CN106291399A - A kind of measurement jig of power module PMBUS specialty - Google Patents
A kind of measurement jig of power module PMBUS specialty Download PDFInfo
- Publication number
- CN106291399A CN106291399A CN201610837953.2A CN201610837953A CN106291399A CN 106291399 A CN106291399 A CN 106291399A CN 201610837953 A CN201610837953 A CN 201610837953A CN 106291399 A CN106291399 A CN 106291399A
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- signal
- power module
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/40—Testing power supplies
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- General Physics & Mathematics (AREA)
- Tests Of Electronic Circuits (AREA)
Abstract
The invention discloses the measurement jig of a kind of power module PMBUS specialty, described measurement jig structure includes being provided with golden finger input and board lead-in wire outfan on tool board, power module holding tank and AC source input, tool board, wherein power module golden finger passes through golden finger input connection fixture board, the golden finger input end interface definition of tool board and power module meets the requirement of mainboard, two power modules are by the board lead-in wire outfan output signal relevant with test, it is not necessary to signal be to connect resistance to do grounding.By connecting power module and power supply test instrument, owing to power module is exposed in air, facilitate barcode scanning record, improve power module testing efficiency；By to working environment on mainboard of the design simulation power module of board, and ensure power supply various new can the demand of test.
Description
Technical field
The present invention relates to server hardware power module design field, be specifically related to a kind of power module PMBUS special
The measurement jig of industry.
Background technology
When being engaged in the design of server, we can find a lot of mainboard of large-scale server be all directly with power module phase
Connecting, do not transferred by power supply back frame, once there is exception in power module, directly will damage mainboard, even
Damaging the hardware support kits such as the CPU on mainboard and internal memory, these losses are all the hugest.If we are the most permissible before assembling
Analog power module application environment on mainboard, the performance of test power supply and stability, the most just can avoid loss, improve public affairs
Department's benefit.
Summary of the invention
The technical problem to be solved in the present invention is: the present invention is directed to problem above, it is provided that a kind of power module PMBUS specialty
Measurement jig.
The technical solution adopted in the present invention is:
The measurement jig of a kind of power module PMBUS specialty, described measurement jig structure includes that tool board, power module accommodate
It is provided with golden finger input and board lead-in wire outfan, wherein power module on groove and AC source input, tool board
Golden finger passes through the golden finger input end interface delimiter of golden finger input connection fixture board, tool board and power module
Closing the requirement of mainboard, comprise 12V voltage, GND, SDA, SCL, 12VSB, PS-ON, PWOK, two power modules are drawn by board
The signal that line output terminal output is relevant to test；Board lead-in wire lead-out terminal includes 1 24PIN terminal, a PMBUS terminal, 2
Individual 8PIN terminal, two 4PIN terminals, it is not necessary to signal be that even resistance does grounding, be fabricated to terminal by extraction
Form, convenient plug improves inspection speed；
The reference power source module power supply environment to mainboard, by arranging the wiring that each signal introduces and draws so that it is reach mould
Intend the purpose in main board power supply bad border, then connect power supply tester, test the various performance parameters of module, defeated including voltage x current
Go out precision, dynamic test, timing sequence test, ripple test, over-voltage and over-current, short circuit etc., it is ensured that power module assembles and is as good as when reaching the standard grade
Often, result in greater loss after preventing from assembling.
Power module holding tank can accommodate two power modules and be arranged side by side, and two power module parallel connections access jig plate
Card.
Described golden finger input end interface pin is A1-A25, B1-B25, and wherein A1-A9, B1-B9 input SGND, A10-
A18, B11-B18 input+12V, A19 export SDA signal, and A20 exports SCL signal, and A21 exports PSON# signal, and A22 exports
SMBAlart# signal, A23 exports+12V_RS+ signal, and A24 exports+12V_RS-signal, and A25 exports PWOK_ signal, and B19 is defeated
Going out A0_ signal, B20 exports A1_ signal, and B21 exports+12VSB signal, and B22 exports PSKILL# signal, B23 output+12V_LS
Signal, B24 exports SMART_ON signal, and B25 exports PRESENT_N#_ signal.
Described+12V voltage does different leading point, is respectively defined as 12V1,12V2,12V3,12V4,12V5,12V6, wherein
Two signals of 12V1 and 12V2 are distributed on 8pin terminal, and this pin signal precision prescribed when power supply test is high, connects the most respectively
The electric capacity of one 470uF, capacitance size is to mate electric capacity in power module in order to eliminate ripple.
