CN205407585U - Intelligence voltage stabilizing power supply module - Google Patents
Intelligence voltage stabilizing power supply module Download PDFInfo
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- CN205407585U CN205407585U CN201620124564.0U CN201620124564U CN205407585U CN 205407585 U CN205407585 U CN 205407585U CN 201620124564 U CN201620124564 U CN 201620124564U CN 205407585 U CN205407585 U CN 205407585U
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Abstract
The utility model discloses an intelligence voltage stabilizing power supply module, put U1 and triode VT1 including resistance R1, diode D1, constant current source U4, electric capacity C1, fortune, diode D1 negative pole is connected VCC, fortune respectively and is put U3 power end, potentiometre RP1 one end, fortune and put U1 power end and resistance R1, and the resistance R1 other end is connected triode VT1 projecting pole and fortune respectively and is put U1 inverting terminal, and fortune is put U1 homophase end and is connected potentiometre RP1 gleitbretter, and the anodal and constant current source U4 input of diode D1 is connected respectively to the potentiometre RP1 other end, and constant current source U4's R holds connecting resistance R2. The utility model discloses intelligence voltage stabilizing power supply module adopt a plurality of fortune of constant current source U4 cooperation put with the triode as controlling element, effectively carry out the steady voltage to output vo, circuit structure is comparatively simple, and is with low costs, small, application scope is extensive.
Description
Technical field
This utility model relates to a kind of power supply, specifically a kind of Intellight voltage-stabilizing power module.
Background technology
Along with popularizing of present electrical equipment, bringing revolutionary change to industrial and agricultural production, Defence business, science and technology, accelerate the development of society, people have stepped into Electrification Age, also the quality of life making people obtains and is greatly improved, and also increasingly be unable to do without these electric equipments.Along with the development of science and technology, the precision of electric equipment also gradually steps up, and there occurs earth-shaking change, but how to protect the not interfered by outside of these electric equipments, has become the subject matter that current development in science and technology is paid close attention to.The electrical network of current China is popularized, and huge network system gives us many convenience.But the user being as accessing electrical network increases, variation with consumer electronics, also result in the instability of line voltage, voltage fluctuated, also the principal element damaging electric equipment has been become, DC source within electrical equipment is substantially by obtaining after 220V electric main step-down rectifier, existing a lot of stabilized-voltage power supply controller is in order to reduce cost, Resistor-Capacitor Unit design is coordinated only with audion, less stable, how to design the power circuit taking into account high stability and low cost, be the emphasis of research in industry.
Utility model content
The purpose of this utility model is in that to provide a kind of Intellight voltage-stabilizing power module, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, this utility model provides following technical scheme:
nullA kind of Intellight voltage-stabilizing power module，Including resistance R1、Diode D1、Constant-current source U4、Electric capacity C1、Amplifier U1 and audion VT1，Described diode D1 negative pole connects power supply VCC respectively、Amplifier U3 power end、Potentiometer RP1 one end、Amplifier U1 power end and resistance R1，The resistance R1 other end is connecting triode VT1 emitter stage and amplifier U1 end of oppisite phase respectively，Amplifier U1 in-phase end connects potentiometer RP1 slide plate，The potentiometer RP1 other end connects diode D1 positive pole and constant-current source U4 input respectively，The R end of constant-current source U4 connects resistance R2，The outfan of constant-current source U4 connects electric capacity C1，Amplifier U1 outfan connecting triode VT1 base stage，Audion VT1 colelctor electrode is connecting triode VT2 colelctor electrode respectively、Resistance R8 and output end vo，The resistance R8 other end connects resistance R9 and amplifier U3 in-phase end respectively，Prevention U3 outfan connecting triode VT2 base stage，Amplifier U3 end of oppisite phase connects resistance R7，The resistance R7 other end connects resistance R5 respectively、Resistance R6 and amplifier U2 in-phase end，The resistance R5 other end connects resistance R3 and amplifier U2 outfan respectively，Amplifier U2 end of oppisite phase connects resistance R4，The resistance R4 other end connects the resistance R3 other end and diode D3 negative pole respectively，Diode D3 positive pole connects the electric capacity C1 other end respectively、The resistance R2 other end、Amplifier U1 earth terminal、The resistance R6 other end、Amplifier U3 earth terminal、Audion VT2 emitter stage and the resistance R9 other end.
As further program of the utility model: described constant-current source U4 adopts LM317.
As this utility model further scheme: described diode D1 is Zener diode.
Compared with prior art, the beneficial effects of the utility model are: this utility model Intellight voltage-stabilizing power module adopts constant-current source U4 to coordinate multiple amplifiers and audion as controlling element, effectively output end vo is carried out voltage stabilizing, circuit structure is relatively simple, cost is low, and volume is little, applied widely.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of Intellight voltage-stabilizing power module.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
nullRefer to Fig. 1，In this utility model embodiment，A kind of Intellight voltage-stabilizing power module，Including resistance R1、Diode D1、Constant-current source U4、Electric capacity C1、Amplifier U1 and audion VT1，Described diode D1 negative pole connects power supply VCC respectively、Amplifier U3 power end、Potentiometer RP1 one end、Amplifier U1 power end and resistance R1，The resistance R1 other end is connecting triode VT1 emitter stage and amplifier U1 end of oppisite phase respectively，Amplifier U1 in-phase end connects potentiometer RP1 slide plate，The potentiometer RP1 other end connects diode D1 positive pole and constant-current source U4 input respectively，The R end of constant-current source U4 connects resistance R2，The outfan of constant-current source U4 connects electric capacity C1，Amplifier U1 outfan connecting triode VT1 base stage，Audion VT1 colelctor electrode is connecting triode VT2 colelctor electrode respectively、Resistance R8 and output end vo，The resistance R8 other end connects resistance R9 and amplifier U3 in-phase end respectively，Prevention U3 outfan connecting triode VT2 base stage，Amplifier U3 end of oppisite phase connects resistance R7，The resistance R7 other end connects resistance R5 respectively、Resistance R6 and amplifier U2 in-phase end，The resistance R5 other end connects resistance R3 and amplifier U2 outfan respectively，Amplifier U2 end of oppisite phase connects resistance R4，The resistance R4 other end connects the resistance R3 other end and diode D3 negative pole respectively，Diode D3 positive pole connects the electric capacity C1 other end respectively、The resistance R2 other end、Amplifier U1 earth terminal、The resistance R6 other end、Amplifier U3 earth terminal、Audion VT2 emitter stage and the resistance R9 other end；Described constant-current source U4 adopts LM317；Described diode D1 is Zener diode.
Operation principle of the present utility model is: refer to Fig. 1, by D3, the elements such as U2 produce reference voltage, R8, R9 constitutes voltage sample circuit, the output end vo voltage of power supply is sampled, the elements such as U3 and VT2 constitute error and amplify and shunt voltage adjustment circuit, by U3, the comparison of reference voltage with sampling voltage is amplified, drive and adjust pipe VT2, and then stablize output end vo voltage, by D1, U4, D1, U1, the elements such as VT1 constitute current-limiting circuit, D1, U4 and RP1 forms adjustable current limliting reference voltage, by U1, this reference voltage is compared and enlarged with the sampling voltage of generation on R1, form error voltage, control to adjust the duty of pipe VT1 with this error voltage, thus stable and restriction output electric current.
It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and when without departing substantially from spirit of the present utility model or basic feature, it is possible to realize this utility model in other specific forms.Therefore, no matter from which point, embodiment all should be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims rather than described above, it is intended that all changes in the implication of the equivalency dropping on claim and scope included in this utility model.Any accompanying drawing labelling in claim should be considered as the claim that restriction is involved.
In addition, it is to be understood that, although this specification is been described by according to embodiment, but not each embodiment only comprises an independent technical scheme, this narrating mode of description is only for clarity sake, description should be made as a whole by those skilled in the art, and the technical scheme in each embodiment through appropriately combined, can also form other embodiments that it will be appreciated by those skilled in the art that.
Claims (3)
- null1. an Intellight voltage-stabilizing power module，Including resistance R1、Diode D1、Constant-current source U4、Electric capacity C1、Amplifier U1 and audion VT1，It is characterized in that，Described diode D1 negative pole connects power supply VCC respectively、Amplifier U3 power end、Potentiometer RP1 one end、Amplifier U1 power end and resistance R1，The resistance R1 other end is connecting triode VT1 emitter stage and amplifier U1 end of oppisite phase respectively，Amplifier U1 in-phase end connects potentiometer RP1 slide plate，The potentiometer RP1 other end connects diode D1 positive pole and constant-current source U4 input respectively，The R end of constant-current source U4 connects resistance R2，The outfan of constant-current source U4 connects electric capacity C1，Amplifier U1 outfan connecting triode VT1 base stage，Audion VT1 colelctor electrode is connecting triode VT2 colelctor electrode respectively、Resistance R8 and output end vo，The resistance R8 other end connects resistance R9 and amplifier U3 in-phase end respectively，Prevention U3 outfan connecting triode VT2 base stage，Amplifier U3 end of oppisite phase connects resistance R7，The resistance R7 other end connects resistance R5 respectively、Resistance R6 and amplifier U2 in-phase end，The resistance R5 other end connects resistance R3 and amplifier U2 outfan respectively，Amplifier U2 end of oppisite phase connects resistance R4，The resistance R4 other end connects the resistance R3 other end and diode D3 negative pole respectively，Diode D3 positive pole connects the electric capacity C1 other end respectively、The resistance R2 other end、Amplifier U1 earth terminal、The resistance R6 other end、Amplifier U3 earth terminal、Audion VT2 emitter stage and the resistance R9 other end.
- 2. a kind of Intellight voltage-stabilizing power module according to claim 1, it is characterised in that described constant-current source U4 adopts LM317.
- 3. a kind of Intellight voltage-stabilizing power module according to claim 1, it is characterised in that described diode D1 is Zener diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620124564.0U CN205407585U (en) | 2016-02-17 | 2016-02-17 | Intelligence voltage stabilizing power supply module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620124564.0U CN205407585U (en) | 2016-02-17 | 2016-02-17 | Intelligence voltage stabilizing power supply module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205407585U true CN205407585U (en) | 2016-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620124564.0U Expired - Fee Related CN205407585U (en) | 2016-02-17 | 2016-02-17 | Intelligence voltage stabilizing power supply module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205407585U (en) |
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2016
- 2016-02-17 CN CN201620124564.0U patent/CN205407585U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160727 Termination date: 20170217 |