chip, the dynamic response of the power conversion module can be verified only by carrying out load pulling at the power end, and the verification cannot be performed from the load end. In the traditional pulling load mode, the influence of a path output from the power conversion module to the exchange chip on the dynamic response of the power conversion module cannot be verified, so that the loop stability of the power conversion module design cannot be accurately verified.
In the prior art, a pull wire is welded at a plate end by scraping a copper sheet from a pin at the plate end of an exchange chip, which has certain limitation. The number of pins under the switching chip and the area of the copper sheet which can be used for welding limit the number of the weldable pull-load wires, and the pull-load equipment connected with the pull-load wires cannot reach the current slope required by the switching chip, so that the working reliability of the switching chip is not high.
Disclosure of Invention
The utility model discloses a solve the problem that exists among the prior art, the innovation has provided a simulation testing arrangement who verifies power conversion module dynamic response, can the accurate dynamic response who verifies the VR for exchanging the chip power supply, avoids the restriction of the line number of carrying of weldable to improve the reliability of exchanging the chip work.
An aspect of the utility model provides a verify power conversion module dynamic response's emulation testing arrangement, include: the switch board comprises a power conversion module and a pull-load board, wherein the pull-load board is arranged in the switch board and used for exchanging chip positions, the power conversion module supplies power for the pull-load board, the pull-load board is connected with the pull-load test equipment through a connector, and a test output end of the pull-load test equipment is connected with the test terminal.
In combination with this aspect, in a first possible implementation manner of this aspect, the test terminal includes a first test terminal and a second test terminal, and the first test terminal is connected to the second test terminal through a bus.
Further, the first test terminal is an oscilloscope, and the second test terminal is a PC.
In a second possible implementation manner of this aspect in combination with this aspect, the bus is a GPIB bus.
In combination with this aspect, in a third possible implementation manner of this aspect, a plurality of pins are disposed on a side where the pull-and-load board is connected to the switch board, and the arrangement of the plurality of pins is the same as that of the pins of the original switch chip.
In combination with this aspect, in a fourth possible implementation manner of this aspect, one side of the pull-load board, which is connected to the pull-load test device, is connected to the pull-load test device through a connector.
In combination with this aspect, in a fifth possible implementation manner of this aspect, the pull load test device is a CPU VRTT.
In combination with this aspect, in a sixth possible implementation manner of this aspect, the power conversion module communicates with the pull load test device through a communication interface.
The utility model discloses a technical scheme include following technological effect:
the utility model discloses a problem that exists among the prior art, the innovation has provided a simulation testing arrangement who verifies power conversion module dynamic response, can the accurate verification for the dynamic response of the power conversion module of exchanging the chip power supply, avoids the restriction of the line number of carrying of drawing of weldable to improve the reliability of exchanging chip work, have great meaning to the reliability of switch system.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed.
Drawings
For a clear explanation of the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for a person skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic view of a device according to an embodiment of the present invention.
Detailed Description
In order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings. The following disclosure provides many different embodiments, or examples, for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. It should be noted that the components illustrated in the figures are not necessarily drawn to scale. Descriptions of well-known components and processing techniques and processes are omitted so as to not unnecessarily limit the invention.
Example one
As shown in fig. 1, the utility model provides a verify power conversion module dynamic response's emulation testing arrangement, include: the switch board 1 comprises a power conversion module 11 and a pull-load board 12, the pull-load board 12 is arranged in the switch board 1 at the position of a primary switch chip, the power conversion module 11 supplies power to the pull-load board 12, the pull-load board 12 is connected with the pull-load test equipment 2 through the connector 4, and the test output end of the pull-load test equipment 2 is connected with the test terminal 3.
The test terminal 3 includes a first test terminal 31 and a second test terminal 32, and the first test terminal 31 is connected to the second test terminal 32 through a bus.
The first test terminal 31 may be an oscilloscope and the second test terminal 32 may be a PC. The Bus is a GPIB (General-Purpose Interface Bus), which is a Bus for connecting devices and computers. The oscilloscope is connected with the pull load test equipment through a differential probe, and the PC is connected through a USB (Universal Serial Bus) Bus.
The side of the pulling and carrying board 12 connected with the switch board 1 is provided with a plurality of pins, and the arrangement of the plurality of pins is the same as the pins of the original switch chip. The length and width dimensions of the pull-carrier plate 12 need to be exactly matched to the switch chip.
One side of the pull-load board 12 connected with the pull-load test equipment 2 is connected with the pull-load test equipment 2 through a connector 4, wherein the connector 4 is a multi-pin connector.
The pull-load test device 2 is a CPU VRTT, i.e. a pull-load device utilizing the high current and high current slope available from intel corporation.
The power conversion module 1 communicates with the pull load test device 2 through a communication interface, and in order to implement communication, the power conversion module 1 needs to have an SVID (serial voltage identification, i.e., an SVID bus communication protocol for controlling data transmission between power management) function.
Through the PC, the pull load test equipment 2 is controlled to pull dynamic loads for the power conversion modules to be verified on the switch board 1, the dynamic response of the power conversion modules for supplying power to the switch chip can be accurately verified, the limitation of the number of weldable pull load lines is avoided, the working reliability and stability of the switch chip are improved, and the working reliability of the whole system is guaranteed.
The utility model discloses technical scheme also can be used for the dynamic response of the power conversion module of the chip of other high currents, high current slope to verify work, the utility model discloses do not limit here.
Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.
Claims (8)
1. A simulation test device for verifying dynamic response of a power conversion module is characterized by comprising: the switch board comprises a power conversion module and a pull-load board, wherein the pull-load board is arranged in the position of a central exchange chip in the switch board, the power conversion module supplies power for the pull-load board, the pull-load board is connected with the pull-load test equipment through a connector, and a test output end of the pull-load test equipment is connected with the test terminal.
2. The simulation test device for verifying the dynamic response of the power conversion module as claimed in claim 1, wherein the test terminals comprise a first test terminal and a second test terminal, and the first test terminal is connected with the second test terminal through a bus.
3. The simulation test device for verifying the dynamic response of the power conversion module as claimed in claim 2, wherein the first test terminal is an oscilloscope, and the second test terminal is a PC.
4. The emulation test device of verifying dynamic response of a power conversion module of claim 2, wherein the bus is a GPIB bus.
5. The simulation test device for verifying the dynamic response of the power conversion module as claimed in claim 1, wherein the side of the pull-load board connected to the switch board is provided with a plurality of pins, and the plurality of pins are arranged the same as the pins of the original switch chip.
6. The simulation test device for verifying the dynamic response of the power conversion module as claimed in claim 1, wherein the side of the pull-load board connected to the pull-load test device is connected to the pull-load test device through a connector.
7. The simulation test apparatus for verifying dynamic response of a power conversion module as claimed in claim 1, wherein the pull test device is a CPU VRTT.
8. The simulation test apparatus for verifying dynamic response of a power conversion module according to any one of claims 1 to 7, wherein the power conversion module communicates with the pull load test device through a communication interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921130866.9U CN210665906U (en) | 2019-07-18 | 2019-07-18 | Simulation test device for verifying dynamic response of power conversion module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921130866.9U CN210665906U (en) | 2019-07-18 | 2019-07-18 | Simulation test device for verifying dynamic response of power conversion module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210665906U true CN210665906U (en) | 2020-06-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921130866.9U Active CN210665906U (en) | 2019-07-18 | 2019-07-18 | Simulation test device for verifying dynamic response of power conversion module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210665906U (en) |
-
2019
- 2019-07-18 CN CN201921130866.9U patent/CN210665906U/en active Active
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