CN103197170A - Test method, test device, control device and system of voltage stabilizer - Google Patents
Test method, test device, control device and system of voltage stabilizer Download PDFInfo
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- CN103197170A CN103197170A CN2013100665458A CN201310066545A CN103197170A CN 103197170 A CN103197170 A CN 103197170A CN 2013100665458 A CN2013100665458 A CN 2013100665458A CN 201310066545 A CN201310066545 A CN 201310066545A CN 103197170 A CN103197170 A CN 103197170A
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Abstract
The invention discloses a test method, a test device, a control device and a system of a voltage stabilizer. The test method includes the following steps: the test device receives test instructions sent by the control device, wherein the test instructions contain test parameters; the test device tests at least one low dropout regulator (LDO) according to the test parameters, and collects an output voltage of the LDO in the test process; and the test device sends the collected output voltage to the control device so as to enable the control device to ensure a test result of the LDO according to the output voltage. One or more LDOs can be tested at the same time, and the output voltages of the LDOs are automatically collected, and test efficiency is improved.
Description
Technical field
The present invention relates to electronic technology field, relate in particular to a kind of method, proving installation, opertaing device and system thereof of voltage stabilizer test.
Background technology
Along with the continuous exploitation of electronics technology and perfect, LDO(Low Dropout Regulator, low pressure difference linear voltage regulator) because of its succinct peripheral circuit and simple use principle, be widely used in the light current circuit power supply system, and along with the development of technology, the encapsulating structure of LDO is also more and more littler.
Because present stage is not effectively detected test about the quality of material of LDO, cause occurring easily in process of production the bad accident of material, therefore need the test macro of exploitation LDO to satisfy producing of LDO, existing measuring technology only can be tested single LDO, and the output voltage that needs manual measurement LDO, increased the operation of test, reduced the efficient of test, made that the test process of LDO is intelligent inadequately.
Summary of the invention
The embodiment of the invention provides method, proving installation, opertaing device and the system thereof of a kind of voltage stabilizer test, can measure one or more LDO simultaneously and gather the output voltage of LDO automatically, promotes testing efficiency.
In order to solve the problems of the technologies described above, embodiment of the invention first aspect provides a kind of method of voltage stabilizer test, comprising:
The test instruction that the proving installation receiving control apparatus sends is carried test parameter in the described test instruction;
Described proving installation is tested at least one low pressure difference linear voltage regulator LDO according to described test parameter, and the output voltage of LDO described in the collecting test process;
The described output voltage that described proving installation will be gathered is sent to described opertaing device, so that described opertaing device is determined the test result of described LDO according to described output voltage.
Correspondingly, embodiment of the invention second aspect provides the method for another kind of voltage stabilizer test, comprising:
Opertaing device sends test instruction to proving installation, carries test parameter in the described test instruction;
Described opertaing device receives the output voltage of at least one LDO that described proving installation returns;
Described opertaing device is determined the test result of described LDO according to described output voltage.
Correspondingly, the embodiment of the invention also provides a kind of proving installation of voltage stabilizer test, comprising:
The command reception module is used for the test instruction that receiving control apparatus sends, and carries test parameter in the described test instruction;
The test acquisition module is used for according to described test parameter at least one low pressure difference linear voltage regulator LDO being tested, and the output voltage of LDO described in the collecting test process;
The voltage sending module, the described output voltage that is used for gathering is sent to described opertaing device, so that described opertaing device is determined the test result of described LDO according to described output voltage.
Correspondingly, the embodiment of the invention also provides a kind of opertaing device of voltage stabilizer test, comprising:
Instruction sending module is used for sending test instruction to proving installation, carries test parameter in the described test instruction;
The voltage receiver module be used for to receive the output voltage of at least one LDO that described proving installation returns;
Determination module as a result is used for determining according to described output voltage the test result of described LDO.
Correspondingly, the embodiment of the invention also provides a kind of system of voltage stabilizer test, comprises above-mentioned proving installation and above-mentioned opertaing device.
