CN108628378A - Regulator circuit - Google Patents
Regulator circuit Download PDFInfo
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- CN108628378A CN108628378A CN201810901875.7A CN201810901875A CN108628378A CN 108628378 A CN108628378 A CN 108628378A CN 201810901875 A CN201810901875 A CN 201810901875A CN 108628378 A CN108628378 A CN 108628378A
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- voltage
- stablizer
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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
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- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
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- Automation & Control Theory (AREA)
- Direct Current Feeding And Distribution (AREA)
Abstract
Regulator circuit provided by the embodiments of the present application, including multiple voltage-stablizers and multiple resistors, the multiple voltage-stablizer are connected in series with, and the ground terminal of each voltage-stablizer in the multiple voltage-stablizer is grounded after at least one of the multiple resistor resistor.Each voltage-stablizer in multiple voltage-stablizers can be after resistor divider, to carrying out steady pressure treatment by the voltage after resistor divider, then it is being transferred to next voltage-stablizer, is realizing that voltage-stablizer step by step share by voltage, finally generates suitable voltage for the power supply of follow-up electrical appliance.Compared with prior art, output voltage stabilization is influenced small, ensure that the stability of output voltage by load variation, and using multilevel decompression mode, mitigation circuit burden reduces the spoilage of component, improves the security reliability of circuit.
Description
Technical field
This application involves electronic circuit fields, in particular to a kind of regulator circuit.
Background technology
With the development of economy, leakage circuit breakers is put forward higher requirements, security reliability, stability, high-precision is small
Type chemical conversion is developing direction.The power supply of common regulator circuit is by way of resistance-capacitance depressurization, by alternating current decompression and rectification
At operating voltage, entire circuit is driven.
Fig. 1 shows that regulator circuit figure in the prior art, R0 are discharge resistances, and C0 is current limiting capacitance, and UA, UB connect exchange
220V, the induction reactance that current limiting capacitance C1 is generated under certain AC signal frequency, which can play to be equivalent in DC circuit, divides electricity
The effect of resistance, first decompression, rectification again, forms voltage needed for electrical appliance by way of partial pressure.
The output voltage of circuit in the prior art is unstable, and the stability for loading more multivoltage under normal conditions is poorer.
Without isolation, dangerous larger, capacitance is once breakdown, will produce more serious consequence.
Apply for content
In view of this, the embodiment of the present application provides a kind of regulator circuit.
In a first aspect, the embodiment of the present application provides a kind of regulator circuit, the circuit includes：Multiple voltage-stablizers and
Multiple resistors, the multiple voltage-stablizer are connected in series with, described in the ground terminal warp of each voltage-stablizer in the multiple voltage-stablizer
It is grounded after at least one of multiple resistors resistor.
In a kind of specific implementation mode of the application, the multiple voltage-stablizer include the first voltage-stablizer, the second voltage-stablizer,
The input terminal of third voltage-stablizer and the 4th voltage-stablizer, first voltage-stablizer is connect with power supply, first voltage-stablizer it is defeated
Outlet is connect with the input terminal of second voltage-stablizer；The input of the output end of second voltage-stablizer and the third voltage-stablizer
End connection；The output end of the third voltage-stablizer is connect with the input terminal of the 4th voltage-stablizer, the 4th voltage-stablizer it is defeated
Outlet is connect with electrical appliance.
In a kind of specific implementation mode of the application, the multiple resistor includes first resistor device, second resistor
And 3rd resistor device；The ground terminal of first voltage-stablizer is successively through the first resistor device, second resistor and third
Resistance-grounded system；The ground terminal of second voltage-stablizer is connected between the first resistor device and second resistor, and described
The ground terminal of two voltage-stablizers is grounded through the second resistor and 3rd resistor device successively；The ground terminal of the third voltage-stablizer
It is connected between the second resistor and 3rd resistor device, the ground terminal of the third voltage-stablizer connects through the 3rd resistor device
Ground.
Further include the first current-limiting resistor in a kind of specific implementation mode of the application, first current-limiting resistor
It is connected between the power supply and the input terminal of first voltage-stablizer.
Further include the second current-limiting resistor in a kind of specific implementation mode of the application, second current-limiting resistor
One end connect with the power supply, the other end is connect with the ground terminal of first voltage-stablizer.
Further include the first capacitor in a kind of specific implementation mode of the application, first capacitor and described the
Two current-limiting resistors are in parallel.
Further include the second capacitor in a kind of specific implementation mode of the application, second capacitor and described the
One capacitor in parallel.
Further include third capacitor in a kind of specific implementation mode of the application, the third capacitor and described the
Two capacitor in parallel.
Further include the 4th capacitor in a kind of specific implementation mode of the application, the 4th capacitor and described the
Three capacitor in parallel.
Further include rectifier in a kind of specific implementation mode of the application, the output end of the rectifier and described the
The input terminal of one voltage-stablizer connects, and the input terminal of the rectifier is connect with AC power.
Regulator circuit provided by the embodiments of the present application has the beneficial effect that：
Regulator circuit provided by the embodiments of the present application, including multiple voltage-stablizers and multiple resistors, the multiple voltage stabilizing
Device is connected in series with, and the ground terminal of each voltage-stablizer in the multiple voltage-stablizer is through at least one of the multiple resistor electricity
It is grounded after resistance device.Each voltage-stablizer in multiple voltage-stablizers can be after resistor divider, to by the electricity after resistor divider
Pressure carries out steady pressure treatment, be then transferred to next voltage-stablizer, realizes that voltage-stablizer step by step share by voltage, it is final generate it is suitable
Voltage is powered for follow-up electrical appliance.Compared with prior art, output voltage stabilization is influenced small, ensure that output by load variation
The stability of voltage is mitigated circuit burden, is reduced the spoilage of component, improve circuit using multilevel decompression mode
Security reliability.
Above objects, features, and advantages to enable the embodiment of the present application to be realized are clearer and more comprehensible, it is cited below particularly compared with
Good embodiment, and coordinate appended attached drawing, it is described in detail below.
Description of the drawings
Illustrate the technical solutions in the embodiments of the present application or in the prior art in order to clearer, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of application for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the circuit diagram of regulator circuit in the prior art；
Fig. 2 shows the circuit diagrams of regulator circuit provided by the embodiments of the present application；
Fig. 3 shows a kind of circuit diagram of specific implementation mode of regulator circuit provided by the embodiments of the present application.
Specific implementation mode
Embodiment
Fig. 2 specifically is referred to, Fig. 2 shows the embodiment of the present application to provide a kind of regulator circuit, and the circuit includes：It is more
A voltage-stablizer and multiple resistors, the multiple voltage-stablizer are connected in series with, each voltage-stablizer in the multiple voltage-stablizer
Ground terminal is grounded after at least one of the multiple resistor resistor.
The multiple voltage-stablizer includes the first voltage-stablizer N1, the second voltage-stablizer N2, third voltage-stablizer N3 and the 4th voltage stabilizing
Device N4, the input terminal of the first voltage-stablizer N1 can be connect with power supply (not shown), the output end of the first voltage-stablizer N1
It is connect with the input terminal of the second voltage-stablizer N2.The output end of the second voltage-stablizer N2 is defeated with the third voltage-stablizer N3's
Enter end connection；The output end of the third voltage-stablizer N3 is connect with the input terminal of the 4th voltage-stablizer N4, the 4th voltage stabilizing
The output end of device N4 is connect with electrical appliance.The model of voltage-stablizer is specifically as follows integrated regulator LR645, input voltage range
15V-540V, output voltage range 8V-12V, steady and continuous output current 3mA.
The multiple resistor includes first resistor device R1, second resistor R2 and 3rd resistor device R3.Refer to figure
The ground terminal of 2, the first voltage-stablizer N1 are successively through the first resistor device R1, second resistor R2 and 3rd resistor device R3
Ground connection；The ground terminal of the second voltage-stablizer N2 is connected between the first resistor device R1 and second resistor R2, and described
The ground terminal of two voltage-stablizer N2 is successively through the second resistor R2 and 3rd resistor device R3 ground connection；The third voltage-stablizer N3
Ground terminal be connected between the second resistor R2 and 3rd resistor device R3, the ground terminal of the third voltage-stablizer N3 is through institute
State 3rd resistor device R3 ground connection.
That is, one end of first resistor device R1 is connect with the ground terminal of the first voltage-stablizer N1, first resistor device R1's
The other end is connected with one end of the ground terminal of the second voltage-stablizer N2 and second resistor R2 respectively；Second resistor R2's is another
One end is connected with one end of the ground terminal of third voltage-stablizer N3 and 3rd resistor device R3 respectively；3rd resistor device R3's is another
End is connected with the ground terminal of the 4th voltage-stablizer N4 and ground respectively.
Fig. 3 is referred to, further includes the first current-limiting resistor R4 in a kind of specific implementation mode of the application, described
One current-limiting resistor R4 is connected between the power supply and the input terminal of the first voltage-stablizer N1.
Further include the second current-limiting resistor R5, second current-limiting resistance in a kind of specific implementation mode of the application
One end of device R5 is connect with power supply, and the other end is connect with the ground terminal of the first voltage-stablizer N1.
Further include the first capacitor C1, the second capacitor C2, third capacitance in a kind of specific implementation mode of the application
Device C3 and the 4th capacitor C4, the first capacitor C1 is in parallel with the second current-limiting resistor R5, second capacitance
Device C2 is in parallel with the first resistor device R1, and the third capacitor C3 is in parallel with the second resistor R2, the 4th electricity
Container C4 is in parallel with the 3rd resistor device R3.First capacitor C1, the second capacitor C2, the electricity of third capacitor C3 and the 4th
Container C4 is high voltage filter capacitor.
Further include rectifier in a kind of specific implementation mode of the application, the output end of the rectifier and described the
The input terminal of one voltage-stablizer N1 connects, and the input terminal of the rectifier is connect with AC power.
Rectifier specifically include the first rectifier diode D1, the second rectifier diode D2, third rectifier diode D3 and
4th rectifier diode D4.The anode of first rectifier diode D1 is connect with the cathode of third rectifier diode D3, the second rectification
The anode of diode D2 is connect with the cathode of the 4th rectifier diode D4.The one of AC power is connected to first rectification two
Between pole pipe D1 and third rectifier diode D3, AC power it is another be connected to the second rectifier diode D2 and
Between 4th rectifier diode D4.The cathode of third rectifier diode D3 and the 4th rectifier diode D4 are grounded, and first is whole
The anode of stream diode D1 and the second rectifier diode D2 is connect with the first current-limiting resistor R4.
The operation principle of regulator circuit provided by the embodiments of the present application is：
Fig. 2 is referred to, first resistor device R1, second resistor R2 and 3rd resistor device R3 are divider resistance.For
For first voltage-stablizer N1, the voltage at the ends GND of the first voltage-stablizer N1 be equivalent to first resistor device R1, second resistor R2 with
And the sum of the voltage that 3rd resistor device R3 is got.For the second voltage-stablizer N2, the electricity at the ends GND of the second voltage-stablizer N2
Pressure is equivalent to the sum of the voltage that second resistor R2 and 3rd resistor device R3 are got.For third voltage-stablizer N3, the
Voltage at the ends GND of three voltage-stablizer N3 is equivalent to the voltage that 3rd resistor device R3 is got.Wherein, first resistor device R1's is remote
One end from second resistor R2 is also connect with power supply, and details refer to Fig. 3.
Specifically, the resistance value of first resistor device R1 can be 660 kilo-ohms, and the resistance value of second resistor R2 can be
The resistance value of 480 kilo-ohms of 3rd resistor device R3 can be 400 kilo-ohms.Voltage at the ends GND of first voltage-stablizer N1 can be
300V.For integrated regulator LR645, the ends GND of same voltage-stablizer are 9V, therefore, the first voltage stabilizing with the voltage difference at the ends Vout
The voltage at the ends Vout of device N1 is 309V.Voltage at the ends GND of second voltage-stablizer N2 can be 200V, then the second voltage-stablizer N2
The ends Vout voltage be 209V.Voltage at the ends GND of third voltage-stablizer N3 can be 100V, then third voltage-stablizer N3
The voltage at the ends Vout is 109V.The ends the GND ground connection of 4th voltage-stablizer N4 is 0V, therefore the voltage at the ends Vout of the 4th voltage-stablizer N4 is
9V, 9V are exported as the operating voltage of electrical appliance to subsequent electrical appliance.Wherein, the ports input terminal Vin of the first voltage-stablizer N1
Full-wave rectified voltage V0, V0 can be received and be specifically as follows 540V, the 4th voltage stabilizing is finally allowed by the decompression of level Four integrated regulator
Device N4 generates 9V power supplys and powers to subsequent conditioning circuit.
Fig. 3 is referred to, in a kind of regulator circuit of specific implementation mode offer of the embodiment of the present application, 220V, 50Hz
Alternating current can be through the first rectifier diode D1, the second rectifier diode D2, third rectifier diode D3 and the 4th rectification
After the rectifier bridge rectification of diode D4 compositions, obtains full-wave rectified voltage V0, V0 and be specifically as follows 540V.Full-wave rectified voltage V0
The ports input terminal Vin of the first voltage-stablizer N1 are followed by by the first current-limiting resistor R4.Meanwhile full-wave rectified voltage V0 is passed through successively
It is grounded after second current-limiting resistor R5, first resistor device R1, second resistor R2 and 3rd resistor device R3.Work later is former
Manage with Fig. 2 shows the operation principle of regulator circuit it is consistent, specifically refer to foregoing description, just do not repeat herein.
The embodiment of the present application selects the integrated regulator of high voltage to substitute capacitance, multilevel decompression mode, to three phase rectifier electricity
Pressure carries out DC voltage-stabilizing, meets small form factor requirements；It is depressured using integrated regulator, improves output voltage stability, reduce work(
Consumption；High voltage is divided to every level-one by multilevel decompression mode, is alleviated every grade of circuit burden, is increased security reliability, simultaneously
Integrated regulator small power consumption has achieved the purpose that reduce power consumption.
Regulator circuit provided by the embodiments of the present application, including multiple voltage-stablizers and multiple resistors, the multiple voltage stabilizing
Device is connected in series with, and the ground terminal of each voltage-stablizer in the multiple voltage-stablizer is through at least one of the multiple resistor electricity
It is grounded after resistance device.Each voltage-stablizer in multiple voltage-stablizers can be after resistor divider, to by the electricity after resistor divider
Pressure carries out steady pressure treatment, be then transferred to next voltage-stablizer, realizes that voltage-stablizer step by step share by voltage, it is final generate it is suitable
Voltage is powered for follow-up electrical appliance.Compared with prior art, output voltage stabilization is influenced small, ensure that output by load variation
The stability of voltage is mitigated circuit burden, is reduced the spoilage of component, improve circuit using multilevel decompression mode
Security reliability.
It should be noted that each embodiment in this specification is described in a progressive manner, each embodiment weight
Point explanation is all difference from other examples, and the same or similar parts between the embodiments can be referred to each other.
For device class embodiment, since it is basically similar to the method embodiment, so fairly simple, the related place ginseng of description
See the part explanation of embodiment of the method.
In several embodiments provided herein, it should be understood that disclosed device and method can also pass through it
Its mode is realized.The apparatus embodiments described above are merely exemplary, for example, the flow chart and block diagram in attached drawing are aobvious
The device of multiple embodiments according to the application, architectural framework in the cards, the work(of method and computer program product are shown
It can and operate.In this regard, each box in flowchart or block diagram can represent one of a module, section or code
Point, a part for the module, section or code includes one or more for implementing the specified logical function executable
Instruction.It should also be noted that at some as in the realization method replaced, the function of being marked in box can also be attached to be different from
The sequence marked in figure occurs.For example, two continuous boxes can essentially be basically executed in parallel, they also may be used sometimes
To execute in the opposite order, this is depended on the functions involved.It is also noted that each of block diagram and or flow chart
The combination of box in box and block diagram and or flow chart, function or the dedicated of action are based on as defined in execution
The system of hardware is realized, or can be realized using a combination of dedicated hardware and computer instructions.
In addition, each function module in each embodiment of the application can integrate to form an independent portion
Point, can also be modules individualism, can also two or more modules be integrated to form an independent part.
It, can be with if the function is realized and when sold or used as an independent product in the form of software function module
It is stored in a computer read/write memory medium.Based on this understanding, the technical solution of the application is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be expressed in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be
People's computer, server or network equipment etc.) execute each embodiment the method for the application all or part of step.
And storage medium above-mentioned includes：USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
The various media that can store program code such as reservoir (RAM, Random Access Memory), magnetic disc or CD.It needs
Illustrate, herein, relational terms such as first and second and the like be used merely to by an entity or operation with
Another entity or operation distinguish, and without necessarily requiring or implying between these entities or operation, there are any this realities
The relationship or sequence on border.Moreover, the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability
Contain, so that the process, method, article or equipment including a series of elements includes not only those elements, but also includes
Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device.
In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element
Process, method, article or equipment in there is also other identical elements.
The foregoing is merely the preferred embodiments of the application, are not intended to limit this application, for the skill of this field
For art personnel, the application can have various modifications and variations.Within the spirit and principles of this application, any made by repair
Change, equivalent replacement, improvement etc., should be included within the protection domain of the application.It should be noted that：Similar label and letter exist
Similar terms are indicated in following attached drawing, therefore, once being defined in a certain Xiang Yi attached drawing, are then not required in subsequent attached drawing
It is further defined and is explained.
The above, the only specific implementation mode of the application, but the protection domain of the application is not limited thereto, it is any
Those familiar with the art can easily think of the change or the replacement in the technical scope that the application discloses, and should all contain
It covers within the protection domain of the application.Therefore, the protection domain of the application shall be subject to the protection scope of the claim.
Claims (10)
1. a kind of regulator circuit, which is characterized in that the circuit includes：Multiple voltage-stablizers and multiple resistors, it is the multiple
Voltage-stablizer is connected in series with, and the ground terminal of each voltage-stablizer in the multiple voltage-stablizer is through at least one in the multiple resistor
It is grounded after a resistor.
2. regulator circuit according to claim 1, which is characterized in that the multiple voltage-stablizer includes the first voltage-stablizer, the
Two voltage-stablizers, third voltage-stablizer and the 4th voltage-stablizer,
The input terminal of first voltage-stablizer is connect with power supply, the output end of first voltage-stablizer and second voltage-stablizer
Input terminal connects；
The output end of second voltage-stablizer is connect with the input terminal of the third voltage-stablizer；
The output end of the third voltage-stablizer is connect with the input terminal of the 4th voltage-stablizer, the output end of the 4th voltage-stablizer
It is connect with electrical appliance.
3. regulator circuit according to claim 2, which is characterized in that the multiple resistor includes first resistor device,
Two resistors and 3rd resistor device；The ground terminal of first voltage-stablizer is successively through the first resistor device, second resistor
And 3rd resistor device ground connection；
The ground terminal of second voltage-stablizer is connected between the first resistor device and second resistor, second voltage-stablizer
Ground terminal be grounded successively through the second resistor and 3rd resistor device；
The ground terminal of the third voltage-stablizer is connected between the second resistor and 3rd resistor device, the third voltage-stablizer
Ground terminal be grounded through the 3rd resistor device.
4. regulator circuit according to claim 2, which is characterized in that further include the first current-limiting resistor, first limit
Flow resistor is connected between the power supply and the input terminal of first voltage-stablizer.
5. regulator circuit according to claim 4, which is characterized in that further include the second current-limiting resistor, second limit
One end of flow resistor is connect with the power supply, and the other end is connect with the ground terminal of first voltage-stablizer.
6. regulator circuit according to claim 5, which is characterized in that further include the first capacitor, first capacitor
It is in parallel with second current-limiting resistor.
7. regulator circuit according to claim 3, which is characterized in that further include the second capacitor, second capacitor
It is in parallel with the first resistor device.
8. regulator circuit according to claim 3, which is characterized in that further include third capacitor, the third capacitor
It is in parallel with the second resistor.
9. regulator circuit according to claim 3, which is characterized in that further include the 4th capacitor, the 4th capacitor
It is in parallel with the 3rd resistor device.
10. regulator circuit according to claim 2, which is characterized in that further include rectifier, the output end of the rectifier
It is connect with the input terminal of first voltage-stablizer, the input terminal of the rectifier is connect with AC power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810901875.7A CN108628378A (en) | 2018-08-09 | 2018-08-09 | Regulator circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810901875.7A CN108628378A (en) | 2018-08-09 | 2018-08-09 | Regulator circuit |
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| Publication Number | Publication Date |
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| CN108628378A true CN108628378A (en) | 2018-10-09 |
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Citations (5)
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|---|---|---|---|---|
| TW200530793A (en) * | 2004-03-05 | 2005-09-16 | Asustek Comp Inc | Linear voltage stabilizing with a capable of adjusting power distribution |
| CN102736655A (en) * | 2011-04-07 | 2012-10-17 | 鸿富锦精密工业（深圳）有限公司 | Linear voltage stabilizing circuit |
| CN204808195U (en) * | 2015-07-27 | 2015-11-25 | 哈尔滨商业大学 | Computer step -down rectifier module protection circuit |
| CN106878864A (en) * | 2017-03-03 | 2017-06-20 | 广东欧珀移动通信有限公司 | Power circuit and audio frequency apparatus |
| CN208654669U (en) * | 2018-08-09 | 2019-03-26 | 江苏创能电器有限公司 | Voltage regulator circuit |
-
2018
- 2018-08-09 CN CN201810901875.7A patent/CN108628378A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200530793A (en) * | 2004-03-05 | 2005-09-16 | Asustek Comp Inc | Linear voltage stabilizing with a capable of adjusting power distribution |
| CN102736655A (en) * | 2011-04-07 | 2012-10-17 | 鸿富锦精密工业（深圳）有限公司 | Linear voltage stabilizing circuit |
| CN204808195U (en) * | 2015-07-27 | 2015-11-25 | 哈尔滨商业大学 | Computer step -down rectifier module protection circuit |
| CN106878864A (en) * | 2017-03-03 | 2017-06-20 | 广东欧珀移动通信有限公司 | Power circuit and audio frequency apparatus |
| CN208654669U (en) * | 2018-08-09 | 2019-03-26 | 江苏创能电器有限公司 | Voltage regulator circuit |
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