CN104953959B - A kind of simple stabilizing amplifier - Google Patents
A kind of simple stabilizing amplifier Download PDFInfo
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- CN104953959B CN104953959B CN201510301185.4A CN201510301185A CN104953959B CN 104953959 B CN104953959 B CN 104953959B CN 201510301185 A CN201510301185 A CN 201510301185A CN 104953959 B CN104953959 B CN 104953959B
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Abstract
The invention discloses a kind of simple stabilizing amplifier, including the first capacitance, the second capacitance, third capacitance, the 4th capacitance, the 5th capacitance, the 6th capacitance, the 7th capacitance, the 8th capacitance, first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the first diode, the second diode, amplifier chip.Amplifier architecture disclosed in this invention is simple, of low cost, product stability is high.
Description
Technical field
The invention discloses a kind of simple stabilizing amplifiers, are related to power electronic chip technical field.
Background technology
Operational amplifier（Abbreviation amplifier）It is the circuit unit with very high-amplification-factor.In actual circuit, usually tie
It closes feedback network and collectively constitutes 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 operations 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 in semiconductor chip by discrete device.It is most with the development of semiconductor technology
Amplifier is existed in the form of single-chip.The type of amplifier is various, is widely used in electronics industry.
As environmentally protective and energy-saving and emission-reduction are paid more and more attention, common carrier is for wireless communication system lower power consumption
Requirement it is also higher and higher.Power amplifier as wireless communication emission system in final block, the efficiency of its own for
The influence of entire communication system efficiency index is huge.In general commercial mobile communication base station, the power of final power amplifier
Consumption accounts for more than the 60% of whole system.It can be seen that if final power amplifier efficiency is too low, entire shifting is not only increased
The power consumption of dynamic base station system, and excessive heat is also created, the cooling measure thus brought will also consume mass energy.Cause
This, the efficiency for improving power amplifier has become the hot subject of nowadays wireless communication field.
The shortcomings that existing amplifier generally existing circuit structure is complicated, and stability is insufficient.
Invention content
The technical problems to be solved by the invention are：In view of the drawbacks of the prior art, a kind of simple stabilizing amplifier is provided,
Circuit structure is relatively easy, while but also with higher stability, ingenious in design, is worthy to be popularized.
The present invention uses following technical scheme to solve above-mentioned technical problem：
A kind of simple stabilizing amplifier, including the first capacitance, the second capacitance, third capacitance, the 4th capacitance, the 5th capacitance,
6th capacitance, the 7th capacitance, the 8th capacitance, first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th resistance, the 6th
Resistance, the 7th resistance, the first diode, the second diode, amplifier chip；
One end of first capacitance connect respectively one end of first resistor, the second capacitance one end；Second capacitance
The other end connect respectively one end of 3rd resistor, the 4th resistance one end；The other end ground connection of the 3rd resistor, described the
The other end connection power supply of four resistance；
The other end of the first resistor connects one end of the 4th capacitance, and the other end of the 4th capacitance connects the respectively
One end of five resistance, the anode of the second diode, one end of the 7th capacitance, amplification chip negative-feedback end；
The other end of 7th capacitance connects one end of the 7th resistance, and the other end of the 7th resistance connects respectively to be put
The output terminal of big device chip, one end of the 8th capacitance；
One end of the other end connection third capacitance of the second resistance, the other end connection amplifier of the third capacitance
The normal phase input end of chip, the inverting input of the amplifier chip connect one end of the 5th capacitance, the 5th capacitance
The other end connects one end of the other end of the 5th resistance, the 6th capacitance respectively；The 6th electricity of other end connection of 6th capacitance
One end of resistance, the other end of the 6th resistance connect the cathode of the anode of the first diode, the second diode respectively；Described
The cathode connection power supply of one diode.
Advanced optimize scheme as the present invention, first diode, the second diode model 1N400.
Scheme, the model LM358 of the amplifier chip are advanced optimized as the present invention.
Scheme is advanced optimized as the present invention, further includes the 9th capacitance, one end of the 9th capacitance connects power supply,
The other end ground connection of 9th capacitance.
As the scheme that advanced optimizes of the present invention, the 9th capacitance is high frequency Leaded Ceramic Disc Capacitor.
The present invention compared with prior art, has following technique effect using above technical scheme：It is disclosed in this invention
Amplifier architecture is simple, of low cost, product stability is high, ingenious in design, is worthy to be popularized.
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-C8 represents the first capacitance to the 8th capacitance respectively, D1-
D2 represents the first diode to the second diode respectively, and U1 represents amplifier chip.
Specific 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 the element of same or like function.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the present invention, and is not construed as limiting the claims.
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
Or related agreement achieves that, is not that computer software programs of the prior art or related agreement are improved.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
Connect syntagmatic rather than only to the improvement to realize 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 is 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 is used in the specification of the present invention arranges
Diction " comprising " refers to there are the feature, integer, step, operation, element and/or component, but it is not excluded that presence or addition
Other one or more features, integer, step, operation, element, component and/or their group.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 meaning of too formal be explained.
Technical scheme of the present invention 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 simple stabilizing amplifier, including the first capacitance, second
Capacitance, third capacitance, the 4th capacitance, the 5th capacitance, the 6th capacitance, the 7th capacitance, the 8th capacitance, first resistor, second resistance,
3rd resistor, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the first diode, the second diode, amplifier core
Piece；
One end of first capacitance connect respectively one end of first resistor, the second capacitance one end；Second capacitance
The other end connect respectively one end of 3rd resistor, the 4th resistance one end；The other end ground connection of the 3rd resistor, described the
The other end connection power supply of four resistance；
The other end of the first resistor connects one end of the 4th capacitance, and the other end of the 4th capacitance connects the respectively
One end of five resistance, the anode of the second diode, one end of the 7th capacitance, amplification chip negative-feedback end；
The other end of 7th capacitance connects one end of the 7th resistance, and the other end of the 7th resistance connects respectively to be put
The output terminal of big device chip, one end of the 8th capacitance；
One end of the other end connection third capacitance of the second resistance, the other end connection amplifier of the third capacitance
The normal phase input end of chip, the inverting input of the amplifier chip connect one end of the 5th capacitance, the 5th capacitance
The other end connects one end of the other end of the 5th resistance, the 6th capacitance respectively；The 6th electricity of other end connection of 6th capacitance
One end of resistance, the other end of the 6th resistance connect the cathode of the anode of the first diode, the second diode respectively；Described
The cathode connection power supply of one diode.
Advanced optimize scheme as the present invention, first diode, the second diode model 1N400.
Scheme, the model LM358 of the amplifier chip are advanced optimized as the present invention.
Scheme is advanced optimized as the present invention, further includes the 9th capacitance, one end of the 9th capacitance connects power supply,
The other end ground connection of 9th capacitance.
As the scheme that advanced optimizes of the present invention, the 9th capacitance is high frequency Leaded Ceramic Disc Capacitor.
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 implementations
Mode, within the knowledge of a person skilled in the art, can also be under the premise of present inventive concept not be departed from
It makes 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, is not limited to the present invention, any skill for being familiar with this profession
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, technology reality according to the present invention
Matter, within the spirit and principles in the present invention, any simple modification, equivalent replacement and the improvement made to above example
Deng still falling within the protection domain of technical solution of the present invention.
Claims (5)
1. a kind of simple stabilizing amplifier, it is characterised in that：Including the first capacitance, the second capacitance, third capacitance, the 4th capacitance,
5th capacitance, the 6th capacitance, the 7th capacitance, the 8th capacitance, first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th
Resistance, the 6th resistance, the 7th resistance, the first diode, the second diode, amplifier chip；
One end of first capacitance connect respectively one end of first resistor, one end of second resistance, the second capacitance one end；Institute
State the second capacitance the other end connect respectively one end of 3rd resistor, the 4th resistance one end；The other end of the 3rd resistor
Ground connection, the other end connection power supply of the 4th resistance；
The other end of the first resistor connects one end of the 4th capacitance, and the other end of the 4th capacitance connects the 5th electricity respectively
One end of resistance, the anode of the second diode, one end of the 7th capacitance, amplification chip negative-feedback end；
The other end of 7th capacitance connects one end of the 7th resistance, and the other end of the 7th resistance connects amplifier respectively
One end of the output terminal of chip, the 8th capacitance；
One end of the other end connection third capacitance of the second resistance, the other end connection amplifier chip of the third capacitance
Normal phase input end, the inverting input of the amplifier chip connect one end of the 5th capacitance, the 5th capacitance it is another
End connects one end of the other end of the 5th resistance, the 6th capacitance respectively；The other end of 6th capacitance connects the 6th resistance
One end, the other end of the 6th resistance connect the cathode of the anode of the first diode, the second diode respectively；Described 1st
The cathode connection power supply of pole pipe.
2. a kind of simple stabilizing amplifier as described in claim 1, it is characterised in that：First diode, the two or two pole
The model 1N400 of pipe.
3. a kind of simple stabilizing amplifier as described in claim 1, it is characterised in that：The model of the amplifier chip
LM358。
4. a kind of simple stabilizing amplifier as described in claim 1, it is characterised in that：Further include the 9th capacitance, the described 9th
One end connection power supply of capacitance, the other end ground connection of the 9th capacitance.
5. a kind of simple stabilizing amplifier as claimed in claim 4, it is characterised in that：9th capacitance is high frequency porcelain dielectric
Hold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510301185.4A CN104953959B (en) | 2015-06-05 | 2015-06-05 | A kind of simple stabilizing amplifier |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510301185.4A CN104953959B (en) | 2015-06-05 | 2015-06-05 | A kind of simple stabilizing amplifier |
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| Publication Number | Publication Date |
|---|---|
| CN104953959A CN104953959A (en) | 2015-09-30 |
| CN104953959B true CN104953959B (en) | 2018-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510301185.4A Active CN104953959B (en) | 2015-06-05 | 2015-06-05 | A kind of simple stabilizing amplifier |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1522379A1 (en) * | 1987-07-21 | 1989-11-15 | Славгородский Завод Радиоаппаратуры | Amplifier |
| CN1421069A (en) * | 2000-03-28 | 2003-05-28 | 罗伯特-博希股份公司 | Antenna amplifier |
| CN104485895A (en) * | 2014-11-18 | 2015-04-01 | 无锡科思电子科技有限公司 | High-precision TR (transmitter-receiver) component with CA3140 amplifier |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7893771B2 (en) * | 2007-01-05 | 2011-02-22 | City University Of Hong Kong | Wideband linearization and adaptive power management for microwave power amplifiers |
-
2015
- 2015-06-05 CN CN201510301185.4A patent/CN104953959B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1522379A1 (en) * | 1987-07-21 | 1989-11-15 | Славгородский Завод Радиоаппаратуры | Amplifier |
| CN1421069A (en) * | 2000-03-28 | 2003-05-28 | 罗伯特-博希股份公司 | Antenna amplifier |
| CN104485895A (en) * | 2014-11-18 | 2015-04-01 | 无锡科思电子科技有限公司 | High-precision TR (transmitter-receiver) component with CA3140 amplifier |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104953959A (en) | 2015-09-30 |
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