Implement the embodiment of the invention, have following beneficial effect:
The test instruction that proving installation sends by receiving control apparatus, successively at least one LDO is tested according to the test parameter in the test instruction, and the output voltage of gathering each LDO sends to described opertaing device and judges whether LDO is qualified, proving installation can be measured one or more LDO simultaneously and gather the output voltage of LDO automatically, reduced the operation of test, improve the efficient of test, promoted the intelligent of test macro.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of the method for a kind of voltage stabilizer test that provides of the embodiment of the invention;
Fig. 2 is the schematic flow sheet of the method for the another kind of voltage stabilizer test that provides of the embodiment of the invention;
Fig. 3 is the schematic flow sheet of the method for another voltage stabilizer test of providing of the embodiment of the invention;
Fig. 4 is the schematic flow sheet of the method for another voltage stabilizer test of providing of the embodiment of the invention;
Fig. 5 is the structural representation of the proving installation of a kind of voltage stabilizer test that provides of the embodiment of the invention;
Fig. 6 is the structural representation of the test acquisition module that provides of the embodiment of the invention;
Fig. 7 is the structural representation of the opertaing device of a kind of voltage stabilizer test that provides of the embodiment of the invention;
Fig. 8 is the structural representation of the determination module as a result that provides of the embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
In embodiments of the present invention, the test instruction that proving installation sends by receiving control apparatus, successively at least one LDO is tested according to the test parameter in the test instruction, and the output voltage of gathering each LDO sends to described opertaing device and judges whether LDO is qualified.
Wherein, described opertaing device can be PC(Personal Computer, personal computer), described opertaing device can adopt RS-232 to be the main body of communicating by letter with described proving installation, carries out the transmission of information by communication code.
See also Fig. 1, a kind of schematic flow sheet of method of voltage stabilizer test is provided for the embodiment of the invention.Present embodiment is set forth the idiographic flow of the method for voltage stabilizer test from the proving installation side; Described method can may further comprise the steps S101-step S103.
S101, the test instruction that the proving installation receiving control apparatus sends is carried test parameter in the described test instruction;
Concrete, proving installation is monitored and is specified serial ports, the test instruction that receiving control apparatus sends, and record the path of specifying serial ports, and carrying test parameter in the described test instruction, described test parameter can comprise the load current of input voltage, tunable load etc.
The described proving installation of S102 is tested at least one low pressure difference linear voltage regulator LDO according to described test parameter, and the output voltage of LDO described in the collecting test process;
Concrete, described proving installation is converted to simulating signal with described test parameter, adjust test circuit in the described proving installation according to the test parameter after the conversion, comprise at least one LDO in the described test circuit, described proving installation can be tested each LDO successively by relay, and the potential acquisition point can be set with the output voltage of each LDO in the collecting test process at the output terminal of each LDO.
Preferably, before described proving installation is converted to simulating signal with described test parameter, described proving installation also needs the test sign on of waiting for that the user imports, to guarantee that after each LDO puts into test circuit described proving installation just begins to test.
The described output voltage that S103, described proving installation will gather is sent to described opertaing device, so that described opertaing device is determined the test result of described LDO according to described output voltage;
Concrete, the output voltage of a plurality of LDO that described proving installation will be gathered is converted to digital signal, and is sent to described opertaing device by the path of the appointment serial ports that records, makes described opertaing device determine test result according to the output voltage of each LDO.
In embodiments of the present invention, the test instruction that proving installation sends by receiving control apparatus, successively at least one LDO is tested according to the test parameter in the test instruction, and the output voltage of gathering each LDO sends to described opertaing device and judges whether LDO is qualified, proving installation can be measured one or more LDO simultaneously and gather the output voltage of LDO automatically, reduce the operation of test, improved the efficient of test, promoted the intelligent of test macro.
See also Fig. 2, the schematic flow sheet of the method for another kind of voltage stabilizer test is provided for the embodiment of the invention.Present embodiment is set forth the idiographic flow of the method for voltage stabilizer test from the proving installation side; Described method can may further comprise the steps S201-step S204.
S201, the test instruction that the proving installation receiving control apparatus sends is carried test parameter in the described test instruction;
S202, described proving installation adjust the test circuit of each LDO among described at least one LDO successively according to described test parameter;
Concrete, described proving installation is converted to simulating signal with described test parameter, described proving installation is according to described test parameter, adjusts the load current of the tunable load that is connected with each LDO among described at least one LDO, and the input voltage of each LDO is set respectively.
Preferably, before described proving installation is converted to simulating signal with described test parameter, described proving installation also needs the test sign on of waiting for that the user imports, to guarantee that after each LDO puts into test circuit described proving installation just begins to test.
S203, described proving installation gather the output voltage of each LDO in test circuit separately among described at least one LDO successively;
Concrete, described proving installation can be tested each LDO successively by relay, and the potential acquisition point can be set with the output voltage of each LDO in the collecting test process at the output terminal of each LDO.
The described output voltage that S204, described proving installation will gather is sent to described opertaing device, so that described opertaing device is determined the test result of described LDO according to described output voltage.
Wherein, the step S201 of the embodiment of the invention and S204 can not give unnecessary details at this respectively referring to step S101 embodiment illustrated in fig. 1 and S103.
In embodiments of the present invention, the test instruction that proving installation sends by receiving control apparatus, successively at least one LDO is tested according to the test parameter in the test instruction, and the output voltage of gathering each LDO sends to described opertaing device and judges whether LDO is qualified, proving installation can be measured one or more LDO simultaneously and gather the output voltage of LDO automatically, reduce the operation of test, improved the efficient of test, promoted the intelligent of test macro.
See also Fig. 3, the schematic flow sheet of the method for another voltage stabilizer test is provided for the embodiment of the invention.Present embodiment is set forth the idiographic flow of the method for voltage stabilizer test from the opertaing device side; Described method can may further comprise the steps S301-step S303.
S301, opertaing device send test instruction to proving installation, carry test parameter in the described test instruction;
Concrete, opertaing device is set according to the user and is sent test instruction to the appointment serial ports of proving installation, carries test parameter in the described test instruction, and described test parameter can comprise the load current of input voltage, tunable load etc.
S302, described opertaing device receive the output voltage of at least one LDO that described proving installation returns;
Concrete, comprise at least one LDO in the described proving installation, described proving installation is tested each LDO, and gather the output voltage of each LDO, described proving installation converts the output voltage of described each LDO to digital signal and is sent to described opertaing device, and described opertaing device receives the output voltage of each LDO among at least one LDO that described proving installation returns successively.
S303, described opertaing device determine the test result of described LDO according to described output voltage;
Concrete, described opertaing device is according to the output voltage of the LDO that receives, judge that successively the output voltage of each LDO is whether in the preset threshold value scope, if the output voltage of one of them LDO that judges is in threshold range, determine that then this LDO tests successfully, preferably, described opertaing device shows that the test result of this LDO is qualified; If the output voltage of one of them LDO that judges is not in threshold range, then determine this LDO test crash, preferably, described opertaing device shows that the test result of this LDO is defective, more than two kinds of situations show test result the time, can also show the test duration so that tester's investigation.
Need to prove, when described opertaing device receives the output voltage of a plurality of LDO that described proving installation returns, can judge not only whether each LDO is qualified, can also generate measurement curves such as normal distribution curve according to the output voltage of a plurality of LDO, and carry out Ca(Capability OfAccuracy, process accuracy), Cp(Capability OfPrecision, processing procedure precision) and Cpk(Complex Process Capability Index, processing procedure ability management and control index) data operation such as.
In embodiments of the present invention, opertaing device provides interactive interface, can set test parameter by the tester, and opertaing device can generate according to test result and measure curve and carry out data operation, in opertaing device, generate test report, promote the quality of test, improved the intelligent of test macro.
See also Fig. 4, the schematic flow sheet of the method for another voltage stabilizer test is provided for the embodiment of the invention.Present embodiment is set forth the idiographic flow of the method for voltage stabilizer test from the opertaing device side; Described method can may further comprise the steps S401-step S404.
S401, opertaing device send test instruction to proving installation, carry test parameter in the described test instruction;
S402, described opertaing device receive the output voltage of at least one LDO that described proving installation returns;
S403, described opertaing device judge that the output voltage of each LDO among described at least one LDO is whether in threshold range;
Concrete, described opertaing device is according to the output voltage of the LDO that receives, judges that successively the output voltage of each LDO is whether in the preset threshold value scope.
S404, described opertaing device determine that the described LDO that described output voltage is positioned at threshold range tests successfully, determines that described output voltage exceeds the described LDO test crash of threshold range;
Concrete, if the output voltage of one of them LDO that judges in threshold range, determines then that this LDO tests successfully, preferred, described opertaing device shows that the test result of this LDO is qualified; If the output voltage of one of them LDO that judges is not in threshold range, then determine this LDO test crash, preferably, described opertaing device shows that the test result of this LDO is defective, more than two kinds of situations show test result the time, can also show the test duration so that tester's investigation.
Need to prove, when described opertaing device receives the output voltage of a plurality of LDO that described proving installation returns, can judge not only whether each LDO is qualified, can also generate measurement curves such as normal distribution curve according to the output voltage of a plurality of LDO, and carry out Ca(Capability Of Accuracy, process accuracy), Cp(Capability Of Precision, processing procedure precision) and Cpk(Complex Process Capability Index, processing procedure ability management and control index) data operation such as.
Wherein, the step S401 of the embodiment of the invention and S402 can not give unnecessary details at this respectively referring to step S301 embodiment illustrated in fig. 3 and S302.
In embodiments of the present invention, opertaing device provides interactive interface, can set test parameter by the tester, and opertaing device can generate according to test result and measure curve and carry out data operation, in opertaing device, generate test report, promote the quality of test, improved the intelligent of test macro.
See also Fig. 5, a kind of structural representation of proving installation of voltage stabilizer test is provided for the embodiment of the invention.As shown in Figure 5, the described proving installation 10 of the embodiment of the invention comprises:
In the specific implementation, described command reception module 11 is monitored and is specified serial ports, the test instruction that receiving control apparatus sends, and the path of serial ports specified in record, carry test parameter in the described test instruction, described test parameter can comprise the load current of input voltage, tunable load etc.
In the specific implementation, described test acquisition module 12 is converted to simulating signal with described test parameter, adjust test circuit in the described proving installation according to the test parameter after the conversion, comprise at least one LDO in the described test circuit, described test acquisition module 12 can be tested each LDO successively by relay, and the potential acquisition point can be set with the output voltage of each LDO in the collecting test process at the output terminal of each LDO.
Preferably, before described test acquisition module 12 is converted to simulating signal with described test parameter, described command reception module 11 also needs the test sign on of waiting for that the user imports, to guarantee that after each LDO puts into test circuit described test acquisition module 12 just begins to test.
Please in the lump referring to Fig. 6, provide the structural representation of test acquisition module for the embodiment of the invention.As shown in Figure 6, described test acquisition module 12 comprises:
In the specific implementation, described circuit adjustment unit 121 is converted to simulating signal with described test parameter, described circuit adjustment unit 121 is according to described test parameter, adjust the load current of the tunable load that is connected with each LDO among described at least one LDO, and the input voltage of each LDO is set respectively.
In the specific implementation, described test collecting unit 122 can be tested each LDO successively by relay, and the potential acquisition point can be set with the output voltage of each LDO in the collecting test process at the output terminal of each LDO.
In the specific implementation, the output voltage of a plurality of LDO that described voltage sending module 13 will be gathered is converted to digital signal, and the path of the appointment serial ports by described command reception module 11 records is sent to described opertaing device, makes described opertaing device determine test result according to the output voltage of each LDO.
In embodiments of the present invention, the test instruction that proving installation sends by receiving control apparatus, successively at least one LDO is tested according to the test parameter in the test instruction, and the output voltage of gathering each LDO sends to described opertaing device and judges whether LDO is qualified, proving installation can be measured a plurality of LDO simultaneously and gather the output voltage of LDO automatically, reduce the operation of test, improved the efficient of test, promoted the intelligent of test macro.
See also Fig. 7, a kind of structural representation of opertaing device of voltage stabilizer test is provided for the embodiment of the invention.As shown in Figure 7, the described opertaing device 20 of the embodiment of the invention comprises:
In the specific implementation, described instruction sending module 21 is set according to the user and is sent test instruction to the appointment serial ports of proving installation, carries test parameter in the described test instruction, and described test parameter can comprise the load current of input voltage, tunable load etc.
