CN204498007U - A kind of stabilized voltage power supply based on multiple-channel output - Google Patents
A kind of stabilized voltage power supply based on multiple-channel output Download PDFInfo
- Publication number
- CN204498007U CN204498007U CN201520274568.2U CN201520274568U CN204498007U CN 204498007 U CN204498007 U CN 204498007U CN 201520274568 U CN201520274568 U CN 201520274568U CN 204498007 U CN204498007 U CN 204498007U
- Authority
- CN
- China
- Prior art keywords
- electric capacity
- output
- inductance
- voltage
- output circuit
- 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
Links
Landscapes
- Dc-Dc Converters (AREA)
Abstract
The utility model relates to a kind of stabilized voltage power supply based on multiple-channel output, comprise voltage-stabilizing output circuit and voltage input circuit, described voltage-stabilizing output circuit comprises the first output circuit, second output circuit and auxiliary output circuit, described voltage input circuit comprises piezo-resistance, first electric capacity, second electric capacity, first inductance and transformer, described transformer is provided with a road input and two-way exports, described first inductance is common mode inductance, one end of described first inductance and the first Capacitance parallel connection, one end of described first inductance is in parallel with piezo-resistance by the first electric capacity, the other end of described first inductance and the second Capacitance parallel connection, the other end of described first inductance is in parallel with the input of transformer by the second electric capacity, the antijamming capability of power circuit to electromagnetic interference should be improve by components and parts such as the first electric capacity and the first inductance based on the stabilized voltage power supply of multiple-channel output, simultaneously by the powerful load capacity of auxiliary output circuit, improve the carrying load ability of power supply.
Description
Technical field
The utility model relates to a kind of stabilized voltage power supply based on multiple-channel output.
Background technology
Along with the development of science and technology and the progress of society, power electronic technology is developed rapidly, around we live now, there is the shadow of electronic product, such as mobile phone, computer, the wrist-watch of our use, or the public transport taken, taxi, aircraft, train, all be unable to do without the help that electronic product is lived to us.
Be exactly the support of electronic product, just have that we are now comfortable lives fast and easily, so the behind of enjoying at us, these electronic products quietly worked can not be forgotten.Certainly the work of these electronic products all be unable to do without power supply, and operationally often there is the phenomenon of power voltage supply instability in the power supply of prior art, poor anti jamming capability and load capacity is not enough, easily make load because the change of supply voltage and reduction of service life, how constantly to work these electronic products are prolonged, and not by external disturbance, be a great problem that we need to study and overcome.
Utility model content
The technical problems to be solved in the utility model is: in order to overcome the deficiency of prior art power supply poor anti jamming capability and load capacity deficiency, provides a kind of antijamming capability strong and the stabilized voltage power supply based on multiple-channel output that load capacity is high.
The utility model solves the technical scheme that its technical problem adopts: a kind of stabilized voltage power supply based on multiple-channel output, comprise voltage-stabilizing output circuit and voltage input circuit, described voltage-stabilizing output circuit comprises the first output circuit, the second output circuit and auxiliary output circuit, and described first output circuit, the second output circuit and auxiliary output circuit are all electrically connected with voltage input circuit;
Described voltage input circuit comprises piezo-resistance, the first electric capacity, the second electric capacity, the first inductance and transformer, described transformer is provided with a road input and two-way exports, described first inductance is common mode inductance, one end of described first inductance and the first Capacitance parallel connection, one end of described first inductance is in parallel with piezo-resistance by the first electric capacity, the other end of described first inductance and the second Capacitance parallel connection, the other end of described first inductance is in parallel with the input of transformer by the second electric capacity;
