CN101227137B - Integrated implementation circuit for outputting inductance magnetism parallel operating based on alternate phase - Google Patents
Integrated implementation circuit for outputting inductance magnetism parallel operating based on alternate phase Download PDFInfo
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- CN101227137B CN101227137B CN2007101245684A CN200710124568A CN101227137B CN 101227137 B CN101227137 B CN 101227137B CN 2007101245684 A CN2007101245684 A CN 2007101245684A CN 200710124568 A CN200710124568 A CN 200710124568A CN 101227137 B CN101227137 B CN 101227137B
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Abstract
The invention discloses an output electric inductance magnetic integrated method and a realizing circuit on the basis of fault-phase parallel operation and a magnetic integrated electric inductance, wherein the circuit comprises a fault-phase main circuit A, a fault-phase main circuit B, an output circuit A, an output circuit B and a magnetic integrated electric inductance (L1), the fault-phase main circuit A and the fault-phase main circuit B are respectively connected with the input ends of the output circuit A and the output circuit B, and the output ends of the output circuit A and the output circuit B are respectively connected with the circuit output through two input ends of the magnetic integrated electric inductance (L1). The invention provides an output electric inductance magnetic integrated method and a realizing circuit on the basis of fault-phase parallel operation, which is particularly applied to an output electric inductance magnetic integrated design under the condition that fault-phase 180-degree double ways are directly connected in parallel to operate. The basic technique of the invention is that two windings are coiled on a core, and the windings are respectively used as output electric inductances of two ways. The output electric inductance magnetic integrated method has simple realizing method, which can not only reduce cost and increase property, but also reduce volume and loss.
Description
Technical field
The present invention relates to the switch power technology field, relate in particular to a kind of outputting inductance magnetic integrated approach and realization circuit based on alternate phase multiple operation.
Background technology
In the design of Switching Power Supply, magnetic device designs in occupation of critical role, and what magnetic device designed is good and bad, is directly connected to the performance of Switching Power Supply.In recent years, the fast development of magnetic material technology has also driven constantly bringing forth new ideas of Switching Power Supply design, also the Switching Power Supply product for design small size high power density, high reliability provides solid foundation. but how to save cost, improve performance, reduced volume, improve power density, always be puzzlement Switching Power Supply designer's problem.
Extremely everybody paid close attention to integrated magnetic in the power electronics industry in recent years, and was because it has considerable effect in the design of Switching Power Supply, also quite ripe aspect existing theoretical research simultaneously.For Switching Power Supply itself, adopted after the integrated magnetic, can the very direct saving of seeing cost, the Switching Power Supply of small size high power density becomes a reality, and is particularly suitable in large power supply.
Use the initial stage that also is in about the technology of alternate phase multiple operation at present.As shown in Figure 1, at present in the outputting inductance part of alternate phase multiple operation, employing or discrete magnetic device.Illustrated L1 and L2 are the discrete outputting inductances of two-way respectively just.Design will bring that the part number increases like this, small product size is big, influence a series of problem such as efficient.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of outputting inductance magnetic integrated approach and realization circuit based on alternate phase multiple operation.
For solving the problems of the technologies described above, the objective of the invention is to be achieved through the following technical solutions.
A kind of outputting inductance magnetic integrated approach based on alternate phase multiple operation, main road A and main road B are two main roads of misphase operation, and its output circuit A and output circuit B form circuit output through the integrated outputting inductance of magnetic.
A kind of magnetic integrated inductor comprises magnetic core and two windings, and described magnetic core adopts the magnetic core of band newel, and two windings carry out coiling on the both sides of described magnetic core with identical direction, form two inputs, output.
Wherein, described magnetic core is EE type, ER type, EC type, EI type, PQ type or RM type.
The integrated realization circuit of a kind of outputting inductance magnetic based on alternate phase multiple operation, comprise misphase main road A, misphase main road B, output circuit A, output circuit B, magnetic integrated inductor (L1), described misphase main road A links to each other with the input of output circuit B with output circuit A respectively with misphase main road B, and the output of output circuit A and output circuit B is exported through two input connection circuits of described magnetic integrated inductor (L1) respectively.
Wherein, described output circuit A comprises first transformer (T1), first rectifier diode (D1), second rectifier diode (D2); Output circuit B comprises second transformer (T2), the 3rd rectifier diode (D3), the 4th rectifier diode (D4); The former edge joint misphase main road A of first transformer (T1), the secondary of first transformer (T1) connect an input of magnetic integrated inductor (L1) respectively through the anode of the anode of first rectifier diode (D1) and second rectifier diode (D2); The former edge joint misphase main road B of second transformer (T2), the secondary of second transformer (T2) connect another input of magnetic integrated inductor (L1) respectively through the anode of the anode of the 3rd rectifier diode (D3) and the 4th rectifier diode (D4); The anode (Vout+) of the output connection circuit output of magnetic integrated inductor (L1); The negative terminal (Vout-) of the secondary centre cap connection circuit output of the secondary centre cap of first transformer (T1) and second transformer (T2).
Wherein, also comprise electric capacity (C1), described electric capacity (C1) is connected in parallel on circuit output end.
The present invention proposes a kind of outputting inductance magnetic integrated approach and realization circuit based on alternate phase multiple operation, is particluarly suitable for the integrated design of magnetic of the outputting inductance under the direct parallel running situation of 180 ° of two-ways of misphase.Its basic technology is two windings of coiling on a magnetic core, and the outputting inductance as two-way uses respectively.Its implementation is simple, can not only reduce cost, improves performance, and the energy reduced volume, reduces loss.
Description of drawings
Fig. 1 is existing alternate phase multiple operation circuit diagram;
Fig. 2 is a schematic block circuit diagram of the present invention;
Fig. 3 realizes schematic diagram for physical circuit of the present invention;
Fig. 4 is magnetic integrated inductor schematic diagram among the present invention.
Embodiment
Core concept of the present invention is: main road A and main road B are two main roads of misphase operation among the present invention, and its output circuit A and output circuit B form circuit output at last through the integrated outputting inductance of magnetic.
For ease of the present invention is further understood, now reach specific embodiment in conjunction with the accompanying drawings and describe the present invention.
See also shown in Figure 2ly, comprise misphase main road A, misphase main road B, its output circuit A and output circuit B export to circuit through the magnetic integrated inductor.
See also shown in Figure 3, comprise misphase main road A, misphase main road B, output circuit A 301, output circuit B 302, magnetic integrated inductor L1, capacitor C 1, described misphase main road A links to each other with the input of output circuit B 302 with output circuit A 301 respectively with misphase main road B, and the output of output circuit A 301 and output circuit B 302 is exported through two input connection circuits of magnetic integrated inductor L1 respectively; Capacitor C 1 is connected in parallel on circuit output end.
Wherein, output circuit A 301 comprises the first transformer T1, the first rectifier diode D1, the second rectifier diode D2; Output circuit B 302 comprises the second transformer T2, the 3rd rectifier diode D3, the 4th rectifier diode D4; The former edge joint misphase main road A of the first transformer T1, the secondary of the first transformer T1 connect the input of magnetic integrated inductor L1 respectively through the anode of the anode of the first rectifier diode D1 and the second rectifier diode D2; The former edge joint misphase main road B of the second transformer T2, the secondary of the second transformer T2 connect another input of magnetic integrated inductor L1 respectively through the anode of the anode of the 3rd rectifier diode D3 and the 4th rectifier diode D4; The anode (Vout+) of the output connection circuit output of magnetic integrated inductor (L1); The negative terminal (Vout-) of the secondary centre cap connection circuit output of the secondary centre cap of the first transformer T1 and the second transformer T2.
See also shown in Figure 4ly, the integrated outputting inductance of this kind magnetic adopts the magnetic core of band newel, as the EE type, and the ER type, the EC type, the EI type, the PQ type, RM type etc. all can.Two windings carry out coiling on the both sides of magnetic core with identical direction, form two inputs, output, and the magnetic circuit of each winding is walked separately input, output loop, mutually noninterfere during work.