Described 12VSB, as an output point, in order to distinguish two power modules, has therefore done address distribution, respectively
For B0 and B2, address is determined by two feet of A0, A1, if all ground connection is B0, an A1 ground connection is B2, and two modules are done and do not existed together
Reason.
Described PMBUS terminal directly leads out SCL, SDA and SMBAlter signal, SMART-O, PRESENT_NA,
PRESENT_NB, PSKILL are directly grounded.
Described 24pin terminal output signal includes PWOK signal and PSON signal, and the PWOK signal of two power modules connects
Diode is then in parallel together as output point, it is therefore an objective to prevent the PWOK signal of two power modules to be connected in parallel and cause
Current flowing backwards, impact test；PSON signal is individually drawn.
Described measurement jig supports the hot plug of power module, and supports the hot plug of board lead-in wire lead-out terminal.
The invention have the benefit that
Measurement jig of the present invention connects power module and power supply test instrument, owing to power module is exposed in air, conveniently sweeps
Code record, improves power module testing efficiency；Support the plug of power module additionally, due to this tool, support lead-out terminal
Plug, contact is more excellent, makes test convenient the most accurate；By the design simulation power module of board is being led
Working environment on plate, and ensure the various new demand that can test of power supply.
Accompanying drawing explanation
Fig. 1 is power module A output signal schematic representation on board；
Fig. 2 is power module B output signal on board；
Fig. 3 is+12V voltage leading point schematic diagram；
Fig. 4 is two power module address distribution schematic diagrams.
Detailed description of the invention
According to Figure of description, in conjunction with detailed description of the invention, the present invention is further described:
Embodiment 1:
The measurement jig of a kind of power module PMBUS specialty, described measurement jig structure includes that tool board, power module accommodate
It is provided with golden finger input and board lead-in wire outfan, wherein power module on groove and AC source input, tool board
Golden finger passes through the golden finger input end interface delimiter of golden finger input connection fixture board, tool board and power module
Closing the requirement of mainboard, comprise 12V voltage, GND, SDA, SCL, 12VSB, PS-ON, PWOK, two power modules are drawn by board
The signal that line output terminal output is relevant to test；Board lead-in wire outfan includes 1 24PIN terminal, a PMBUS terminal, 2
8PIN terminal, two 4PIN terminals, it is not necessary to signal be that even resistance does grounding, be fabricated to the shape of terminal by extraction
Formula, convenient plug improves inspection speed；
Wherein 24PIN termination pins definition: PIN1-12V5, PIN2-12V5, PIN3-GND/12VRS-, PIN4-12V6, PIN5-
GND, PIN6-12V6, PIN7-GND, PIN8-PWOK, PIN9-12VSB, PIN10-12V/12VRS+, PIN11-12V6,
PIN12-12V6, PIN13-12V5, PIN14-are empty, PIN15-GND, PIN16-PSON, PIN17-GND, PIN18-GND,
PIN19-GND, PIN20-are empty, PIN21-12V4, PIN22-12V4, PIN23-12V4, PIN24-GND；
PMBUS terminal output signal pin defines: PIN1-SCL, PIN2-SDA, PIN3-SMBAlter, PIN4-GND, PIN5-
Empty；
28 PIN terminal output signal pin definition are respectively as follows:
PIN1-GND, PIN2-GND, PIN3-GND, PIN4-GND, PIN5-12V1, PIN6-12V1, PIN7-12V1, PIN8-
12V1；
PIN1-GND, PIN2-GND, PIN3-GND, PIN4-GND, PIN5-12V2, PIN6-12V2, PIN7-12V2, PIN8-
12V2；
24 PIN terminal output signal pin definition: PIN1-GND, PIN2-GND, PIN3-12V3, PIN4-12V3.
The reference power source module power supply environment to mainboard, by arranging the wiring that each signal introduces and draws so that it is reach
To the purpose in simulation main board power supply bad border, then connecting power supply tester, the various performance parameters of test module, including voltage electricity
Stream output accuracy, dynamic test, timing sequence test, ripple test, over-voltage and over-current, short circuit etc., it is ensured that power module assembles when reaching the standard grade
Without exception, result in greater loss after preventing from assembling.
Embodiment 2
On the basis of embodiment 1, the present embodiment power module holding tank can accommodate two power modules and be arranged side by side, two electricity
Source module parallel connection accesses tool board.