Described first output circuit comprises the first rectifier bridge, 3rd electric capacity, 4th electric capacity, 5th electric capacity, 6th electric capacity and the first voltage stabilizing triode, one of them output of described transformer is connected with the input of the first rectifier bridge, the output of described first rectifier bridge and the 3rd Capacitance parallel connection, described 3rd electric capacity and the 4th Capacitance parallel connection, described 3rd electric capacity is connected by the input of the 4th electric capacity and the first voltage stabilizing triode and earth terminal, described 6th electric capacity and the 5th Capacitance parallel connection, described 6th electric capacity is connected with the output and ground of the first voltage stabilizing triode by the 5th electric capacity, the earth terminal of described first voltage stabilizing triode is connected with the output negative pole of the first rectifier bridge,
Described second output circuit comprises the second rectifier bridge, 7th electric capacity, 8th electric capacity, 9th electric capacity, tenth electric capacity and the second voltage stabilizing triode, another output of described transformer is connected with the input of the second rectifier bridge, the output of described second rectifier bridge and the 7th Capacitance parallel connection, described 7th electric capacity and the 8th Capacitance parallel connection, described 7th electric capacity is connected by the input of the 8th electric capacity and the second voltage stabilizing triode and earth terminal, described tenth electric capacity and the 9th Capacitance parallel connection, described tenth electric capacity is connected with the output and ground of the second voltage stabilizing triode by the 9th electric capacity, the earth terminal ground connection of described second voltage stabilizing triode,
Described auxiliary output circuit comprises the first paster integrated circuit, 11 electric capacity, 12 electric capacity, 13 electric capacity, first diode and the second inductance, the output of described second rectifier bridge and the 11 Capacitance parallel connection, the model of described first paster integrated circuit is LM2576, the first end of described 11 electric capacity and the first paster integrated circuit and three-terminal link, 3rd end and five terminal ground connection of described first paster integrated circuit, second end of described first paster integrated circuit is connected with the 4th end of the first paster integrated circuit by the second inductance, second end of described first paster integrated circuit is by the first diode ground connection, 4th end of described first paster integrated circuit is respectively by the 12 electric capacity and the 13 capacity earth.
Particularly, in order to improve the anti-electromagnetic interference capability of voltage input circuit, described first electric capacity is safety electric capacity.
Particularly, in order to improve the reliability of voltage input circuit, described transformer is plastic packaging transformer.
The beneficial effects of the utility model are, the antijamming capability of power circuit to electromagnetic interference should be improve by components and parts such as the first electric capacity and the first inductance based on the stabilized voltage power supply of multiple-channel output, simultaneously by the powerful load capacity of auxiliary output circuit, improve the carrying load ability of power supply.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the utility model based on the circuit theory diagrams of the voltage input circuit of the stabilized voltage power supply of multiple-channel output, the first output circuit and the second output circuit;
Fig. 2 is the circuit theory diagrams of the utility model based on the auxiliary output circuit of the stabilized voltage power supply of multiple-channel output;
In figure: RV1. piezo-resistance, L1. the first inductance, L2. the second inductance, T1. transformer, BR1. the first rectifier bridge, BR2. the second rectifier bridge, U1. the first voltage stabilizing triode, U2. the second voltage stabilizing triode, U3. the first paster integrated circuit, D1. the first diode, C1. the first electric capacity, C2. the second electric capacity, C3. the 3rd electric capacity, C4. the 4th electric capacity, C5. the 5th electric capacity, C6. the 6th electric capacity, C7. the 7th electric capacity, C8. the 8th electric capacity, C9. the 9th electric capacity, C10. the tenth electric capacity, C11. the 11 electric capacity, C12. the 12 electric capacity, C13. the 13 electric capacity.
