CN203881900U - Small-power unidirectional and bidirectional controlled silicon test device - Google Patents
Small-power unidirectional and bidirectional controlled silicon test device Download PDFInfo
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- CN203881900U CN203881900U CN201320878249.3U CN201320878249U CN203881900U CN 203881900 U CN203881900 U CN 203881900U CN 201320878249 U CN201320878249 U CN 201320878249U CN 203881900 U CN203881900 U CN 203881900U
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Abstract
The utility model relates to a small-power unidirectional and bidirectional controlled silicon test device, which is characterized by comprising an integrated circuit DIP socket, a test performance display circuit, a controlled silicon triggering signal loop and a direct current power supply circuit, wherein the test performance display circuit consists of a converting switch K-1, a red LED (light emitting diode) 1, a resistor R2, a green LED 2 and a resistor R1, the controlled silicon triggering signal loop consists of a converting switch K-2, a resistor R3 and a resistor R4, the direct current power supply circuit consists of a converting switch K-3, a 6V direct current power supply, a 9V direct current power supply and a power supply switch SW, a jack A (jack T1) of the integrated circuit DIP socket is connected with a pin 3 of the converting switch K-1, a jack K (jack T2); of the integrated circuit DIP socket is connected with a pin 3 of the converting switch K-3, and a jack G (jack G1) of the integrated circuit DIP socket is connected with a pin 3 of the converting switch K-2 through a button switch AN.
Description
Technical field
The utility model belongs to electronic devices and components field of measuring technique, is to bidirectional triode thyristor proving installation about a kind of small power single.
Background technology
In Electronic Design or maintenance job, often need to use below voltage 500V, electric current 5A is with interior miniwatt silicon controlled rectifier element.The method and the instrument that are used for measuring one-way SCR (SCR) or bidirectional triode thyristor (BCR) performance are a lot, specialty be used for measuring one-way SCR (SCR) or bidirectional triode thyristor (BCR) although instrumentation function admirable, but it is high to exist price, amateur unit or personnel are difficult to the defects such as acceptance.In order to make up and to overcome these problems, be necessary to develop that a kind of circuit structure is succinct, cost of manufacture is low, stable work in work and practical measurement one-way SCR (SCR) or the instrument of bidirectional triode thyristor (BCR) performance.
Small power single can be tested this two kinds of silicon controlled performances quickly to bidirectional triode thyristor proving installation, and its quality of energy intuitive judgment and triggering performance, the features such as its measurement result can meet general specification, and it has, and circuit structure is simple, stable work in work, cost of manufacture are low.
Below describe small power single described in the utility model in detail to bidirectional triode thyristor proving installation related relevant technologies content in manufacturing process.
Utility model content
Goal of the invention and beneficial effect: a lot of for measuring method and the instrument of one-way SCR (SCR) or bidirectional triode thyristor (BCR) performance, specialty be used for measuring one-way SCR (SCR) or bidirectional triode thyristor (BCR) although instrumentation function admirable, but it is high to exist price, amateur unit or personnel are difficult to the defects such as acceptance.Small power single can be tested this two kinds of silicon controlled performances quickly to bidirectional triode thyristor proving installation, and its quality of energy intuitive judgment and triggering performance, the features such as its measurement result can meet general specification, and it has, and circuit structure is simple, stable work in work, cost of manufacture are low.
Circuit working principle: when switch K (that is: triple-pole double throw switch) pulls to below, as test unidirectional controllable silicon S CR, when switch K pulls to top, as test bidirectional triode thyristor BCR.Before test, (two kinds of controllable silicons are for sharing jack first each tested controllable silicon pin to be inserted to corresponding jack, unidirectional controllable silicon S CR pin jack is labeled as respectively: A jack (anode), K jack (negative electrode), G jack (grid), the mark of bidirectional triode thyristor BCR is T1 jack (first anode), T2 jack (second anode), G jack (grid).
