CN105823999A - Calibrator for high-power intelligent graphic instrument - Google Patents
Calibrator for high-power intelligent graphic instrument Download PDFInfo
- Publication number
- CN105823999A CN105823999A CN201610256951.4A CN201610256951A CN105823999A CN 105823999 A CN105823999 A CN 105823999A CN 201610256951 A CN201610256951 A CN 201610256951A CN 105823999 A CN105823999 A CN 105823999A
- Authority
- CN
- China
- Prior art keywords
- module
- input
- outfan
- graphic instrument
- high power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/005—Calibrating; Standards or reference devices, e.g. voltage or resistance standards, "golden" references
Abstract
The present invention relates to a calibrator for a high-power intelligent graphic instrument. The calibrator comprises a main control module; a computer is connected with a USB communication module; the main control module is connected with the USB communication module, a program control reference power source and a timing module; the output ends of the main control module are connected with the input end of a triggering module, the input end of a multichannel selection matrix and one input end of a sampling and holding circuit; the output end of the program control reference power source and the output end of the timing module are connected with the input ends of the triggering module; the output ends of the multichannel selection matrix are connected with the input end of a collector current calibration module, the input end of a step current calibration module, and the input end of a step voltage calibration module; the output end of the collector current calibration module, the output end of the step current calibration module, and the output end of the step voltage calibration module are connected with input ends of the sampling and holding circuit; the output end of the sampling and holding circuit is connected with the input end of a program control amplifier; and the output end of the program control amplifier is connected with the input end of a data processing circuit.
Description
Technical field
The invention belongs to calibrate field of engineering technology, be specifically related to a kind of high power intelligent graphic instrument prover.
Background technology
Graphic instrument prover is a kind of special equipment calibrating graphic instrument, divides graphic instrument, graphic instrument prover two parts to illustrate below.
(1) graphic instrument development overview
Graphic instrument is used to measure the test equipment of semiconductor device DC parameter, pass through graphic instrument, can it can be clearly seen that whether the amplification characteristic of semiconductor device has good linear amplification region, compensate for semiconductor direct current parameter test system and can not observe the shortcoming of device full operating range characteristic the most intuitively, be that one of parametric test equipment checking indispensability identified by semiconductor device.
In recent years, with developing rapidly of semiconductor device, high power intelligent graphic instrument is created.It is mainly used to test high-power bipolar transistor, VDMOS pipe, IGBT pipe, is widely used in the fields such as military project, space flight and power engineering.It controls to test user's characteristic curve of interest by computer, be conducive to the research of these devices, design, manufacture and use, also can the various performance plots of arbitrary access measured device, there is provided measurement data foundation accurately and reliably for manufacturer and user, be increasingly becoming the conventional means of power semiconductor quality control.
Development for current high power device, powerful intelligence graphic instrument technical characteristic is greatly improved, it is mainly reflected in: 1) collector current deflection factor scope: 1 μ A/div～100A/div, the limits of error: ± (3%～5%)；2) grading current scope: 2 μ A/ rank～10A/ rank, the limits of error: ± (3%～5%)；3) stepped-up voltage scope: 0.05V/ rank～10V/ rank, the limits of error: ± 3%；4) collector voltage deflection factor scope: 0.05V/div～500V/div, the limits of error: ± (1～5) %.
(2) application of high power intelligent graphic instrument and exemplary apparatus
Current domestic high power intelligent graphic instrument volume of production and the bigger unit of usage amount are the most, and application widely, is mainly used in the Quality Control Links of semiconductor device.
BJ4822 high power intelligent graphic instrument that at present domestic application high power intelligent graphic instrument wider, more typical produces based on Beijing Radio Instruments Factory and the XJ4834 high power digital storing semiconductor pipe graphic instrument of Xinjian Instrument Apparatus Co., Ltd., Shanghai's production, external at present 370B and 371A that model is Imtech of the U.S. that application is more (not updating, the most not reproduction) and the CS-3000 of Yan Qi company of Japan.
(3) high power intelligent graphic instrument forms and calibrates difficult point at present
Traditional transistor characteristic demonstrator can be calibrated according to " JJF1236-2010 transistor characteristic demonstrator calibrating standard " at present, owing to graphic instrument product renewing development in recent years is very fast, partial collimation method can not meet demand, and its main scope of application is as shown in the table.