Embodiment
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As depicted in figs. 1 and 2, a kind of stabilized voltage power supply based on multiple-channel output, comprise voltage-stabilizing output circuit and voltage input circuit, described voltage-stabilizing output circuit comprises the first output circuit, the second output circuit and auxiliary output circuit, and described first output circuit, the second output circuit and auxiliary output circuit are all electrically connected with voltage input circuit;
Described voltage input circuit comprises piezo-resistance RV1, the first electric capacity C1, the second electric capacity C2, the first inductance L 1 and transformer T1, described transformer T1 is provided with a road input and two-way exports, described first inductance L 1 is common mode inductance, one end of described first inductance L 1 is in parallel with the first electric capacity C1, one end of described first inductance L 1 is in parallel with piezo-resistance RV1 by the first electric capacity C1, the other end of described first inductance L 1 is in parallel with the second electric capacity C2, and the other end of described first inductance L 1 is in parallel with the input of transformer T1 by the second electric capacity C2;
Described first output circuit comprises the first rectifier bridge BR1, 3rd electric capacity C3, 4th electric capacity C4, 5th electric capacity C5, 6th electric capacity C6 and the first voltage stabilizing triode U1, one of them output of described transformer T1 is connected with the input of the first rectifier bridge BR1, the output of described first rectifier bridge BR1 is in parallel with the 3rd electric capacity C3, described 3rd electric capacity C3 is in parallel with the 4th electric capacity C4, described 3rd electric capacity C3 is connected by the input of the 4th electric capacity C4 and the first voltage stabilizing triode U1 and earth terminal, described 6th electric capacity C6 is in parallel with the 5th electric capacity C5, described 6th electric capacity C6 is connected with the output and ground of the first voltage stabilizing triode U1 by the 5th electric capacity C5, the earth terminal of described first voltage stabilizing triode U1 is connected with the output negative pole of the first rectifier bridge BR1,
Described second output circuit comprises the second rectifier bridge BR2, 7th electric capacity C7, 8th electric capacity C8, 9th electric capacity C9, tenth electric capacity C10 and the second voltage stabilizing triode U2, another output of described transformer T1 is connected with the input of the second rectifier bridge BR2, the output of described second rectifier bridge BR2 is in parallel with the 7th electric capacity C7, described 7th electric capacity C7 is in parallel with the 8th electric capacity C8, described 7th electric capacity C7 is connected by the input of the 8th electric capacity C8 and the second voltage stabilizing triode U2 and earth terminal, described tenth electric capacity C10 is in parallel with the 9th electric capacity C9, described tenth electric capacity C10 is connected with the output and ground of the second voltage stabilizing triode U2 by the 9th electric capacity C9, the earth terminal ground connection of described second voltage stabilizing triode U2,
Described auxiliary output circuit comprises the first paster integrated circuit U3, 11 electric capacity C11, 12 electric capacity C12, 13 electric capacity C13, first diode D1 and the second inductance L 2, the output of described second rectifier bridge BR2 is in parallel with the 11 electric capacity C11, the model of described first paster integrated circuit U3 is LM2576, the first end of described 11 electric capacity C11 and the first paster integrated circuit U3 and three-terminal link, 3rd end and the five terminal ground connection of described first paster integrated circuit U3, second end of described first paster integrated circuit U3 is connected with the 4th end of the first paster integrated circuit U3 by the second inductance L 2, second end of described first paster integrated circuit U3 is by the first diode D1 ground connection, 4th end of described first paster integrated circuit U3 is respectively by the 12 electric capacity C12 and the 13 electric capacity C13 ground connection.
Particularly, in order to improve the anti-electromagnetic interference capability of voltage input circuit, described first electric capacity C1 is safety electric capacity.
Particularly, in order to improve the reliability of voltage input circuit, described transformer T1 is plastic packaging transformer.
The operation principle of described voltage input circuit is: supply voltage carries out surge protection by piezo-resistance RV1; filtering is carried out subsequently by the first electric capacity C1; carry out common mode inhibition by the first inductance L 1 again, enter into the input of transformer T1 finally by the second electric capacity C2 filtering.
The operation principle of described first output circuit is: one of them output output voltage of transformer T1 is after the first rectifier bridge BR1 carries out rectification, energy storage is carried out and the 4th electric capacity C4 carries out filtering respectively by the 3rd electric capacity C3, enter the first voltage stabilizing triode U1 subsequently and carry out voltage stabilizing output, carry out energy storage finally by the 5th electric capacity C5 and the 6th electric capacity C6 carries out filtering.
The operation principle of described second output circuit is: another output output voltage of transformer T1 is after the second rectifier bridge BR2 carries out rectification, energy storage is carried out and the 8th electric capacity C8 carries out filtering respectively by the 7th electric capacity C7, enter the second voltage stabilizing triode U2 subsequently and carry out voltage stabilizing output, carry out energy storage finally by the 9th electric capacity C9 and the tenth electric capacity C10 carries out filtering
The operation principle of described auxiliary output circuit is: enter into the first paster integrated circuit U3 after the output of the second rectifier bridge BR2 carries out energy storage by the 11 electric capacity C11 and carry out voltage stabilizing, because the first paster integrated circuit U3 has 3A electric current output buck switching mode integrated stable voltage circuit, so have very high carrying load ability, by the first diode D1, output voltage is fed back subsequently, improve the stability of output voltage, export finally by the energy storage of the 12 electric capacity C12 and the filtering of the 13 electric capacity C13 later.