Embodiment 3
As shown in Figure 1, 2, on the basis of embodiment 2, the present embodiment is two power module golden finger inputs of A, B, described
Golden finger input end interface pin is A1-A25, B1-B25, and wherein A1-A9, B1-B9 input SGND, and A10-A18, B11-B18 are defeated
Entering+12V, A19 and export SDA signal, A20 exports SCL signal, and A21 exports PSON# signal, and A22 exports SMBAlart# signal,
A23 exports+12V_RS+ signal, and A24 exports+12V_RS-signal, and A25 exports PWOK_A or B(A, two power supplys of B) signal, B19
Output A0_A or B(A, two power supplys of B) signal, B20 exports A1_A or B(A, two power supplys of B) and signal, B21 output+12VSB letter
Number, B22 exports PSKILL# signal, and B23 exports+12V_LS signal, and B24 exports SMART_ON signal, and B25 exports PRESENT_
N#_A or B(A, two power supplys of B) signal.
Embodiment 4
As it is shown on figure 3, on the basis of embodiment 3 ,+12V voltage described in the present embodiment does different leading point, is respectively defined as
12V1,12V2,12V3,12V4,12V5,12V6, wherein two signals of 12V1 and 12V2 are distributed on 8pin terminal, and this pin believes
Precision prescribed is high number when power supply test, has connect the electric capacity of a 470uF the most respectively, and capacitance size is to mate power supply mould
Electric capacity in block is in order to eliminate ripple.
Embodiment 5
As shown in Figure 4, on the basis of embodiment 3,12VSB described in the present embodiment is as an output point, in order to distinguish two
Individual power module, has therefore done address distribution, respectively B0 and B2, and address is determined by two feet of A0, A1, if all ground connection is
B0, an A1 ground connection is B2, and two modules do different disposal.
Embodiment 6
On the basis of embodiment 3, PMBUS terminal described in the present embodiment directly leads out SCL, SDA and SMBAlter signal,
SMART-O, PRESENT_NA, PRESENT_NB, PSKILL are directly grounded.
Embodiment 7
On the basis of embodiment 3,24pin terminal output signal described in the present embodiment includes PWOK signal and PSON signal, two
It is then in parallel together as output point that the PWOK signal of individual power module connects diode, it is therefore an objective to prevents two power modules
PWOK signal is connected in parallel and causes current flowing backwards, impact test；PSON signal is individually drawn.
Embodiment 8
On the basis of 1-7 any embodiment, measurement jig described in the present embodiment supports the hot plug of power module, and support plate
The hot plug of card lead-in wire lead-out terminal.
Embodiment is merely to illustrate the present invention, and not limitation of the present invention, about the ordinary skill of technical field
Personnel, without departing from the spirit and scope of the present invention, it is also possible to make a variety of changes and modification, the most all equivalents
Technical scheme fall within scope of the invention, the scope of patent protection of the present invention should be defined by the claims.
Claims (8)
1. the measurement jig of a power module PMBUS specialty, it is characterised in that described measurement jig structure includes jig plate
Golden finger input and board lead-in wire output it is provided with on card, power module holding tank and AC source input, tool board
End, wherein power module golden finger passes through the golden finger of golden finger input connection fixture board, tool board and power module
Input end interface definition meets the requirement of mainboard, comprises 12V voltage, GND, SDA, SCL, 12VSB, PS-ON, PWOK, two electricity
Source module exports the signal relevant to test by board lead-in wire outfan；Board lead-in wire lead-out terminal includes 1 24PIN end
Son, a PMBUS terminal, 2 8PIN terminals, two 4PIN terminals, it is not necessary to signal be that even resistance does grounding.
The measurement jig of a kind of power module PMBUS the most according to claim 1 specialty, it is characterised in that power module
Holding tank can accommodate two power modules and be arranged side by side, and two power module parallel connections access tool board.
The measurement jig of a kind of power module PMBUS the most according to claim 2 specialty, it is characterised in that described gold hands
Refer to that input end interface pin is A1-A25, B1-B25, wherein A1-A9, B1-B9 input SGND, A10-A18, B11-B18 input+
12V, A19 export SDA signal, and A20 exports SCL signal, and A21 exports PSON# signal, and A22 exports SMBAlart# signal, and A23 is defeated
Going out+12V_RS+ signal, A24 exports+12V_RS-signal, and A25 exports PWOK_ signal, and B19 exports A0_ signal, and B20 exports A1_
Signal, B21 exports+12VSB signal, and B22 exports PSKILL# signal, and B23 exports+12V_LS signal, and B24 exports SMART_ON
Signal, B25 exports PRESENT_N#_ signal.
The measurement jig of a kind of power module PMBUS the most according to claim 3 specialty, it is characterised in that described+12V
Voltage does different leading point, is respectively defined as 12V1,12V2,12V3,12V4,12V5,12V6, wherein 12V1 and 1,2V2 two letter
Number it is distributed on 8pin terminal, and connects the electric capacity of a 470uF respectively.