In the specific implementation, comprise at least one LDO in the described proving installation, described proving installation is tested each LDO, and gather the output voltage of each LDO, described proving installation converts the output voltage of described each LDO to digital signal and is sent to described opertaing device 20, and described voltage receiver module 22 receives the output voltage of each LDO among at least one LDO that described proving installation returns successively.
In the specific implementation, described determination module as a result 23 is according to the output voltage of the LDO that receives, judge that successively the output voltage of each LDO is whether in the preset threshold value scope, if the output voltage of one of them LDO that judges is in threshold range, then described determination module as a result 23 determines that this LDO tests successfully, preferably, described opertaing device 20 shows that the test result of this LDO is qualified; If the output voltage of one of them LDO that judges is not in threshold range, then described determination module as a result 23 is determined this LDO test crash, preferably, described opertaing device 20 shows that the test result of this LDO is defective, more than two kinds of situations show test result the time, can also show the test duration so that tester's investigation.
Please in the lump referring to Fig. 8, for the embodiment of the invention provides the structural representation of determination module as a result.As shown in Figure 8, described determination module as a result 23 comprises:
Judging unit 231 is used for judging that the output voltage of each LDO of described at least one LDO is whether in threshold range;
In the specific implementation, described judging unit 231 is according to the output voltage of the LDO that receives, judges that successively the output voltage of each LDO is whether in the preset threshold value scope.
In the specific implementation, if the output voltage of one of them LDO that described judging unit 231 is judged in threshold range, then described test determining unit 232 determines that these LDO tests successfully, preferably, the test result of described opertaing device 20 these LDO of demonstration is qualified; If the output voltage of one of them LDO that described judging unit 231 is judged is not in threshold range, then described test determining unit 232 is determined this LDO test crash, preferably, described opertaing device 20 shows that the test result of this LDO is defective, more than two kinds of situations show test result the time, can also show the test duration so that tester's investigation.
Need to prove, when described voltage receiver module 22 receives the output voltage of a plurality of LDO that described proving installation returns, described test determining unit 232 can judge not only whether each LDO is qualified, can also generate measurement curves such as normal distribution curve according to the output voltage of a plurality of LDO, and carry out Ca(Capability Of Accuracy, process accuracy), Cp(Capability Of Precision, processing procedure precision) and Cpk(Complex Process Capability Index, processing procedure ability management and control index) data operation such as.
In embodiments of the present invention, opertaing device provides interactive interface, can set test parameter by the tester, and opertaing device can generate according to test result and measure curve and carry out data operation, in opertaing device, generate test report, promote the quality of test, improved the intelligent of test macro.
The embodiment of the invention also provides a kind of system of voltage stabilizer test, comprise the proving installation 10 of Fig. 5-6 illustrated embodiment and the opertaing device 20 of Fig. 7-8 illustrated embodiment, the structure of described proving installation 10 and described opertaing device 20 can not given unnecessary details at this referring to the description of above-described embodiment.
In embodiments of the present invention, the test instruction that proving installation sends by receiving control apparatus, successively at least one LDO is tested according to the test parameter in the test instruction, and the output voltage of gathering each LDO sends to described opertaing device and judges whether LDO is qualified, proving installation can be measured one or more LDO simultaneously and gather the output voltage of LDO automatically, reduced the operation of test, improved the efficient of test, opertaing device provides interactive interface, can set test parameter by the tester, and opertaing device can generate according to test result and measure curve and carry out data operation, in opertaing device, generate test report, promote the quality of test, improved the intelligent of test macro.
One of ordinary skill in the art will appreciate that all or part of flow process that realizes in above-described embodiment method, be to instruct relevant hardware to finish by computer program, described program can be stored in the computer read/write memory medium, this program can comprise the flow process as the embodiment of above-mentioned each side method when carrying out.Wherein, described storage medium can be magnetic disc, CD, read-only storage memory body (Read-Only Memory, ROM) or at random store memory body (Random Access Memory, RAM) etc.
Above disclosed is preferred embodiment of the present invention only, can not limit the present invention's interest field certainly with this, and therefore the equivalent variations of doing according to claim of the present invention still belongs to the scope that the present invention is contained.
Claims (13)
1. the method for a voltage stabilizer test is characterized in that, comprising:
The test instruction that the proving installation receiving control apparatus sends is carried test parameter in the described test instruction;
Described proving installation is tested at least one low pressure difference linear voltage regulator LDO according to described test parameter, and the output voltage of LDO described in the collecting test process;
The described output voltage that described proving installation will be gathered is sent to described opertaing device, so that described opertaing device is determined the test result of described LDO according to described output voltage.
2. method according to claim 1 is characterized in that, described proving installation is tested at least one LDO according to described test parameter, and the output voltage of LDO described in the collecting test process, comprising:
Described proving installation is adjusted the test circuit of each LDO among described at least one LDO successively according to described test parameter;
Described proving installation is gathered the output voltage of each LDO in test circuit separately among described at least one LDO successively.
3. method according to claim 2 is characterized in that, described proving installation is adjusted the test circuit of each LDO among described at least one LDO successively according to described test parameter, comprising:
Described proving installation is according to described test parameter, adjusts the load current of the tunable load that is connected with each LDO among described at least one LDO, and the input voltage of each LDO is set respectively.
4. the method for a voltage stabilizer test is characterized in that, comprising:
Opertaing device sends test instruction to proving installation, carries test parameter in the described test instruction;
Described opertaing device receives the output voltage of at least one LDO that described proving installation returns;
Described opertaing device is determined the test result of described LDO according to described output voltage.
5. method according to claim 4 is characterized in that, described opertaing device receives the output voltage of at least one LDO that described proving installation returns, comprising:
Described opertaing device receives the output voltage of each LDO among at least one LDO that described proving installation returns successively.
6. method according to claim 5 is characterized in that, described opertaing device is determined to comprise the test result of described LDO according to described output voltage:
Described opertaing device judges that the output voltage of each LDO among described at least one LDO is whether in threshold range;
Described opertaing device determines that the described LDO that described output voltage is positioned at threshold range tests successfully, determines that described output voltage exceeds the described LDO test crash of threshold range.
7. the proving installation of a voltage stabilizer test is characterized in that, comprising:
The command reception module is used for the test instruction that receiving control apparatus sends, and carries test parameter in the described test instruction;
The test acquisition module is used for according to described test parameter at least one low pressure difference linear voltage regulator LDO being tested, and the output voltage of LDO described in the collecting test process;
The voltage sending module, the described output voltage that is used for gathering is sent to described opertaing device, so that described opertaing device is determined the test result of described LDO according to described output voltage.
8. proving installation according to claim 7 is characterized in that, described test acquisition module comprises:
The circuit adjustment unit is for the test circuit of adjusting each LDO of described at least one LDO according to described test parameter successively;
The test collecting unit is for the output voltage of each LDO in test circuit separately of gathering described at least one LDO successively.
9. proving installation according to claim 8, it is characterized in that, described circuit adjustment unit specifically is used for according to described test parameter, adjusts the load current of the tunable load that is connected with each LDO among described at least one LDO, and the input voltage of each LDO is set respectively.
10. the opertaing device of a voltage stabilizer test is characterized in that, comprising:
Instruction sending module is used for sending test instruction to proving installation, carries test parameter in the described test instruction;
The voltage receiver module be used for to receive the output voltage of at least one LDO that described proving installation returns;
Determination module as a result is used for determining according to described output voltage the test result of described LDO.
11. opertaing device according to claim 10 is characterized in that, described voltage receiver module specifically is used for receiving successively the output voltage of each LDO of at least one LDO that described proving installation returns.
12. opertaing device according to claim 11 is characterized in that, described determination module as a result comprises:
Judging unit is used for judging that the output voltage of each LDO of described at least one LDO is whether in threshold range;
The test determining unit, the described LDO that is positioned at threshold range for definite described output voltage tests successfully, determines that described output voltage exceeds the described LDO test crash of threshold range.
13. the system of a voltage stabilizer test is characterized in that, comprises as each described proving installation of claim 7-9 with as each described opertaing device of claim 10-12.
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| CN104360148A (en) * | 2014-12-04 | 2015-02-18 | 珠海格力电器股份有限公司 | Output voltage detection system of voltage stabilization block of controller |
| CN104569645A (en) * | 2013-10-22 | 2015-04-29 | 珠海格力电器股份有限公司 | Detection device and system of three-terminal regulator |
| CN106771778A (en) * | 2017-01-19 | 2017-05-31 | 深圳市量为科技有限公司 | The lossless screening technique of low pressure difference linear voltage regulator Radiation hardness and device |
| CN107024614A (en) * | 2017-03-09 | 2017-08-08 | 广东创锐电子技术股份有限公司 | A kind of method of testing of charging pile voltage changer |
| CN107634566A (en) * | 2016-07-12 | 2018-01-26 | 恩智浦有限公司 | Equipment and associated method for battery charging |
| CN109917268A (en) * | 2019-01-23 | 2019-06-21 | 成都芯源系统有限公司 | Test system and test method of voltage stabilizer |
| CN113740653A (en) * | 2021-09-08 | 2021-12-03 | 无锡力芯微电子股份有限公司 | High-precision evaluation method and circuit suitable for LDO dynamic load response |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070176636A1 (en) * | 2006-01-11 | 2007-08-02 | Jing-Meng Liu | Power supply circuit and control method thereof |
| US20090284246A1 (en) * | 2008-05-16 | 2009-11-19 | Ranjit Kumar Dash | Low dropout regulator testing system and device |
| CN202631671U (en) * | 2012-01-05 | 2012-12-26 | 深圳创维数字技术股份有限公司 | PCB testing device |
| CN102854475A (en) * | 2012-08-15 | 2013-01-02 | 泰州东睿信息技术有限公司 | Power supply testing device |
| CN202676817U (en) * | 2012-05-24 | 2013-01-16 | 深圳创维数字技术股份有限公司 | Low dropout regulator testing device |
-
2013
- 2013-03-01 CN CN2013100665458A patent/CN103197170A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070176636A1 (en) * | 2006-01-11 | 2007-08-02 | Jing-Meng Liu | Power supply circuit and control method thereof |
| US20090284246A1 (en) * | 2008-05-16 | 2009-11-19 | Ranjit Kumar Dash | Low dropout regulator testing system and device |
| CN202631671U (en) * | 2012-01-05 | 2012-12-26 | 深圳创维数字技术股份有限公司 | PCB testing device |
| CN202676817U (en) * | 2012-05-24 | 2013-01-16 | 深圳创维数字技术股份有限公司 | Low dropout regulator testing device |
| CN102854475A (en) * | 2012-08-15 | 2013-01-02 | 泰州东睿信息技术有限公司 | Power supply testing device |
Non-Patent Citations (2)
| Title |
|---|
| A.K.考克哈尔等: "《微型计算机及其在工业生产中的应用》", 30 November 1990 * |
| J.M.JURAN等: "《品质计划与分析》", 31 August 1984 * |
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| CN104569645A (en) * | 2013-10-22 | 2015-04-29 | 珠海格力电器股份有限公司 | Detection device and system of three-terminal regulator |
| CN104360148A (en) * | 2014-12-04 | 2015-02-18 | 珠海格力电器股份有限公司 | Output voltage detection system of voltage stabilization block of controller |
| CN107634566A (en) * | 2016-07-12 | 2018-01-26 | 恩智浦有限公司 | Equipment and associated method for battery charging |
| CN107634566B (en) * | 2016-07-12 | 2024-01-16 | 恩智浦有限公司 | Apparatus for battery charging and associated methods |
| CN106771778A (en) * | 2017-01-19 | 2017-05-31 | 深圳市量为科技有限公司 | The lossless screening technique of low pressure difference linear voltage regulator Radiation hardness and device |
| CN107024614A (en) * | 2017-03-09 | 2017-08-08 | 广东创锐电子技术股份有限公司 | A kind of method of testing of charging pile voltage changer |
| CN109917268A (en) * | 2019-01-23 | 2019-06-21 | 成都芯源系统有限公司 | Test system and test method of voltage stabilizer |
| CN113740653A (en) * | 2021-09-08 | 2021-12-03 | 无锡力芯微电子股份有限公司 | High-precision evaluation method and circuit suitable for LDO dynamic load response |
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Application publication date: 20130710 |