Compared with prior art, the antijamming capability of power circuit to electromagnetic interference should be improve by components and parts such as the first electric capacity C1 and the first inductance L 1 based on the stabilized voltage power supply of multiple-channel output, simultaneously by the powerful load capacity of auxiliary output circuit, improve the carrying load ability of power supply.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this utility model technological thought, can carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on specification, must determine its technical scope according to right.
Claims (3)
1. the stabilized voltage power supply based on multiple-channel output, it is characterized in that, comprise voltage-stabilizing output circuit and voltage input circuit, described voltage-stabilizing output circuit comprises the first output circuit, the second output circuit and auxiliary output circuit, and described first output circuit, the second output circuit and auxiliary output circuit are all electrically connected with voltage input circuit;
Described voltage input circuit comprises piezo-resistance (RV1), first electric capacity (C1), second electric capacity (C2), first inductance (L1) and transformer (T1), described transformer (T1) is provided with a road input and two-way exports, described first inductance (L1) is common mode inductance, one end of described first inductance (L1) is in parallel with the first electric capacity (C1), one end of described first inductance (L1) is in parallel with piezo-resistance (RV1) by the first electric capacity (C1), the other end of described first inductance (L1) is in parallel with the second electric capacity (C2), the other end of described first inductance (L1) is in parallel with the input of transformer (T1) by the second electric capacity (C2),
Described first output circuit comprises the first rectifier bridge (BR1), 3rd electric capacity (C3), 4th electric capacity (C4), 5th electric capacity (C5), 6th electric capacity (C6) and the first voltage stabilizing triode (U1), one of them output of described transformer (T1) is connected with the input of the first rectifier bridge (BR1), the output of described first rectifier bridge (BR1) is in parallel with the 3rd electric capacity (C3), described 3rd electric capacity (C3) is in parallel with the 4th electric capacity (C4), described 3rd electric capacity (C3) is connected by the input of the 4th electric capacity (C4) and the first voltage stabilizing triode (U1) and earth terminal, described 6th electric capacity (C6) is in parallel with the 5th electric capacity (C5), described 6th electric capacity (C6) is connected by the output and ground of the 5th electric capacity (C5) with the first voltage stabilizing triode (U1), the earth terminal of described first voltage stabilizing triode (U1) is connected with the output negative pole of the first rectifier bridge (BR1),
Described second output circuit comprises the second rectifier bridge (BR2), 7th electric capacity (C7), 8th electric capacity (C8), 9th electric capacity (C9), tenth electric capacity (C10) and the second voltage stabilizing triode (U2), another output of described transformer (T1) is connected with the input of the second rectifier bridge (BR2), the output of described second rectifier bridge (BR2) is in parallel with the 7th electric capacity (C7), described 7th electric capacity (C7) is in parallel with the 8th electric capacity (C8), described 7th electric capacity (C7) is connected by the input of the 8th electric capacity (C8) and the second voltage stabilizing triode (U2) and earth terminal, described tenth electric capacity (C10) is in parallel with the 9th electric capacity (C9), described tenth electric capacity (C10) is connected by the output and ground of the 9th electric capacity (C9) with the second voltage stabilizing triode (U2), the earth terminal ground connection of described second voltage stabilizing triode (U2),
Described auxiliary output circuit comprises the first paster integrated circuit (U3), 11 electric capacity (C11), 12 electric capacity (C12), 13 electric capacity (C13), first diode (D1) and the second inductance (L2), the output of described second rectifier bridge (BR2) is in parallel with the 11 electric capacity (C11), the model of described first paster integrated circuit (U3) is LM2576, the first end of described 11 electric capacity (C11) and the first paster integrated circuit (U3) and three-terminal link, 3rd end and five terminal ground connection of described first paster integrated circuit (U3), second end of described first paster integrated circuit (U3) is connected with the 4th end of the first paster integrated circuit (U3) by the second inductance (L2), second end of described first paster integrated circuit (U3) is by the first diode (D1) ground connection, 4th end of described first paster integrated circuit (U3) is respectively by the 12 electric capacity (C12) and the 13 electric capacity (C13) ground connection.