In the time that switch K pulls to below, connect after single-pole switch SW, between the anode A of unidirectional controllable silicon S CR, negative electrode K, add positive voltage; In the time that switch K pulls to top, between the first anode T1 of bidirectional triode thyristor BCR, the second anode T2 utmost point, add positive voltage.In above-mentioned two situations, red light emitting diodes LED1, or green LED LED2 should not light.As red light emitting diodes, LED1 lights, and shows that unidirectional controllable silicon S CR damages, its anode A and negative electrode K short circuit; As green LED, LED2 lights, and shows that bidirectional triode thyristor BCR damages, its first anode T1 and second anode T2 short circuit.
In the time that switch K pulls to below, click again pushbutton switch AN, give the grid G of unidirectional controllable silicon S CR (when switch K pulls to top, the grid G 1 of bidirectional triode thyristor BCR) an additional trigger pip, under normal circumstances, red light emitting diodes LED1 or green LED LED2 should light immediately, and after pushbutton switch AN unclamps, red light emitting diodes LED1 or green LED LED2 continue to keep lighting, and represent that unidirectional controllable silicon S CR or bidirectional triode thyristor BCR performance are intact that is:.If pressed the button after switch AN, red light emitting diodes LED1 or green LED LED2 all can not light, and represent that unidirectional controllable silicon S CR or bidirectional triode thyristor BCR damage, and do not have Trigger Function.Press the button after switch AN, red light emitting diodes LED1 or green LED LED2 light, and after release button switch AN, red light emitting diodes LED1 or green LED LED2 extinguish again immediately, show that unidirectional controllable silicon S CR or bidirectional triode thyristor BCR do not have the maintenance of triggering function, it can not use equally.
Technical scheme: small power single is to bidirectional triode thyristor proving installation, and it comprises integrated circuit DIP socket, test performance display circuit, silicon controlled trigger signal loop, DC power supply circuit, it is characterized in that:
Test performance display circuit: it is made up of switch K-1, red light emitting diodes LED1 and resistance R 2, green LED LED2 and resistance R 1,1 pin of switch K-1 connects the negative pole of green LED LED2 by resistance R 1, the anodal VCC of anodal connection circuit of green LED LED2,2 pin of switch K1 connect the negative pole of red light emitting diodes LED1 by resistance R 2, the anodal VCC of anodal connection circuit of red light emitting diodes LED1;
Silicon controlled trigger signal loop: it is made up of switch K-2, resistance R 3 and resistance R 4,1 pin of switch K2 is by the anodal VCC of resistance R 3 connection circuits, and 2 pin of switch K-2 are by the anodal VCC of resistance R 4 connection circuits;
DC power supply circuit: it is made up of switch K-3,6V direct supply, 9V direct supply and single-pole switch SW, 1 pin of switch K-3 connects the positive pole of 6V direct supply and the negative pole of 9V direct supply, the positive pole of 9V direct supply is by the anodal VCC of single-pole switch SW connection circuit, and 2 pin of switch K-3 connect the negative pole of 6V direct supply;
A jack/T1 jack of integrated circuit DIP socket connects 3 pin of conversion K switch-1, and K jack/T2 jack of integrated circuit DIP socket connects 3 pin of conversion K switch-3, and G jack/G1 jack of integrated circuit DIP socket connects 3 pin of conversion K switch-2 by pushbutton switch AN.
Brief description of the drawings
Accompanying drawing 1 is that the utility model provides the embodiment circuit working schematic diagram of a small power single to bidirectional triode thyristor proving installation; When switch K pulls to below, as test unidirectional controllable silicon S CR; When switch K pulls to top, as test bidirectional triode thyristor BCR.
Embodiment
According to the small power single shown in accompanying drawing 1 to bidirectional triode thyristor proving installation circuit working schematic diagram and brief description of the drawings, and according to annexation between components and parts in the each several part circuit described in utility model content, and the components and parts technical parameter described in embodiment requires and circuit production main points are implemented to realize the utility model, below in conjunction with embodiment, correlation technique of the present utility model is further described.
The selection of components and parts and technical parameter thereof
Resistance 780 Ω of resistance R 1; The resistance 1.8K Ω of resistance R 2; Resistance 82 Ω of resistance R 3; The resistance 15K Ω of resistance R 4;
LED1 is red light emitting diodes, and LED2 is green LED, selects diameter ￠ 5mm high-brightness light emitting diode;
K is switch, and it comprises K-1, K-2 and K-3, selects triple-pole double throw switch;
AN is pushbutton switch, selects keyswitch open in usual; SW is single-pole switch;
Unidirectional controllable silicon S CR and bidirectional triode thyristor BCR use common hub, and common hub adopts integrated circuit DIP socket;
The voltage of two groups of direct supplys is respectively 9V, 6V.
Circuit production main points, circuit debugging and using method
Because of small power single fairly simple to the circuit structure of bidirectional triode thyristor proving installation, comparison is easy, as long as the electronic devices and components performance of generally selecting is intact, and the components and parts annexation in accompanying drawing 1 is welded to specifications, physical connection line and welding quality are after careful inspection is correct, and circuit of the present utility model does not substantially need to carry out any debugging and can normally work;
In the time using unidirectional controllable silicon S CR or bidirectional triode thyristor BCR common hub, be according to silicon controlled technical information and use experience, scarcely will be by the pin wrong plug of unidirectional controllable silicon S CR or bidirectional triode thyristor BCR, otherwise be difficult to obtain correct test result;
Grasp fast the using method of small power single to bidirectional triode thyristor proving installation, need in use constantly to accumulate test experience;
Using method refers to the particular content described in circuit working principle.
Claims (1)
1. small power single is to a bidirectional triode thyristor proving installation, and it comprises integrated circuit DIP socket, test performance display circuit, silicon controlled trigger signal loop, DC power supply circuit, it is characterized in that:
Described test performance display circuit is made up of switch K-1, red light emitting diodes LED1 and resistance R 2, green LED LED2 and resistance R 1,1 pin of switch K-1 connects the negative pole of green LED LED2 by resistance R 1, the anodal VCC of anodal connection circuit of green LED LED2,2 pin of switch K1 connect the negative pole of red light emitting diodes LED1 by resistance R 2, the anodal VCC of anodal connection circuit of red light emitting diodes LED1;
Described silicon controlled trigger signal loop is made up of switch K-2, resistance R 3 and resistance R 4, and 1 pin of switch K2 is by the anodal VCC of resistance R 3 connection circuits, and 2 pin of switch K-2 are by the anodal VCC of resistance R 4 connection circuits;
Described DC power supply circuit is made up of switch K-3,6V direct supply, 9V direct supply and single-pole switch SW, 1 pin of switch K-3 connects the positive pole of 6V direct supply and the negative pole of 9V direct supply, the positive pole of 9V direct supply is by the anodal VCC of single-pole switch SW connection circuit, and 2 pin of switch K-3 connect the negative pole of 6V direct supply;
A jack/T1 jack of described integrated circuit DIP socket connects 3 pin of conversion K switch-1, K jack/T2 jack of integrated circuit DIP socket connects 3 pin of conversion K switch-3, and G jack/G1 jack of integrated circuit DIP socket connects 3 pin of conversion K switch-2 by pushbutton switch AN.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320878249.3U CN203881900U (en) | 2013-12-29 | 2013-12-29 | Small-power unidirectional and bidirectional controlled silicon test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320878249.3U CN203881900U (en) | 2013-12-29 | 2013-12-29 | Small-power unidirectional and bidirectional controlled silicon test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203881900U true CN203881900U (en) | 2014-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320878249.3U Expired - Fee Related CN203881900U (en) | 2013-12-29 | 2013-12-29 | Small-power unidirectional and bidirectional controlled silicon test device |
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| CN (1) | CN203881900U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103698683A (en) * | 2013-12-29 | 2014-04-02 | 王志 | Small-power unidirectional and bidirectional controlled silicon test device |
-
2013
- 2013-12-29 CN CN201320878249.3U patent/CN203881900U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103698683A (en) * | 2013-12-29 | 2014-04-02 | 王志 | Small-power unidirectional and bidirectional controlled silicon test device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141015 Termination date: 20141229 |
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| EXPY | Termination of patent right or utility model |