Above-mentioned misphase main road A and misphase main road B are two misphase main roads, can be different topologys.No matter be main switch or the auxiliary switch plumber work of misphase main road A, or the main switch of misphase main road B or auxiliary switch plumber work, output magnetic integrated inductor L1 can both carry out according to independent working method, and load is powered.
More than to provided by the present invention a kind of based on alternate phase multiple operation outputting inductance magnetic integrated approach and realize that circuit is described in detail, used specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment just is used for helping to understand core concept of the present invention; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (2)
1. integrated realization circuit of the outputting inductance magnetic based on alternate phase multiple operation, it is characterized in that, comprise misphase main road A, misphase main road B, output circuit A, output circuit B, magnetic integrated inductor (L1), described misphase main road A links to each other with the input of output circuit B with output circuit A respectively with misphase main road B, through two input connection circuit outputs of described magnetic integrated inductor (L1), two inputs of described magnetic integrated inductor (L1) are with the inscription end to the output of output circuit A and output circuit B respectively; Described output circuit A comprises first transformer (T1), first rectifier diode (D1), second rectifier diode (D2); Output circuit B comprises second transformer (T2), the 3rd rectifier diode (D3), the 4th rectifier diode (D4); The former edge joint misphase main road A of first transformer (T1), the secondary of first transformer (T1) connect an input of magnetic integrated inductor (L1) respectively through the anode of the anode of first rectifier diode (D1) and second rectifier diode (D2); The former edge joint misphase main road B of second transformer (T2), the secondary of second transformer (T2) connect another input of magnetic integrated inductor (L1) respectively through the anode of the anode of the 3rd rectifier diode (D3) and the 4th rectifier diode (D4); The anode (Vout+) of the output connection circuit output of magnetic integrated inductor (L1); The negative terminal (Vout-) of the secondary centre cap connection circuit output of the secondary centre cap of first transformer (T1) and second transformer (T2).
2. the integrated realization circuit of the outputting inductance magnetic based on alternate phase multiple operation according to claim 1 is characterized in that also comprise electric capacity (C1), described electric capacity (C1) is connected in parallel on circuit output end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101245684A CN101227137B (en) | 2007-11-16 | 2007-11-16 | Integrated implementation circuit for outputting inductance magnetism parallel operating based on alternate phase |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101245684A CN101227137B (en) | 2007-11-16 | 2007-11-16 | Integrated implementation circuit for outputting inductance magnetism parallel operating based on alternate phase |
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| CN101227137A CN101227137A (en) | 2008-07-23 |
| CN101227137B true CN101227137B (en) | 2011-05-18 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1556580A (en) * | 2004-01-07 | 2004-12-22 | 杨玉岗 | DC/DC switch transducer using non DC bias magnetic integrated magnetic unit |
| CN200966023Y (en) * | 2006-10-16 | 2007-10-24 | 北京新雷能有限责任公司 | A laser power supply circuit |
-
2007
- 2007-11-16 CN CN2007101245684A patent/CN101227137B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1556580A (en) * | 2004-01-07 | 2004-12-22 | 杨玉岗 | DC/DC switch transducer using non DC bias magnetic integrated magnetic unit |
| CN200966023Y (en) * | 2006-10-16 | 2007-10-24 | 北京新雷能有限责任公司 | A laser power supply circuit |
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| CN101227137A (en) | 2008-07-23 |
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Address after: Nanshan District Xueyuan Road in Shenzhen city of Guangdong province 518055 No. 1001 Nanshan Chi Park C1 building 14 floor Patentee after: SHINRY TECHNOLOGIES Co.,Ltd. Address before: 518055, Guangdong, Shenzhen province Nanshan District Xian Road, No. 1268, crown Yao Ling industrial north 4, building 6, East Patentee before: SHINRY TECHNOLOGIES Co.,Ltd. |
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Denomination of invention: An Integrated Circuit of Output Inductance and Magnetics Based on Out-of-Phase Parallel Operation Effective date of registration: 20220920 Granted publication date: 20110518 Pledgee: Shenzhen hi tech investment small loan Co.,Ltd. Pledgor: SHINRY TECHNOLOGIES Co.,Ltd. Registration number: Y2022980015797 |
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