The specification scope of application and actual demand relation at present
As can be seen from the above table, current specification can cover calibration signal, collector voltage deflection factor and colelctor electrode power consumption limit resistance three part.Therefore, how current needs emphasis is solving the collector current deflection factor of high power intelligent graphic instrument, grading current source, the calibration in stepped-up voltage source.
According to current needs, and on the basis of being familiar with national defense system high power intelligent graphic instrument internal structure, development and design goes out a kind of novel intelligent graphic instrument prover, meets the needs of high power intelligent graphic instrument calibration development.
Summary of the invention
Goal of the invention: the problem that the present invention is directed to the existence of above-mentioned prior art makes improvement, i.e. the invention provides a kind of high power intelligent graphic instrument prover.
Technical scheme: a kind of high power intelligent graphic instrument prover, including computer, programmable amplifier, sampling hold circuit, collector current calibration module, grading current calibration module, multi-path choice matrix, stepped-up voltage calibration module, trigger module, program control reference power supply, time block, data processing circuit, usb communication module and main control module
Described computer is connected with described usb communication module by USB communication cable,
Described main control module is connected with described usb communication module, described program control reference power supply, described time block respectively by pci bus,
The outfan of described main control module is connected with the input of described trigger module, the input of described multi-path choice matrix, the input of described sampling hold circuit respectively by pci bus,
The outfan of described program control reference power supply, the outfan of described time block are connected with the input of described trigger module by pci bus,
The outfan of described multi-path choice matrix is connected with the input of described collector current calibration module, the input of described grading current calibration module, the input of described stepped-up voltage calibration module respectively by pci bus,
The outfan of described collector current calibration module, the outfan of described grading current calibration module, the outfan of described stepped-up voltage calibration module pass through the pci bus input respectively with described sampling hold circuit and are connected,
The outfan of described sampling hold circuit is connected with the input of described programmable amplifier by pci bus,
The outfan of described programmable amplifier is connected with the input of described data processing circuit by pci bus.
Further, described multi-path choice matrix includes emitter terminal, base terminal, collector terminal and backflow terminal,
Described emitter terminal is connected with the emitter stage of high power intelligent graphic instrument by single 10A wire,
Described base terminal is connected with the base stage of high power intelligent graphic instrument by single 10A wire,
Described collector terminal is connected with the colelctor electrode of high power intelligent graphic instrument by single 10A wire,
Described backflow terminal is connected with the backflow end of high power intelligent graphic instrument by single 10A wire.
Further, described computer is notebook computer or desktop computer or industrial computer, and its internal memory is more than 256M, and hard disk is more than 10G.
Further, setting power supply in described main control module, this power supply is programmable amplifier, sampling hold circuit, multi-path choice matrix, trigger module, program control reference power supply, time block, data processing circuit provide-30V～30V DC voltage.
Beneficial effect: a kind of high power intelligent graphic instrument prover disclosed by the invention has the advantages that
(1) because used electronic devices and components are the device after enough time is aging, technical specification is the most sufficiently high, it is possible to ensure designed novel high-power intelligence graphic instrument prover technical specification；
(2) high power intelligent graphic instrument prover designed by, technical specification contains common graphic instrument prover, and technical specification specifically includes that
1) collector current deflection factor: 10A/div～100A/div, uncertainty of measurement: 1%～1.5%, k=2；
2) grading current source calibration: 1A/ rank～10A/ rank, uncertainty of measurement: 1%, k=2；
3) stepped-up voltage source calibration: 0.02V/ rank～10V/ rank, uncertainty of measurement: 1%, k=2.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of high power intelligent graphic instrument prover disclosed by the invention；
Wherein:
1-computer 2-programmable amplifier
3-sampling hold circuit 4-collector current calibration module
5-grading current calibration module 6-multi-path choice matrix
7-stepped-up voltage calibration module 8-trigger module
9-program control reference power supply 10-time block
11-data processing circuit 12-USB communication module
13-emitter terminal 14-base terminal
15-collector terminal 16-refluxes terminal
17-main control module
Detailed description of the invention:
Below the detailed description of the invention of the present invention is described in detail.
Specific embodiment 1
As shown in Figure 1, a kind of high power intelligent graphic instrument prover, including computer 1, programmable amplifier 2, sampling hold circuit 3, collector current calibration module 4, grading current calibration module 5, multi-path choice matrix 6, stepped-up voltage calibration module 7, trigger module 8, program control reference power supply 9, time block 10, data processing circuit 11, usb communication module 12 and main control module 17
Computer 1 is connected with usb communication module 12 by USB communication cable,
Main control module 17 is connected with usb communication module 12, program control reference power supply 9, time block 10 respectively by pci bus,
The outfan of main control module 17 is connected with the input of trigger module 8, the input of multi-path choice matrix 6, the input of sampling hold circuit 3 respectively by pci bus,
The outfan of program control reference power supply 9, the outfan of time block 10 are connected with the input of trigger module 8 by pci bus,
The outfan of multi-path choice matrix 6 is connected with the input of collector current calibration module 4, the input of grading current calibration module 5, the input of stepped-up voltage calibration module 7 respectively by pci bus,
The outfan of collector current calibration module 4, the outfan of grading current calibration module 5, the outfan of stepped-up voltage calibration module 7 pass through the pci bus input respectively with sampling hold circuit 3 and are connected,
The outfan of sampling hold circuit 3 is connected with the input of programmable amplifier 2 by pci bus,
The outfan of programmable amplifier 2 is connected with the input of data processing circuit 11 by pci bus.
Further, multi-path choice matrix 6 includes emitter terminal 13, base terminal 14, collector terminal 15 and backflow terminal 16,
Emitter terminal 13 is connected with the emitter stage of high power intelligent graphic instrument by single 10A wire,
Base terminal 14 is connected with the base stage of high power intelligent graphic instrument by single 10A wire,
Collector terminal 15 is connected with the colelctor electrode of high power intelligent graphic instrument by single 10A wire,
Backflow terminal 16 is connected with the backflow end of high power intelligent graphic instrument by single 10A wire.
Further, computer 1 is notebook computer, and its internal memory is more than 256M, and hard disk is more than 10G.
Further, setting power supply in main control module 17, this power supply is programmable amplifier 2, sampling hold circuit 3, multi-path choice matrix 6, trigger module 8, program control reference power supply 9, time block 10, data processing circuit 11 provide-30V～30V DC voltage.
Aforementioned high power intelligent graphic instrument prover, overall technology index contains common graphic instrument prover, and technical specification specifically includes that
1) collector current deflection factor: 10A/div～100A/div, uncertainty of measurement: 1%～1.5%, k=2；
2) grading current source calibration: 1A/ rank～10A/ rank, uncertainty of measurement: 1%, k=2；
3) stepped-up voltage source calibration: 0.02V/ rank～10V/ rank, uncertainty of measurement: 1%, k=2.
The high power intelligent graphic instrument prover of the present invention, technical specification contains common graphic instrument and application graphic instrument prover the most widely, is widely used in communication and radio art graphic instrument calibration process.
Specific embodiment 2
Roughly the same with specific embodiment 1, differ only in:
Computer 1 is desktop computer, and its internal memory is more than 256M, and hard disk is more than 10G.
Specific embodiment 3
Roughly the same with specific embodiment 1, differ only in:
Computer 1 is industrial computer, and its internal memory is more than 256M, and hard disk is more than 10G.
Above embodiments of the present invention are elaborated.But the present invention is not limited to above-mentioned embodiment, in the ken that art those of ordinary skill is possessed, it is also possible to make a variety of changes on the premise of without departing from present inventive concept.
Claims (4)
1. a high power intelligent graphic instrument prover, it is characterized in that, including computer, programmable amplifier, sampling hold circuit, collector current calibration module, grading current calibration module, multi-path choice matrix, stepped-up voltage calibration module, trigger module, program control reference power supply, time block, data processing circuit, usb communication module and main control module
Described computer is connected with described usb communication module by USB communication cable,
Described main control module is connected with described usb communication module, described program control reference power supply, described time block respectively by pci bus,
The outfan of described main control module is connected with the input of described trigger module, the input of described multi-path choice matrix, the input of described sampling hold circuit respectively by pci bus,
The outfan of described program control reference power supply, the outfan of described time block are connected with the input of described trigger module by pci bus,
The outfan of described multi-path choice matrix is connected with the input of described collector current calibration module, the input of described grading current calibration module, the input of described stepped-up voltage calibration module respectively by pci bus,
The outfan of described collector current calibration module, the outfan of described grading current calibration module, the outfan of described stepped-up voltage calibration module pass through the pci bus input respectively with described sampling hold circuit and are connected,
The outfan of described sampling hold circuit is connected with the input of described programmable amplifier by pci bus,
The outfan of described programmable amplifier is connected with the input of described data processing circuit by pci bus.
A kind of high power intelligent graphic instrument prover the most according to claim 1, it is characterised in that described multi-path choice matrix includes emitter terminal, base terminal, collector terminal and backflow terminal,
Described emitter terminal is connected with the emitter stage of high power intelligent graphic instrument by single 10A wire,
Described base terminal is connected with the base stage of high power intelligent graphic instrument by single 10A wire,
Described collector terminal is connected with the colelctor electrode of high power intelligent graphic instrument by single 10A wire,
Described backflow terminal is connected with the backflow end of high power intelligent graphic instrument by single 10A wire.
A kind of high power intelligent graphic instrument prover the most according to claim 1, it is characterised in that described computer is notebook computer or desktop computer or industrial computer, and its internal memory is more than 256M, and hard disk is more than 10G.
A kind of high power intelligent graphic instrument prover the most according to claim 1, it is characterized in that, setting power supply in described main control module, this power supply is programmable amplifier, sampling hold circuit, multi-path choice matrix, trigger module, program control reference power supply, time block, data processing circuit provide-30V～30V DC voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610256951.4A CN105823999A (en) | 2016-04-22 | 2016-04-22 | Calibrator for high-power intelligent graphic instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610256951.4A CN105823999A (en) | 2016-04-22 | 2016-04-22 | Calibrator for high-power intelligent graphic instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105823999A true CN105823999A (en) | 2016-08-03 |
Family
ID=56527304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610256951.4A Pending CN105823999A (en) | 2016-04-22 | 2016-04-22 | Calibrator for high-power intelligent graphic instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105823999A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002323546A (en) * | 2001-04-25 | 2002-11-08 | Hitachi Ltd | Method for testing leak current and semiconductor integrated circuit |
| CN1576856A (en) * | 2003-07-28 | 2005-02-09 | 高磊 | Graphic instrument |
| CN101738947A (en) * | 2009-11-09 | 2010-06-16 | 杭州精久科技有限公司 | High-speed high-precision process parameter online calibration tester |
| CN102012494A (en) * | 2010-11-24 | 2011-04-13 | 浙江省电力试验研究院 | Transformer calibrator and calibration method thereof |
| CN102091424A (en) * | 2010-12-29 | 2011-06-15 | 广东省计量科学研究院东莞分院 | Calibrating device for AC and DC leakage current tester |
| US20110248699A1 (en) * | 2010-04-13 | 2011-10-13 | Ching-Tsan Lee | Calibration apparatus and method thereof, multi-channel driving circuit and current balancing method |
| CN102511128A (en) * | 2009-09-22 | 2012-06-20 | 高通股份有限公司 | System and method for power calibrating a pulse generator |
| CN103592589A (en) * | 2013-10-30 | 2014-02-19 | 江苏绿扬电子仪器集团有限公司 | Digital storage transistor characteristic graphic instrument test system |
| CN104076312A (en) * | 2014-06-25 | 2014-10-01 | 中国电子科技集团公司第十三研究所 | Semiconductor characteristic analyzer high-value voltage precise calibration method |
| CN104237831A (en) * | 2014-10-13 | 2014-12-24 | 国家电网公司 | Set for calibrating tester of arrester counter |
| CN205562779U (en) * | 2016-04-22 | 2016-09-07 | 中国电子技术标准化研究院 | High -power intelligent graphic presentation appearance normalizing device |
-
2016
- 2016-04-22 CN CN201610256951.4A patent/CN105823999A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002323546A (en) * | 2001-04-25 | 2002-11-08 | Hitachi Ltd | Method for testing leak current and semiconductor integrated circuit |
| CN1576856A (en) * | 2003-07-28 | 2005-02-09 | 高磊 | Graphic instrument |
| CN102511128A (en) * | 2009-09-22 | 2012-06-20 | 高通股份有限公司 | System and method for power calibrating a pulse generator |
| CN101738947A (en) * | 2009-11-09 | 2010-06-16 | 杭州精久科技有限公司 | High-speed high-precision process parameter online calibration tester |
| US20110248699A1 (en) * | 2010-04-13 | 2011-10-13 | Ching-Tsan Lee | Calibration apparatus and method thereof, multi-channel driving circuit and current balancing method |
| CN102012494A (en) * | 2010-11-24 | 2011-04-13 | 浙江省电力试验研究院 | Transformer calibrator and calibration method thereof |
| CN102091424A (en) * | 2010-12-29 | 2011-06-15 | 广东省计量科学研究院东莞分院 | Calibrating device for AC and DC leakage current tester |
| CN103592589A (en) * | 2013-10-30 | 2014-02-19 | 江苏绿扬电子仪器集团有限公司 | Digital storage transistor characteristic graphic instrument test system |
| CN104076312A (en) * | 2014-06-25 | 2014-10-01 | 中国电子科技集团公司第十三研究所 | Semiconductor characteristic analyzer high-value voltage precise calibration method |
| CN104237831A (en) * | 2014-10-13 | 2014-12-24 | 国家电网公司 | Set for calibrating tester of arrester counter |
| CN205562779U (en) * | 2016-04-22 | 2016-09-07 | 中国电子技术标准化研究院 | High -power intelligent graphic presentation appearance normalizing device |
Non-Patent Citations (3)
| Title |
|---|
| 匡志峰;冯慧娟;: "晶体管图示仪校准仪的使用与注意事项" * |
| 张艳军;: "浅议晶体管特性图示仪校准方法" * |
| 王勇 等: "370A晶体管特性图示仪校准方法探讨" * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107390109B (en) | Automatic test platform of high-speed ADC chip and software architecture design method thereof | |
| CN105259528B (en) | A kind of the internal calibration circuit and calibration method of microwave power probe | |
| CN203327181U (en) | Multi-camera-module testing tool | |
| EP2479888A1 (en) | Power supply circuit of power amplifier, and terminal | |
| CN103163369B (en) | Realize ic for energy metering structure and the method thereof of measuring accuracy pre-calibration function | |
| CN102608508A (en) | Automatic real-time pulse measuring device and method for threshold voltage parameter of field-effect transistor | |
| CN102006069A (en) | Multichannel parallel high-speed A/D sampling circuit board based on low cost | |
| CN106502943A (en) | A kind of high-speed synchronous data acquiring instrument of NEXT series of products | |
| WO2017113920A1 (en) | Circuit and method for improving precision of analog-to-digital conversion in single-chip microcomputer | |
| CN102445666A (en) | Laptop battery monitoring system and monitoring method | |
| Guili et al. | Design of virtual oscilloscope based on GPIB interface and SCPI | |
| CN114994563A (en) | Power supply test system | |
| CN104202099A (en) | System for calibrating 3G network card and calibration method thereof | |
| CN116208155A (en) | High-speed high-precision ADC chip mass production test system and test method | |
| CN205562779U (en) | High -power intelligent graphic presentation appearance normalizing device | |
| CN105823999A (en) | Calibrator for high-power intelligent graphic instrument | |
| CN102495387A (en) | Method for automatically calibrating direct current accuracy of digital oscilloscope on basis of binary search | |
| CN107643095A (en) | A kind of calibration method of sensor chip and the chip calibration programmable device of application this method | |
| CN105045748A (en) | PVIB special virtual apparatus bus | |
| Janković et al. | Microcontroller power consumption measurement based on PSoC | |
| CN204697045U (en) | The data reading circuit of gas sensor and checkout gear | |
| CN211478501U (en) | Multifunctional device for wireless charging test and development | |
| CN204241638U (en) | The pulse current amplitude calibrating installation of power IGBT module testing apparatus | |
| CN109521355B (en) | Burning calibration verification method of electric quantity management IC | |
| CN203414580U (en) | Precision dual temperature correction circuit of electronic load |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |