CN106502296A - D.C. regulated power supply output circuit and method - Google Patents
D.C. regulated power supply output circuit and method Download PDFInfo
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- CN106502296A CN106502296A CN201611160088.9A CN201611160088A CN106502296A CN 106502296 A CN106502296 A CN 106502296A CN 201611160088 A CN201611160088 A CN 201611160088A CN 106502296 A CN106502296 A CN 106502296A
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- voltage
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- power supply
- regulated power
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
- G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
- G05F1/561—Voltage to current converters
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Continuous-Control Power Sources That Use Transistors (AREA)
Abstract
The present invention provides a kind of D.C. regulated power supply output circuit and method, and wherein, circuit includes：DC source generation module, in order to produce DC voltage；Voltage stabilizing control module, is electrically connected with the DC source generation module, in order to receive the output of the DC voltage, and the DC voltage is amplified successively, samples and is adjusted；Feedback module, is electrically connected with the voltage stabilizing control module, in order to receive the voltage after the voltage stabilizing control module is adjusted, and the voltage of reception is sent to a voltage output module；Voltage output module, is electrically connected with the feedback module, in order to receive the voltage that the feedback module sends, and the voltage of reception is exported.The circuit method for stabilizing voltage of the present invention achieves low-power consumption, low cost and can easily be accommodated output voltage so which is widely used.
Description
Technical field
The present invention relates to field of circuit control, more particularly to a kind of D.C. regulated power supply output circuit and method.
Background technology
Power supply is requisite link in electronic circuit, and the stability of power supply determines the working condition of circuit.In day
In normal electronic circuit, the stability of power supply output is most important.
Realize in circuit that the mode of voltage stabilizing generally has：Voltage stabilizing is realized using zener diode, conventional linear manostat is applied
Realize, application LDO realizes voltage stabilizing；
Zener diode shortcoming is that power consumption is big, and output current is big by load effect, only practical and small current occasion；Tradition
Linear voltage regulator requires that input voltage is higher by more than 2V-3V than output voltage, otherwise cannot normal work, application conditions
Harsh；LDO power consumption mistakes in the case where pressure reduction is larger.
Content of the invention
The shortcoming of prior art in view of the above, it is an object of the invention to provide a kind of D.C. regulated power supply output electricity
Road and method, for solving the problems, such as the output D.C. regulated power supply for being unable to low-power consumption and simplicity in prior art.
For achieving the above object and other related purposes, the present invention provides a kind of D.C. regulated power supply output circuit, including：
DC source generation module, in order to produce DC voltage；Voltage stabilizing control module, is electrically connected with the DC source generation module,
In order to receive the output of the DC voltage, and the DC voltage is amplified successively, samples and is adjusted；Feedback module,
Electrically connect with the voltage stabilizing control module, in order to receive the voltage after the voltage stabilizing control module is adjusted, and the voltage that will be received
Send to a voltage output module；Voltage output module, is electrically connected with the feedback module, is sent out in order to receive the feedback module
The voltage for sending, and the voltage of reception is exported.
In a specific embodiment of the invention, the voltage stabilizing control module include operation amplifier unit and with the computing
The sampling unit of amplifying unit electrical connection.
In a specific embodiment of the invention, the operation amplifier unit is amplified in order to the voltage to receiving, and will
Voltage after amplification is sent to the sampling unit.
In a specific embodiment of the invention, the sampling unit in order to be sampled to the voltage after the amplification, and
Judge the voltage difference between the voltage of continuous sampling whether more than a difference threshold.
In a specific embodiment of the invention, when the judged result is for being, the sampling unit is to the feedback mould
Block output voltage Regulate signal, so that the feedback module is according to the regulated voltage signal, produces corresponding regulation voltage anti-
Feed the operational amplifier.
In a specific embodiment of the invention, when the judged result is no, the sampling unit is not to the feedback
Module exports the regulated voltage signal.
In a specific embodiment of the invention, the feedback module is made up of N-channel MOS pipe.
