CN104953955B - A kind of amplifier circuit of three-level structure for amplifying - Google Patents
A kind of amplifier circuit of three-level structure for amplifying Download PDFInfo
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- CN104953955B CN104953955B CN201510300599.5A CN201510300599A CN104953955B CN 104953955 B CN104953955 B CN 104953955B CN 201510300599 A CN201510300599 A CN 201510300599A CN 104953955 B CN104953955 B CN 104953955B
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Abstract
The invention discloses a kind of amplifier circuit of three-level structure for amplifying, including first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the first capacitance, the second capacitance, the 3rd capacitance, the 4th capacitance, the 5th capacitance, the 6th capacitance, the 7th capacitance, the first diode, the first triode, the second triode, the 3rd triode.The present invention provides a kind of amplifier circuit of three-level structure for amplifying, designs triple structure for amplifying, significantly improves the switching rate of amplifier, ingenious in design, is worthy to be popularized.
Description
Technical field
The invention discloses a kind of amplifier circuit of three-level structure for amplifying, it is related to technical field of data processing.
Background technology
Operational amplifier（Abbreviation amplifier）It is the circuit unit with very high-amplification-factor.In actual circuit, usually tie
Close feedback network and collectively constitute certain function module.It is a kind of amplifier with special Coupling circuit and feedback.It is exported
Signal can be that input signal adds, subtracts or the result of the mathematical operation such as differential, integration.Since early stage is applied to simulation computer
In, to realize mathematical operation, therefore gain the name " operational amplifier ".Amplifier is the circuit unit that an angle from function is named,
It can be realized, can also realized among semiconductor chip by discrete device.It is most with the development of semiconductor technology
Amplifier is existed in the form of single-chip.The species of amplifier is various, is widely used among electronics industry.
In quick A/D and D/A converter, the video amplifier, it is desirable to which the conversion rate SR of integrated operational amplifier is certain
Will height, unity gain bandwidth BWG have to it is sufficiently large, as universal integrated transporting discharging is the occasion that cannot be suitable for high-speed applications
's.
The content of the invention
The technical problems to be solved by the invention are：The defects of for the prior art, there is provided a kind of three-level structure for amplifying
Amplifier circuit, designs triple structure for amplifying, significantly improves the switching rate of amplifier, ingenious in design, is worthy to be popularized.
The present invention uses following technical scheme to solve above-mentioned technical problem：
A kind of amplifier circuit of three-level structure for amplifying, including first resistor, second resistance, 3rd resistor, the 4th resistance,
5th resistance, the 6th resistance, the 7th resistance, the first capacitance, the second capacitance, the 3rd capacitance, the 4th capacitance, the 5th capacitance, the 6th
Capacitance, the 7th capacitance, the first diode, the first triode, the second triode, the 3rd triode；
The first resistor is rheostat, and the sliding end of the first resistor connects one end of the first capacitance, described first
As input terminal, another fixing end of the first resistor is grounded one fixing end of resistance, first capacitance it is another
One end connects one end of second resistance, one end of the 3rd capacitance, one end of 3rd resistor, the base stage of the first triode, institute respectively
The other end ground connection of 3rd resistor is stated, the emitter of first triode connects one end of the 5th resistance, the 4th capacitance respectively
One end, the other end, the other end of the 4th capacitance of the 5th resistance are grounded；
The collector of first triode connects the other end of the 3rd capacitance, one end of the 4th resistance, the two or three respectively
The base stage of pole pipe；The emitter of second triode connects one end of the 5th capacitance, the other end ground connection of the 5th capacitance；
The collector of second triode connects the other end of second resistance, one end of the second capacitance, the 6th electricity respectively
One end of appearance, the emitter of the 3rd triode, the other end of the 6th capacitance is as lead-out terminal；
The other end of second capacitance connects one end of the 6th resistance, one end of the 7th resistance, the 7th electricity respectively
The other end of resistance connects the collector of the 3rd triode, one end of the 7th capacitance, the other end ground connection of the 7th capacitance respectively；
The other end of 6th resistance connects the anode of the first diode, the base stage of the 3rd triode respectively；Described
The cathode of one diode connects the other end of the 4th resistance.
As the further prioritization scheme of the present invention, the model of first triode and second triode
2N109。
As the further prioritization scheme of the present invention, the first resistor uses frequency sensitive trheostat.
As the further prioritization scheme of the present invention, the model LM9011 of the 3rd triode.
As the further prioritization scheme of the present invention, the model BT101 of first diode.
The present invention compared with prior art, has following technique effect using above technical scheme：The present invention provides a kind of
The amplifier circuit of three-level structure for amplifying, designs triple structure for amplifying, significantly improves the switching rate of amplifier, ingenious in design,
It is worthy to be popularized.
Brief description of the drawings
Fig. 1 is the circuit diagram of the present invention；
R1-R7 represents first resistor to the 7th resistance respectively, and C1-C7 represents the first capacitance to the 7th capacitance, T1-T3 respectively
The first triode to the 3rd triode is represented respectively, and D represents the first diode.
Embodiment
Embodiments of the present invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is same or like element.Under
Face is exemplary by reference to the embodiment that attached drawing describes, and is only used for explaining the present invention, and cannot be construed to the present invention
Limitation.
Those skilled in the art of the present technique are it is understood that the correlation module and its function of realization that are arrived involved in the present invention
It is that computer software programs conventional in the prior art are carried on improved hardware and its device of composition, device or system
It is not that computer software programs of the prior art or related agreement are improved or related agreement achieves that.For example,
Improved computer hardware system still can realize the spy of the hardware system by loading existing operation system of software
Determine function.It is understood, therefore, that the innovation of the present invention is the improvement to hardware module in the prior art and its company
Syntagmatic is connect, rather than is only the improvement to realizing the software carried in relation to function or agreement in hardware module.
Those skilled in the art of the present technique are it is understood that correlation module mentioned in the present invention is performed for the application
Described in one or more hardware devices in step in operation, method, flow, measure, scheme.The hardware device can
Think required purpose and specially design and manufacture, or can also use all-purpose computer in known device or it is known its
His hardware device.The all-purpose computer is activated or reconstructed with having the procedure selection being stored in it.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singulative " one " used herein, " one
It is a ", " described " and "the" may also comprise plural form.It is to be further understood that what is used in the specification of the present invention arranges
Diction " comprising " refer to there are the feature, integer, step, operation, element and/or component, but it is not excluded that in the presence of or addition
One or more other features, integer, step, operation, element, component and/or their groups.It should be understood that when we claim member
Part is " connected " or during " coupled " to another element, it can be directly connected or coupled to other elements, or there may also be
Intermediary element.In addition, " connection " used herein or " coupling " can include wireless connection or coupling.Wording used herein
"and/or" includes any cell of one or more associated list items and all combines.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein（Including technology art
Language and scientific terminology）With the identical meaning of the general understanding with the those of ordinary skill in fields of the present invention.Should also
Understand, those terms such as defined in the general dictionary, which should be understood that, to be had and the meaning in the context of the prior art
The consistent meaning of justice, and unless defined as here, will not be with idealizing or the implication of overly formal be explained.
Technical scheme is described in further detail below in conjunction with the accompanying drawings：
The structural model schematic diagram of the present invention is as shown in Figure 1, a kind of amplifier circuit of three-level structure for amplifying, including first
Resistance, second resistance, 3rd resistor, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the first capacitance, the second capacitance,
3rd capacitance, the 4th capacitance, the 5th capacitance, the 6th capacitance, the 7th capacitance, the first diode, the first triode, the two or three pole
Pipe, the 3rd triode；
The first resistor is rheostat, and the sliding end of the first resistor connects one end of the first capacitance, described first
As input terminal, another fixing end of the first resistor is grounded one fixing end of resistance, first capacitance it is another
One end connects one end of second resistance, one end of the 3rd capacitance, one end of 3rd resistor, the base stage of the first triode, institute respectively
The other end ground connection of 3rd resistor is stated, the emitter of first triode connects one end of the 5th resistance, the 4th capacitance respectively
One end, the other end, the other end of the 4th capacitance of the 5th resistance are grounded；
The collector of first triode connects the other end of the 3rd capacitance, one end of the 4th resistance, the two or three respectively
The base stage of pole pipe；The emitter of second triode connects one end of the 5th capacitance, the other end ground connection of the 5th capacitance；
The collector of second triode connects the other end of second resistance, one end of the second capacitance, the 6th electricity respectively
One end of appearance, the emitter of the 3rd triode, the other end of the 6th capacitance is as lead-out terminal；
The other end of second capacitance connects one end of the 6th resistance, one end of the 7th resistance, the 7th electricity respectively
The other end of resistance connects the collector of the 3rd triode, one end of the 7th capacitance, the other end ground connection of the 7th capacitance respectively；
The other end of 6th resistance connects the anode of the first diode, the base stage of the 3rd triode respectively；Described
The cathode of one diode connects the other end of the 4th resistance.
As the further prioritization scheme of the present invention, the model of first triode and second triode
2N109。
As the further prioritization scheme of the present invention, the first resistor uses frequency sensitive trheostat.
As the further prioritization scheme of the present invention, the model LM9011 of the 3rd triode.
As the further prioritization scheme of the present invention, the model BT101 of first diode.
Embodiments of the present invention are explained in detail above in conjunction with attached drawing, but the present invention is not limited to above-mentioned implementation
Mode, within the knowledge of a person skilled in the art, can also be on the premise of present inventive concept not be departed from
Make a variety of changes.The above described is only a preferred embodiment of the present invention, not make limit in any form to the present invention
System, although the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any to be familiar with this professional skill
Art personnel, without departing from the scope of the present invention, when the technology contents using the disclosure above make it is a little change or
The equivalent embodiment of equivalent variations is modified to, as long as being without departing from technical solution of the present invention content, the technology according to the present invention is real
Matter, within the spirit and principles in the present invention, any simple modification, equivalent substitution and the improvement made to above example
Deng still falling within the protection domain of technical solution of the present invention.
Claims (5)
- A kind of 1. amplifier circuit of three-level structure for amplifying, it is characterised in that：Including first resistor, second resistance, 3rd resistor, 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the first capacitance, the second capacitance, the 3rd capacitance, the 4th capacitance, the 5th Capacitance, the 6th capacitance, the 7th capacitance, the first diode, the first triode, the second triode, the 3rd triode；The first resistor is rheostat, and the sliding end of the first resistor connects one end of the first capacitance, the first resistor A fixing end as input terminal, another fixing end of the first resistor is grounded, the other end of first capacitance Connect one end, one end of the 3rd capacitance of second resistance respectively, one end of 3rd resistor, the base stage of the first triode, described the The other end ground connection of three resistance, the emitter of first triode connect one end of the 5th resistance, the one of the 4th capacitance respectively End, the other end, the other end of the 4th capacitance of the 5th resistance are grounded；The collector of first triode connects the other end, one end of the 4th resistance, the second triode of the 3rd capacitance respectively Base stage；The emitter of second triode connects one end of the 5th capacitance, the other end ground connection of the 5th capacitance；The collector of second triode connects the other end of second resistance, one end of the second capacitance, the 6th capacitance respectively One end, the emitter of the 3rd triode, the other end of the 6th capacitance is as lead-out terminal；The other end of second capacitance connects one end of the 6th resistance, one end of the 7th resistance respectively, the 7th resistance The other end connects the collector of the 3rd triode, one end of the 7th capacitance, the other end ground connection of the 7th capacitance respectively；The other end of 6th resistance connects the anode of the first diode, the base stage of the 3rd triode respectively；Described 1st The cathode of pole pipe connects the other end of the 4th resistance.
- A kind of 2. amplifier circuit of three-level structure for amplifying as claimed in claim 1, it is characterised in that：First triode With the model 2N109 of second triode.
- A kind of 3. amplifier circuit of three-level structure for amplifying as claimed in claim 1, it is characterised in that：The first resistor is adopted Use frequency sensitive trheostat.
- A kind of 4. amplifier circuit of three-level structure for amplifying as claimed in claim 1, it is characterised in that：3rd triode Model LM9011.
- A kind of 5. amplifier circuit of three-level structure for amplifying as claimed in claim 1, it is characterised in that：First diode Model BT101.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510300599.5A CN104953955B (en) | 2015-06-05 | 2015-06-05 | A kind of amplifier circuit of three-level structure for amplifying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510300599.5A CN104953955B (en) | 2015-06-05 | 2015-06-05 | A kind of amplifier circuit of three-level structure for amplifying |
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| Publication Number | Publication Date |
|---|---|
| CN104953955A CN104953955A (en) | 2015-09-30 |
| CN104953955B true CN104953955B (en) | 2018-05-08 |
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| CN201510300599.5A Active CN104953955B (en) | 2015-06-05 | 2015-06-05 | A kind of amplifier circuit of three-level structure for amplifying |
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| CN105973454A (en) * | 2016-04-28 | 2016-09-28 | 无锡昊瑜节能环保设备有限公司 | Environmental noise measuring instrument based on three-stage amplification circuit |
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| CN107380118A (en) * | 2017-08-29 | 2017-11-24 | 邢建强 | A kind of automotive theft proof system based on sensor data fusion technology |
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| CN107453460A (en) * | 2017-08-31 | 2017-12-08 | 苏州惠华电子科技有限公司 | A kind of intelligence control system of the special wire harness of discharge and recharge |
| CN107370218A (en) * | 2017-08-31 | 2017-11-21 | 苏州惠华电子科技有限公司 | A kind of intelligent monitoring and controlling device of the special wire harness based on three-stage operational amplifier |
| CN107632546A (en) * | 2017-09-15 | 2018-01-26 | 无锡七百二十度科技有限公司 | A kind of big data application detecting system based on technology of Internet of things |
| CN107792000A (en) * | 2017-09-28 | 2018-03-13 | 无锡昊瑜节能环保设备有限公司 | A kind of automotive theft proof system using more integration technologies |
| CN107528375A (en) * | 2017-09-28 | 2017-12-29 | 无锡昊瑜节能环保设备有限公司 | A kind of accumulator charging and discharging state intelligent monitor system |
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|---|---|---|---|---|
| NL142844B (en) * | 1965-11-01 | 1974-07-15 | Matsushita Electric Ind Co Ltd | TRANSISTOR AMPLIFIER. |
| CN201226507Y (en) * | 2008-07-01 | 2009-04-22 | 深圳市九茂三水电气有限公司 | Power amplification circuit for power line carrier communication |
| CN203563019U (en) * | 2013-11-19 | 2014-04-23 | 四川蓉汇达信息科技有限公司 | Power amplification circuit for loudspeaker box loudspeaker |
| CN103746663A (en) * | 2014-01-21 | 2014-04-23 | 上海镭芯微电子有限公司 | Ultra-wide-band low-noise singlechip integrated amplifier |
-
2015
- 2015-06-05 CN CN201510300599.5A patent/CN104953955B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL142844B (en) * | 1965-11-01 | 1974-07-15 | Matsushita Electric Ind Co Ltd | TRANSISTOR AMPLIFIER. |
| CN201226507Y (en) * | 2008-07-01 | 2009-04-22 | 深圳市九茂三水电气有限公司 | Power amplification circuit for power line carrier communication |
| CN203563019U (en) * | 2013-11-19 | 2014-04-23 | 四川蓉汇达信息科技有限公司 | Power amplification circuit for loudspeaker box loudspeaker |
| CN103746663A (en) * | 2014-01-21 | 2014-04-23 | 上海镭芯微电子有限公司 | Ultra-wide-band low-noise singlechip integrated amplifier |
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| CN104953955A (en) | 2015-09-30 |
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