CN203086428U - General integrated voltage comparator circuit - Google Patents
General integrated voltage comparator circuit Download PDFInfo
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- CN203086428U CN203086428U CN 201320066722 CN201320066722U CN203086428U CN 203086428 U CN203086428 U CN 203086428U CN 201320066722 CN201320066722 CN 201320066722 CN 201320066722 U CN201320066722 U CN 201320066722U CN 203086428 U CN203086428 U CN 203086428U
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Abstract
The utility model discloses a general integrated voltage comparator circuit. An input module comprises a first grounding terminal, a forward direction input terminal and a reverse input terminal. An output module comprises a negative voltage terminal, a second grounding terminus, a first external connection gating terminal, an output terminal, a second external connection gating terminal and a positive voltage terminal. Therefore, needs of terminals of several kinds of the current voltage comparators are satisfied. In addition, the input module is provided with a two-stage differential amplification circuit. An interstage amplifier section is provided with a two-stage amplification circuit and an anti-saturation circuit. Output indexes of each output terminal of the output module simultaneously satisfy needs of performance indexes of the several kinds of the current voltage comparators. Versatility of the general integrated voltage comparator circuit is strong so that the several kinds of the current voltage comparators can be replaced. Cost is saved.
Description
Technical field
The utility model relates to a kind of voltage comparator, is specifically related to a kind of general integrated voltage comparator circuit.
Background technology
Voltage comparator is that input signal is differentiated and circuit relatively, is the basic element circuit of forming the non-sine wave generation circuit.The voltage comparator that current industry exists is of a great variety, yet, in various types of voltage comparator, the function of many voltage comparators is basic identical, unique difference is that concrete pin count is different with layout and performance parameter index, yet so trickle difference but will adopt different technology and streamline to produce these voltage comparators respectively, exists the high problem of manufacturing cost.
The utility model content
At the problem that prior art exists, the purpose of this utility model is to provide a kind of general integrated voltage comparator circuit, and its highly versatile can replace several existing voltage comparators, thereby saves cost.
A kind of general integrated voltage comparator circuit that the utility model provides, it comprises input module, intergrade amplification module, output module and rectification module, wherein,
Described input module comprises first earth terminal in turn, positive input and reverse input end, and first order differential amplifier circuit module and second level differential amplifier circuit module, described first order differential amplifier circuit module comprises being and is symmetrical arranged first triode (T1) with second triode (T2) and be connected described first triode (T1) and first resistance (R1) of the collector electrode of described second triode (T2), second resistance (R2) and the 3rd resistance (R3), described positive input is connected with the base stage of described first triode (T1) with described second triode (T2) respectively with described reverse input end, described second level differential amplifier circuit module is made up of symmetrically arranged the 3rd triode (T3) and the 4th triode (T4), and the base stage of described the 3rd triode (T3) and described the 4th triode (T4) is corresponding respectively to be connected with the collector electrode of described first triode (T1) with described second triode (T2);
The output signal of described intergrade amplification module in order to accept and to amplify described input module, it comprises two-stage amplifying circuit and anti saturation circuit, wherein, described two-stage amplifying circuit comprises the 7th triode (T7) and the 8th triode (T8), the base stage of described the 7th triode (T7) is connected with the common port of described second resistance (R2) and described the 3rd resistance (R3), described anti saturation circuit comprises first diode (D1) of series connection successively, second diode (D2), the 5th resistance (R5) and connect described first diode (D1) and a branch road of described second diode (D2) common port, described branch road is provided with the 6th resistance (R6), and the other end of described branch road is connected with the collector electrode of described the 8th triode (T8), and described the 5th resistance R 5 is connected with the collector electrode of described the 7th triode (T7) and the base stage of described the 8th triode (T8);
Described output module comprises the negative pressure terminals, second earth terminal, the first external gating end, outlet terminal, second external gating end and the malleation terminals, wherein, the described first external gating end is connected with the common port of described the 6th resistance (R6) with described the 8th triode (T8) via the 3rd voltage stabilizing didoe (Z3), the described second external gating end is connected with the common port of the described first external gating end and described the 3rd voltage stabilizing didoe (Z3), described outlet terminal is connected with the common port of described the 6th resistance (R6) with described the 8th triode (T8), and also be connected with second voltage stabilizing didoe (Z2) and the 9th triode (T9) between them in turn, described outlet terminal 7 also is connected with the emitter of described the 3rd triode (T3) with described the 4th triode (T4), and also be connected with first voltage stabilizing didoe (Z1) and the tenth triode (T10) between them in turn, described first earth terminal is connected with the common port of described first voltage stabilizing didoe (Z1) with described the tenth triode (T10) with described second earth terminal;
Described rectification module comprises the 7th resistance (R7), the 8th resistance (R8), the 9th resistance (R9), the 3rd diode (D3) and the 5th triode (T5).
Based on disclosing of above technical scheme, the utility model possesses following beneficial effect:
A kind of general integrated voltage comparator circuit that the utility model provides, wherein, described input module comprises first earth terminal, positive input and reverse input end, described output module comprises the negative pressure terminals, second earth terminal, the first external gating end, outlet terminal, second external gating end and the malleation terminals, thereby, to be suitable for the needs of the terminals that have several voltage comparators now, in addition, described input module is provided with the two-stage differential amplifying circuit, described interstage amplifier section is provided with two-stage amplifying circuit and anti saturation circuit, thereby, make the satisfied simultaneously needs that have the performance index of several voltage comparators now of output-index of each output of described output module, in summary, described general integrated voltage comparator circuit highly versatile can replace several existing voltage comparators, thereby, save cost.
Description of drawings
The structure chart of a kind of general integrated voltage comparator circuit that Fig. 1 provides for the utility model.
The drawing reference numeral explanation
Positive input 2
Reverse input end 3
Negative pressure terminals 4
The first external gating end 6
Outlet terminal 7
The second external gating end 8
Malleation terminals 9
Embodiment
Further specify the technical solution of the utility model below in conjunction with accompanying drawing and by embodiment:
At the problem that prior art exists, the purpose of this utility model is to provide a kind of general integrated voltage comparator circuit, and its highly versatile can replace several existing voltage comparators, thereby saves cost.
See also Fig. 1, a kind of general integrated voltage comparator circuit (not label) that the utility model provides, it comprises input module 100, intergrade amplification module 200, output module 300 and rectification module 400.
See also Fig. 1, described input module 100 comprises first earth terminal 1, positive input 2 and reverse input end 3, and first order differential amplifier circuit module (not label) and second level differential amplifier circuit module (not label), described first order differential amplifier circuit module comprises first resistance R 1 that is symmetrical arranged the first triode T1 and the second triode T2 and is connected the collector electrode of described first triode T1 and the described second triode T2, second resistance R 2 and the 3rd resistance R 3, described positive input 2 is connected with the base stage of described first triode T1 and the described second triode T2 respectively with described reverse input end 3, described second level differential amplifier circuit module is made up of symmetrically arranged the 3rd triode T3 and the 4th triode T4, and the base stage of described the 3rd triode T3 and described the 4th triode T4 is corresponding respectively to be connected with the collector electrode of described first triode T1 and the described second triode T2.
See also Fig. 1, the output signal of described intergrade amplification module 200 in order to accept and to amplify described input module 100, it comprises two-stage amplifying circuit (not label) and anti saturation circuit (not label), wherein, described two-stage amplifying circuit comprises the 7th triode T7 and the 8th triode T8, the base stage of described the 7th triode T7 is connected with the common port of described second resistance R 2 and described the 3rd resistance R 3, described anti saturation circuit comprises the first diode D1 of series connection successively, the second diode D2, the 5th resistance R 5 and connect described first diode (D1) and a branch road of described second diode (D2) common port (not label), described branch road is provided with the 6th resistance (R6), and the other end of described branch road is connected with the collector electrode of described the 8th triode (T8), and described the 5th resistance R 5 is connected with the collector electrode of described the 7th triode T7 and the base stage of described the 8th triode T8.
See also Fig. 1, described output module 300 comprises negative pressure terminals 4, second earth terminal 5, the first external gating end 6, outlet terminal 7, second external gating end 8 and the malleation terminals 9, wherein, the described first external gating end 6 is connected with the common port of described the 6th resistance R 6 and described the 8th triode T8 via the 3rd voltage stabilizing didoe Z3, the described second external gating end 8 is connected with the common port of the described first external gating end 6 and described the 3rd voltage stabilizing didoe Z3, described outlet terminal 7 is connected with the common port of described the 6th resistance R 6 and described the 8th triode T8, and also be connected with the second voltage stabilizing didoe Z2 and the 9th triode T9 between them in turn, described outlet terminal 7 also is connected with the emitter of described the 3rd triode T3 and described the 4th triode T4, and also be connected with the first voltage stabilizing didoe Z1 and the tenth triode T10 between them in turn, described first earth terminal 1 is connected with the common port of described second earth terminal 5 with described first voltage stabilizing didoe Z1 and described the tenth triode T10.
See also Fig. 1, described rectification module 400 comprises the 7th resistance R 7, the 8th resistance R 8, the 9th resistance R 9, the 3rd diode (D3) and the 5th triode (T5).
Below be a kind of general integrated voltage comparator circuit index parameter simultaneously that the utility model provides:
Based on disclosing of above technical scheme, the utility model possesses following beneficial effect:
A kind of general integrated voltage comparator circuit that the utility model provides, wherein, described input module 100 comprises first earth terminal 1, positive input 2 and reverse input end 3, described output module 300 comprises negative pressure terminals 4, second earth terminal 5, the first external gating end 6, outlet terminal 7, second external gating end 8 and the malleation terminals 9, thereby, to be suitable for the needs of the terminals that have several voltage comparators now, in addition, described input module 100 is provided with the two-stage differential amplifying circuit, described interstage amplifier section is provided with two-stage amplifying circuit and anti saturation circuit, thereby, make the satisfied simultaneously needs that have the performance index of several voltage comparators now of output-index of each output of described output module 300, in summary, described general integrated voltage comparator circuit highly versatile can replace several existing voltage comparators, thereby, save cost.
In conjunction with the accompanying drawings the utility model has been carried out exemplary description above; obvious realization of the present utility model is not subjected to the restriction of aforesaid way; as long as the various improvement of having adopted method design of the present utility model and technical scheme to carry out; or design of the present utility model and technical scheme are directly applied to other occasion without improving, all in protection range of the present utility model.
Claims (1)
1. a general integrated voltage comparator circuit is characterized in that, it comprises input module, intergrade amplification module, output module and rectification module, wherein,
Described input module comprises first earth terminal in turn, positive input and reverse input end, and first order differential amplifier circuit module and second level differential amplifier circuit module, described first order differential amplifier circuit module comprises being and is symmetrical arranged first triode (T1) with second triode (T2) and be connected described first triode (T1) and first resistance (R1) of the collector electrode of described second triode (T2), second resistance (R2) and the 3rd resistance (R3), described positive input is connected with the base stage of described first triode (T1) with described second triode (T2) respectively with described reverse input end, described second level differential amplifier circuit module is made up of symmetrically arranged the 3rd triode (T3) and the 4th triode (T4), and the base stage of described the 3rd triode (T3) and described the 4th triode (T4) is corresponding respectively to be connected with the collector electrode of described first triode (T1) with described second triode (T2);
The output signal of described intergrade amplification module in order to accept and to amplify described input module, it comprises two-stage amplifying circuit and anti saturation circuit, wherein, described two-stage amplifying circuit comprises the 7th triode (T7) and the 8th triode (T8), the base stage of described the 7th triode (T7) is connected with the common port of described second resistance (R2) and described the 3rd resistance (R3), described anti saturation circuit comprises first diode (D1) of series connection successively, second diode (D2), the 5th resistance (R5) and connect described first diode (D1) and a branch road of described second diode (D2) common port, described branch road is provided with the 6th resistance (R6), and the other end of described branch road is connected with the collector electrode of described the 8th triode (T8), and described the 5th resistance R 5 is connected with the collector electrode of described the 7th triode (T7) and the base stage of described the 8th triode (T8);
Described output module comprises the negative pressure terminals, second earth terminal, the first external gating end, outlet terminal, second external gating end and the malleation terminals, wherein, the described first external gating end is connected with the common port of described the 6th resistance (R6) with described the 8th triode (T8) via the 3rd voltage stabilizing didoe (Z3), the described second external gating end is connected with the common port of the described first external gating end and described the 3rd voltage stabilizing didoe (Z3), described outlet terminal is connected with the common port of described the 6th resistance (R6) with described the 8th triode (T8), and also be connected with second voltage stabilizing didoe (Z2) and the 9th triode (T9) between them in turn, described outlet terminal 7 also is connected with the emitter of described the 3rd triode (T3) with described the 4th triode (T4), and also be connected with first voltage stabilizing didoe (Z1) and the tenth triode (T10) between them in turn, described first earth terminal is connected with the common port of described first voltage stabilizing didoe (Z1) with described the tenth triode (T10) with described second earth terminal;
Described rectification module comprises the 7th resistance (R7), the 8th resistance (R8), the 9th resistance (R9), the 3rd diode (D3) and the 5th triode (T5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320066722 CN203086428U (en) | 2013-02-05 | 2013-02-05 | General integrated voltage comparator circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320066722 CN203086428U (en) | 2013-02-05 | 2013-02-05 | General integrated voltage comparator circuit |
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|---|---|
| CN203086428U true CN203086428U (en) | 2013-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320066722 Expired - Fee Related CN203086428U (en) | 2013-02-05 | 2013-02-05 | General integrated voltage comparator circuit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108141207A (en) * | 2015-09-15 | 2018-06-08 | 法尔科姆斯有限公司 | voltage comparator |
-
2013
- 2013-02-05 CN CN 201320066722 patent/CN203086428U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108141207A (en) * | 2015-09-15 | 2018-06-08 | 法尔科姆斯有限公司 | voltage comparator |
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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: 20130724 Termination date: 20190205 |
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| CF01 | Termination of patent right due to non-payment of annual fee |