The measurement jig of a kind of power module PMBUS the most according to claim 3 specialty, it is characterised in that described 12VSB
As an output point, in order to distinguish two power modules, having done address distribution, respectively B0 and B2, address is by A0, A1 two
Individual foot determines, if all ground connection is B0, an A1 ground connection is B2, and two modules do different disposal.
The measurement jig of a kind of power module PMBUS the most according to claim 3 specialty, it is characterised in that described PMBUS
Terminal directly leads out SCL, SDA and SMBAlter signal, and SMART-O, PRESENT_NA, PRESENT_NB, PSKILL directly connect
Ground.
The measurement jig of a kind of power module PMBUS the most according to claim 3 specialty, it is characterised in that described 24pin
Terminal output signal includes PWOK signal and PSON signal, and the PWOK signal of two power modules connects diode then parallel connection together
As output point, PSON signal is individually drawn.
8. according to the measurement jig of the arbitrary described a kind of power module PMBUS specialty of claim 1-7, it is characterised in that institute
State measurement jig and support the hot plug of power module, and support the hot plug of board lead-in wire lead-out terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610837953.2A CN106291399A (en) | 2016-09-21 | 2016-09-21 | A kind of measurement jig of power module PMBUS specialty |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610837953.2A CN106291399A (en) | 2016-09-21 | 2016-09-21 | A kind of measurement jig of power module PMBUS specialty |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106291399A true CN106291399A (en) | 2017-01-04 |
Family
ID=57711757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610837953.2A Pending CN106291399A (en) | 2016-09-21 | 2016-09-21 | A kind of measurement jig of power module PMBUS specialty |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106291399A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109270473A (en) * | 2018-10-17 | 2019-01-25 | 郑州云海信息技术有限公司 | A kind of method and system for examining power supply function |
| CN111816242A (en) * | 2020-09-04 | 2020-10-23 | 苏州浪潮智能科技有限公司 | Test fixture adapter plate and memory testing device |
| CN111984483A (en) * | 2020-08-21 | 2020-11-24 | 苏州浪潮智能科技有限公司 | Method for judging stability of power supply network of server mainboard |
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| KR20050079350A (en) * | 2004-02-05 | 2005-08-10 | 주식회사 엠엔티 | Tester of power module |
| CN202149934U (en) * | 2011-06-29 | 2012-02-22 | 深圳茂硕电子科技有限公司 | Desktop type power supply electric test tool |
| CN205317917U (en) * | 2016-01-08 | 2016-06-15 | 东莞立德电子有限公司 | Power is already tested and is used tool |
| CN105785279A (en) * | 2016-03-08 | 2016-07-20 | 浪潮电子信息产业股份有限公司 | Dedicated test fixture of power module |
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2016
- 2016-09-21 CN CN201610837953.2A patent/CN106291399A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050079350A (en) * | 2004-02-05 | 2005-08-10 | 주식회사 엠엔티 | Tester of power module |
| CN202149934U (en) * | 2011-06-29 | 2012-02-22 | 深圳茂硕电子科技有限公司 | Desktop type power supply electric test tool |
| CN205317917U (en) * | 2016-01-08 | 2016-06-15 | 东莞立德电子有限公司 | Power is already tested and is used tool |
| CN105785279A (en) * | 2016-03-08 | 2016-07-20 | 浪潮电子信息产业股份有限公司 | Dedicated test fixture of power module |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109270473A (en) * | 2018-10-17 | 2019-01-25 | 郑州云海信息技术有限公司 | A kind of method and system for examining power supply function |
| CN109270473B (en) * | 2018-10-17 | 2024-03-12 | 郑州云海信息技术有限公司 | Method and system for checking power supply function |
| CN111984483A (en) * | 2020-08-21 | 2020-11-24 | 苏州浪潮智能科技有限公司 | Method for judging stability of power supply network of server mainboard |
| CN111984483B (en) * | 2020-08-21 | 2022-11-11 | 苏州浪潮智能科技有限公司 | Method for judging stability of power supply network of server mainboard |
| CN111816242A (en) * | 2020-09-04 | 2020-10-23 | 苏州浪潮智能科技有限公司 | Test fixture adapter plate and memory testing device |
| CN111816242B (en) * | 2020-09-04 | 2021-02-19 | 苏州浪潮智能科技有限公司 | Test fixture adapter plate and memory testing device |
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Application publication date: 20170104 |