2., as claimed in claim 1 based on the stabilized voltage power supply of multiple-channel output, it is characterized in that, described first electric capacity (C1) is safety electric capacity.
3., as claimed in claim 1 based on the stabilized voltage power supply of multiple-channel output, it is characterized in that, described transformer (T1) is plastic packaging transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520274568.2U CN204498007U (en) | 2015-05-01 | 2015-05-01 | A kind of stabilized voltage power supply based on multiple-channel output |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520274568.2U CN204498007U (en) | 2015-05-01 | 2015-05-01 | A kind of stabilized voltage power supply based on multiple-channel output |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204498007U true CN204498007U (en) | 2015-07-22 |
Family
ID=53577288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520274568.2U Expired - Fee Related CN204498007U (en) | 2015-05-01 | 2015-05-01 | A kind of stabilized voltage power supply based on multiple-channel output |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204498007U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106100304A (en) * | 2016-08-03 | 2016-11-09 | 张萍 | A kind of have the air water machine monitoring maintenance function in real time |
| CN106169865A (en) * | 2016-07-20 | 2016-11-30 | 广东欧珀移动通信有限公司 | Load device circuit |
| CN106655800A (en) * | 2016-11-30 | 2017-05-10 | 四川优力源电子科技有限公司 | High-precision wide-range stabilized voltage supply system for railway signal |
-
2015
- 2015-05-01 CN CN201520274568.2U patent/CN204498007U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106169865A (en) * | 2016-07-20 | 2016-11-30 | 广东欧珀移动通信有限公司 | Load device circuit |
| CN106169865B (en) * | 2016-07-20 | 2018-09-21 | 广东欧珀移动通信有限公司 | Load device circuit |
| CN106100304A (en) * | 2016-08-03 | 2016-11-09 | 张萍 | A kind of have the air water machine monitoring maintenance function in real time |
| CN106655800A (en) * | 2016-11-30 | 2017-05-10 | 四川优力源电子科技有限公司 | High-precision wide-range stabilized voltage supply system for railway signal |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204498007U (en) | A kind of stabilized voltage power supply based on multiple-channel output | |
| CN201717794U (en) | Capacitor voltage reducing circuit using impedance input filter | |
| CN103532361A (en) | Magnetic integrated switching power supply | |
| CN204498012U (en) | A kind of balance modulation system multiple-channel output stabilized voltage power supply | |
| CN106134501B (en) | A kind of multichannel output module power supply is lower electric sequential control circuit preferentially | |
| CN204089587U (en) | A kind of supply voltage treatment circuit of new-energy automobile | |
| CN203251084U (en) | Bi-directional current limiter based on bi-directional BUCK converter | |
| CN206272004U (en) | A kind of data wire with automatic pressure-transforming function | |
| CN204947895U (en) | A kind of power-switching circuit | |
| CN203251225U (en) | Bi-directional Buck converter | |
| CN204967228U (en) | USB charge protection circuit and USB charger | |
| CN205427683U (en) | Intelligent direct -current stabilized power supply | |
| CN204905976U (en) | Power management means | |
| CN204316627U (en) | Anti-lightning strike signal divider circuit | |
| CN204498047U (en) | Direct current solar power system | |
| CN203193505U (en) | Integrated low-voltage stabilized voltage power supply | |
| CN204258650U (en) | Resistance-capacitance depressurization power circuit | |
| CN203934033U (en) | A kind of modularized limit emitting diode (LED) power supply | |
| CN202772863U (en) | High-power photoelectric control device | |
| CN206788618U (en) | One kind is based on SPOE technical intelligence regulation devices | |
| CN203775020U (en) | One-way energy storage isolation DC power filter circuit | |
| CN204392607U (en) | A kind of low power consumption standby circuit device | |
| CN201975850U (en) | Voltage-shock prevention circuit | |
| CN204131083U (en) | A kind of output short circuit protection circuit | |
| CN206442282U (en) | Low-loss reduction voltage circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160104 Address after: Three road 410205 in Hunan province Changsha Yuelu District Fenglin 1015 scientific research department of Hunan No.1 Normal School Patentee after: Hunan First Normal University Address before: Three road 410205 in Hunan Province, Yuelu District City, No. 1015 Changsha Fenglin information system Patentee before: Liao Yongzhong |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 Termination date: 20160501 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |