CN206180839U - Primary side miniwatt standby power circuit - Google Patents
Primary side miniwatt standby power circuit Download PDFInfo
- Publication number
- CN206180839U CN206180839U CN201621293420.4U CN201621293420U CN206180839U CN 206180839 U CN206180839 U CN 206180839U CN 201621293420 U CN201621293420 U CN 201621293420U CN 206180839 U CN206180839 U CN 206180839U
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- CN
- China
- Prior art keywords
- electric capacity
- circuit
- pin
- primary side
- resistance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000006698 induction Effects 0.000 claims abstract description 11
- 230000000087 stabilizing effect Effects 0.000 abstract description 3
- 238000001914 filtration Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses a primary side miniwatt standby power circuit, a primary side miniwatt standby power circuit, including integrated circuit U2, the last 1~pin of pin 8 that is equipped with of integrated circuit U2, pin 8 is connected and is prevented that 1KV's prevents the surge circuit, induction coil L4 and ground connection are connected to pin 5, induction coil L4 connects electric capacity C13, resistance R23, electric capacity C15 and voltage stabilizing circuit, pin 4 is through electric capacity C14 connecting resistance R22, resistance R22 connects pin 1 and diode D5, not another wiring termination ground of diode D5, electric capacity C13, resistance R23, electric capacity C15's the equal ground connection of another wiring end. This standby power circuit ability supply module in primary side PWM intelligent light -adjusting uses is not less than the standby operating voltage of 100MA driving force, for comparing in each intelligent light -adjusting field, instinctively saves 50% at the one -tenth of the whole scheme of secondary processing, and its stand -by power consumption can be controlled below 1W, and this circuit during operation temperature rise problem compares linear low 80%.
Description
Technical field
This utility model is related to power circuit, and in particular to a kind of primary side small-power standby power circuit.
Background technology
The high cost of existing standby power, many power supply with pure secondary treatment intelligent object of exploitation PWM intelligent dimmings product is asked
Topic, its power consumption of the linear constant voltage circuit of existing discrete component composition is big, furthermore it is high to generate heat, and can not realize in the light modulation of primary side PWM
Stand-by power consumption energy problem.
Existing linear constant voltage circuit is made up of divider resistance plus triode, not with Anti-surging function.
Utility model content
The purpose of this utility model is the drawbacks described above for prior art, there is provided a kind of primary side small-power standby power
Circuit.Standby power circuit energy supply module in the intelligent dimming application of primary side PWM is not less than treating for 100MA driving forces
Machine running voltage, is that each intelligent dimming field is compared, and saves 50% into instinct in the whole scheme of secondary treatment, its stand-by power consumption
Can control in below 1W, problem of temperature rise is compared linear low by 80% when this circuit works.
To solve the drawbacks described above of prior art, the technical scheme that this utility model is provided is：A kind of primary side small-power
Standby power circuit, including integrated circuit U2, integrated circuit U2 is provided with 1~pin of pin 8, and pin 8 connects the wave resistance of anti-1KV
Gush circuit, the connection induction coil L4 of pin 5 and ground connection, induction coil L4 connection electric capacity C13, resistance R23, electric capacity C15 and voltage stabilizing
Circuit, pin 4 connects resistance R22, resistance R22 connection pins 1 and diode D5 by electric capacity C14, and the another of diode D5 connects
Line end is grounded, and electric capacity C13, resistance R23, another terminals of electric capacity C15 are grounded.
Improve as one kind of this utility model primary side small-power standby power circuit, the anti-surge circuit includes electricity
Source incoming line, the power input circuit is provided with diode D4 and electric capacity C12, another terminals ground connection of electric capacity C12.
Improve as one kind of this utility model primary side small-power standby power circuit, the mu balanced circuit includes voltage stabilizing
The base stage connection induction coil L4 of mono- terminals of diode ZD3 and audion Q4, Zener diode ZD3 and audion Q4, surely
The colelctor electrode and another terminals of electric capacity C16, electric capacity C16 of another terminals connecting triode Q4 of pressure diode ZD3
The emitter stage of connecting triode Q4.
As this utility model primary side small-power standby power circuit one kind improve, the power input circuit it is defeated
Enter voltage for 30V~400V.
Improve as one kind of this utility model primary side small-power standby power circuit, the model of the integrated circuit U2
For DA034.
Compared with prior art, the utility model has the advantages that：This utility model is constituted using diode D4 and electric capacity D12
Anti- 1KV surge circuits, high voltage integrated circuit IC composition step-down applications, Zener diode ZD3 burning voltages, electric capacity C13 filtering is defeated
Go out to be given to the VCC of intelligent object IC, actual measurement adjustable resistance R22 resistances can make output current increase or reduce, the voltage of output
Stable not float, normal work power consumption is in 0.5W.The standby power circuit can supply module in the intelligent dimming application of primary side PWM
Be not less than the stand-by operation voltage of 100MA driving forces, be that each intelligent dimming field is compared, the whole scheme of secondary treatment into
Instinct saves 50%, and its stand-by power consumption can be controlled in below 1W, and problem of temperature rise is compared linear low by 80% when this circuit works.
Description of the drawings
Just with specific embodiment this utility model and its beneficial technique effect are further retouched with reference to the accompanying drawings below
State, wherein：
Fig. 1 is this utility model electrical block diagram.
Specific embodiment
Below just with reference to the accompanying drawings and specific embodiment is further described to this utility model.
As shown in figure 1, a kind of primary side small-power standby power circuit, including integrated circuit U2, set on integrated circuit U2
There is 1~pin of pin 8, pin 8 connects the anti-surge circuit of anti-1KV, the connection induction coil L4 of pin 5 and ground connection, induction coil
L4 connection electric capacity C13, resistance R23, electric capacity C15 and mu balanced circuit, pin 4 connects resistance R22 by electric capacity C14, and resistance R22 connects
Connect pin 1 and diode D5, another terminals ground connection of diode D5, electric capacity C13, resistance R23, another wiring of electric capacity C15
End is grounded.
Preferably, anti-surge circuit includes power input circuit, and power input circuit is provided with diode D4 and electric capacity
Another terminals ground connection of C12, electric capacity C12.
Preferably, mu balanced circuit include Zener diode ZD3 and audion Q4, mono- terminals of Zener diode ZD3 and
The base stage connection induction coil L4 of audion Q4, the colelctor electrode of another terminals connecting triode Q4 of Zener diode ZD3
With electric capacity C16, the emitter stage of another terminals connecting triode Q4 of electric capacity C16.
Preferably, the input voltage of power input circuit is 30V~400V.
Preferably, model DA034 of integrated circuit U2.
The utility model has the advantages that：This utility model constitutes anti-1KV surge circuits using diode D4 and electric capacity D12,
High voltage integrated circuit IC constitutes step-down applications, and Zener diode ZD3 burning voltages, electric capacity C13 filtering outputs are given to intelligent object
The VCC of IC, actual measurement adjustable resistance R22 resistances can make output current increase or reduce, and the voltage stabilization of output does not float, normal work
Make power consumption in 0.5W.Standby power circuit energy supply module in the intelligent dimming application of primary side PWM is not less than 100MA drivings
The stand-by operation voltage of ability, is that each intelligent dimming field is compared, and 50% is saved into instinct in the whole scheme of secondary treatment, its
Stand-by power consumption can be controlled in below 1W, and problem of temperature rise is compared linear low by 80% when this circuit works.
The announcement and teaching of book according to the above description, this utility model those skilled in the art can also be to above-mentioned reality
The mode of applying carries out appropriate change and modification.Therefore, this utility model is not limited to disclosed and described above being embodied as
Some modifications and changes of the present utility model should also be as falling in scope of the claims of the present utility model by mode.
Although additionally, some specific terms used in this specification, these terms merely for convenience of description, not to this reality
With any restriction of new composition.
Claims (5)
1. a kind of primary side small-power standby power circuit, it is characterised in that：Including integrated circuit U2, integrated circuit U2 is provided with
1~pin of pin 8, pin 8 connects the anti-surge circuit of anti-1KV, the connection induction coil L4 of pin 5 and ground connection, induction coil L4
Connection electric capacity C13, resistance R23, electric capacity C15 and mu balanced circuit, pin 4 connects resistance R22, resistance R22 connections by electric capacity C14
Pin 1 and diode D5, another terminals ground connection of diode D5, electric capacity C13, resistance R23, another terminals of electric capacity C15
It is grounded.
2. primary side small-power standby power circuit according to claim 1, it is characterised in that the anti-surge circuit bag
Power input circuit is included, the power input circuit is provided with diode D4 and electric capacity C12, another wiring termination of electric capacity C12
Ground.
3. primary side small-power standby power circuit according to claim 2, it is characterised in that the mu balanced circuit includes
The base stage connection induction coil of mono- terminals of Zener diode ZD3 and audion Q4, Zener diode ZD3 and audion Q4
The colelctor electrode and electric capacity C16 of another terminals connecting triode Q4 of L4, Zener diode ZD3, another of electric capacity C16 connects
The emitter stage of line end connecting triode Q4.
4. primary side small-power standby power circuit according to claim 3, it is characterised in that the power input circuit
Input voltage be 30V~400V.
5. primary side small-power standby power circuit according to claim 1, it is characterised in that the integrated circuit U2's
Model DA034.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621293420.4U CN206180839U (en) | 2016-11-29 | 2016-11-29 | Primary side miniwatt standby power circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621293420.4U CN206180839U (en) | 2016-11-29 | 2016-11-29 | Primary side miniwatt standby power circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206180839U true CN206180839U (en) | 2017-05-17 |
Family
ID=60242032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621293420.4U Expired - Fee Related CN206180839U (en) | 2016-11-29 | 2016-11-29 | Primary side miniwatt standby power circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206180839U (en) |
-
2016
- 2016-11-29 CN CN201621293420.4U patent/CN206180839U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170517 |