For achieving the above object and other related purposes, the present invention also provides a kind of D.C. regulated power supply output intent, wraps
Include following steps：DC source generation module is made to produce DC voltage；Order is steady with what the DC source generation module was electrically connected
Pressure control module receives the output of the DC voltage, and the DC voltage is amplified successively, samples and is adjusted；Order
The feedback module that electrically connects with the voltage stabilizing control module receives the voltage after the voltage stabilizing control module is adjusted, and will receive
Voltage is sent to a voltage output module；The voltage output module that order is electrically connected with the feedback module receives the feedback module
The voltage of transmission, and the voltage of reception is exported.
As described above, the D.C. regulated power supply output circuit of the present invention and method, including：DC source generation module, uses
To produce DC voltage；Voltage stabilizing control module, is electrically connected with the DC source generation module, in order to receive the DC voltage
Output, and the DC voltage is amplified successively, samples and is adjusted；Feedback module, with voltage stabilizing control module electricity
Connection, in order to receive the voltage after the voltage stabilizing control module is adjusted, and the voltage of reception is sent to a voltage output module；
Voltage output module, is electrically connected with the feedback module, in order to receive the voltage that the feedback module sends, and the electricity that will be received
Pressure is exported.The circuit method for stabilizing voltage of the present invention achieves low-power consumption, low cost and can easily be accommodated output voltage so that its
It is widely used.
Description of the drawings
Fig. 1 is shown as the D.C. regulated power supply output circuit composition schematic diagram in one embodiment of the present invention.
Fig. 2 is shown as the D.C. regulated power supply output intent schematic flow sheet in one embodiment of the present invention.
Component label instructions
10 D.C. regulated power supply output circuits
11 DC source generation modules
12 voltage stabilizing control modules
13 feedback modules
14 voltage output modules
20 D.C. regulated power supply output intents
21～24 method and steps
Specific embodiment
Embodiments of the present invention are described below by way of specific instantiation, those skilled in the art can be by this specification
Disclosed content understands other advantages and effect of the present invention easily.The present invention can also pass through in addition different concrete realities
The mode of applying is carried out or applies, and the every details in this specification can also be based on different viewpoints and application, without departing from
Various modifications and changes are carried out under the spirit of the present invention.It should be noted that, in the case where not conflicting, following examples and enforcement
Feature in example can be mutually combined.
It should be noted that the diagram provided in following examples only illustrates the basic structure of the present invention in a schematic way
Think, only show the component relevant with the present invention in illustrating then rather than according to component count during actual enforcement, shape and size
Draw, which is actual when the implementing kenel of each component, quantity and ratio can be a kind of random change, and its assembly layout kenel
It is likely more complexity.
Fig. 1 is referred to, the D.C. regulated power supply output circuit composition in one embodiment for being shown as the present invention shows
It is intended to.The D.C. regulated power supply output circuit 10 includes：DC source generation module 11, voltage stabilizing control module 12, feedback mould
Block 13 and voltage output module 14.
The DC source generation module 11, in order to produce DC voltage；The voltage stabilizing control module 12, with the direct current
Power supply generation module 11 is electrically connected, in order to receive the output of the DC voltage, and the DC voltage is amplified successively,
Sampling and regulation；The feedback module 13, is electrically connected with the voltage stabilizing control module 12, in order to receive the voltage stabilizing control mould
Voltage after block regulation, and the voltage of reception is sent to a voltage output module；The voltage output module 14, anti-with described
Feedback module 13 is electrically connected, and in order to receive the voltage that the feedback module sends, and the voltage of reception is exported.
In a specific embodiment of the invention, the voltage stabilizing control module 12 include operation amplifier unit and with the fortune
Calculate the sampling unit of amplifying unit electrical connection.
In a specific embodiment of the invention, the operation amplifier unit is amplified in order to the voltage to receiving, and will
Voltage after amplification is sent to the sampling unit.
In a specific embodiment of the invention, the sampling unit in order to be sampled to the voltage after the amplification, and
Judge the voltage difference between the voltage of continuous sampling whether more than a difference threshold.
In a specific embodiment of the invention, when the judged result is for being, the sampling unit is to the feedback mould
13 output voltage Regulate signal of block, so that the feedback module 13 is according to the regulated voltage signal, produces corresponding regulation electricity
Pressure feeds back to the operational amplifier.
In a specific embodiment of the invention, when the judged result is no, the sampling unit is not to the feedback
Module 13 exports the regulated voltage signal.
In a specific embodiment of the invention, the feedback module is made up of N-channel MOS pipe.
Fig. 2 is referred to, the D.C. regulated power supply output intent flow process in one embodiment for being shown as the present invention is shown
It is intended to.The D.C. regulated power supply output intent 20 is comprised the following steps：
21：DC source generation module is made to produce DC voltage；
22：The voltage stabilizing control module that order is electrically connected with the DC source generation module receives the defeated of the DC voltage
Go out, and the DC voltage is amplified successively, samples and is adjusted；
23：The feedback module that order is electrically connected with the voltage stabilizing control module receives the electricity after the voltage stabilizing control module is adjusted
Pressure, and the voltage of reception is sent to a voltage output module；
24：The voltage output module that order is electrically connected with the feedback module receives the voltage that the feedback module sends, and
The voltage of reception is exported.The present invention on the basis of the amplification characteristic based on operational amplifier, using N-channel MOS pipe
The characteristic of voltage control electric current realize feedback circuit, recycle the feedback characteristics of operational amplifier to achieve adjustable voltage stabilizing electricity
Road.
In sum, the present invention provides a kind of D.C. regulated power supply output circuit and method, and wherein, circuit includes：Direct current
Power supply generation module, in order to produce DC voltage；Voltage stabilizing control module, is electrically connected with the DC source generation module, in order to
The output of the DC voltage is received, and the DC voltage is amplified successively, samples and is adjusted；Feedback module, with institute
The electrical connection of voltage stabilizing control module is stated, in order to receive the voltage after the voltage stabilizing control module is adjusted, and the voltage for receiving is sent
To a voltage output module；Voltage output module, is electrically connected with the feedback module, in order to receive what the feedback module sent
Voltage, and the voltage of reception is exported.The circuit method for stabilizing voltage of the present invention achieves low-power consumption, low cost and is easy to adjust
Section output voltage so which is widely used.So, the present invention effectively overcomes various shortcoming of the prior art and has height and produce
Industry value.
The principle and its effect of above-described embodiment only illustrative present invention, of the invention not for limiting.Any ripe
The personage for knowing this technology all can carry out modifications and changes to above-described embodiment under the spirit and the scope without prejudice to the present invention.Cause
This, those of ordinary skill in the art is complete with institute under technological thought without departing from disclosed spirit such as
Into all equivalent modifications or change, should by the present invention claim be covered.
Claims (8)
1. a kind of D.C. regulated power supply output circuit, it is characterised in that include：
DC source generation module, in order to produce DC voltage；
Voltage stabilizing control module, is electrically connected with the DC source generation module, in order to receive the output of the DC voltage and right
The DC voltage is amplified successively, samples and adjusts；
Feedback module, is electrically connected with the voltage stabilizing control module, in order to receive the voltage after the voltage stabilizing control module is adjusted, and
The voltage of reception is sent to a voltage output module；
Voltage output module, is electrically connected with the feedback module, in order to receive the voltage that the feedback module sends, and will be received
Voltage exported.
2. D.C. regulated power supply output circuit according to claim 1, it is characterised in that：The voltage stabilizing control module includes
Operation amplifier unit and the sampling unit electrically connected with the operation amplifier unit.
3. D.C. regulated power supply output circuit according to claim 2, it is characterised in that：The operation amplifier unit in order to
To receive voltage be amplified, and by amplification after voltage send to the sampling unit.
4. D.C. regulated power supply output circuit according to claim 2, it is characterised in that：The sampling unit is in order to institute
State the voltage after amplifying to be sampled, and judge the voltage difference between the voltage of continuous sampling whether more than a difference threshold.
5. D.C. regulated power supply output circuit according to claim 4, it is characterised in that：When the judged result is yes
When, the sampling unit to the feedback module output voltage Regulate signal, so that the feedback module is adjusted according to the voltage
Section signal, produces the corresponding Voltage Feedback that adjusts to the operational amplifier.
6. D.C. regulated power supply output circuit according to claim 4, it is characterised in that：When the judged result is no
When, the sampling unit does not export the regulated voltage signal to the feedback module.
7. D.C. regulated power supply output circuit according to claim 1, it is characterised in that：The feedback module is by N-channel
Metal-oxide-semiconductor is constituted.
8. a kind of D.C. regulated power supply output intent, it is characterised in that comprise the following steps：
DC source generation module is made to produce DC voltage；
The voltage stabilizing control module that order is electrically connected with the DC source generation module receives the output of the DC voltage, and to institute
State DC voltage to be amplified successively, sample and adjust；
The feedback module that order is electrically connected with the voltage stabilizing control module receives the voltage after the voltage stabilizing control module is adjusted, and will
The voltage of reception is sent to a voltage output module；
The voltage output module that electrically connect with the feedback module of order receives the voltage that the feedback module sends, and by reception
Voltage is exported.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611160088.9A CN106502296B (en) | 2016-12-15 | 2016-12-15 | D.C. regulated power supply output circuit and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611160088.9A CN106502296B (en) | 2016-12-15 | 2016-12-15 | D.C. regulated power supply output circuit and method |
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| Publication Number | Publication Date |
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| CN106502296A true CN106502296A (en) | 2017-03-15 |
| CN106502296B CN106502296B (en) | 2019-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611160088.9A Active CN106502296B (en) | 2016-12-15 | 2016-12-15 | D.C. regulated power supply output circuit and method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88210009U (en) * | 1988-01-07 | 1988-07-27 | 蔡兴功 | D.c. seablizer connected in series manner |
| JPH09190232A (en) * | 1996-01-09 | 1997-07-22 | Jeol Ltd | Voltage stabilization power supply |
| CN2365706Y (en) * | 1998-12-28 | 2000-02-23 | 中国科学院长春光学精密机械研究所 | High voltage power source using for precision photoelectric measurement |
| CN1770611A (en) * | 2004-11-06 | 2006-05-10 | 鸿富锦精密工业（深圳）有限公司 | Linear stabilized voltage power circuit |
| CN206322050U (en) * | 2016-12-15 | 2017-07-11 | 重庆川仪自动化股份有限公司 | D.C. regulated power supply output circuit |
-
2016
- 2016-12-15 CN CN201611160088.9A patent/CN106502296B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88210009U (en) * | 1988-01-07 | 1988-07-27 | 蔡兴功 | D.c. seablizer connected in series manner |
| JPH09190232A (en) * | 1996-01-09 | 1997-07-22 | Jeol Ltd | Voltage stabilization power supply |
| CN2365706Y (en) * | 1998-12-28 | 2000-02-23 | 中国科学院长春光学精密机械研究所 | High voltage power source using for precision photoelectric measurement |
| CN1770611A (en) * | 2004-11-06 | 2006-05-10 | 鸿富锦精密工业（深圳）有限公司 | Linear stabilized voltage power circuit |
| CN206322050U (en) * | 2016-12-15 | 2017-07-11 | 重庆川仪自动化股份有限公司 | D.C. regulated power supply output circuit |
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| Publication number | Publication date |
|---|---|
| CN106502296B (en) | 2019-03-29 |
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Effective date of registration: 20220809 Address after: No. 7-19, No. 29, Yuzhou Road, Jiulongpo District, Chongqing 400039 Patentee after: Chongqing Chuanyi Software Co., Ltd. Patentee after: CHONGQING CHUANYI AUTOMATION Co.,Ltd. Address before: 400700 No. 1, people's village, Beibei District, Chongqing Patentee before: CHONGQING CHUANYI AUTOMATION Co.,Ltd. |
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