CN201266888Y - DC converter integrated with magnetic component - Google Patents
DC converter integrated with magnetic component Download PDFInfo
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- CN201266888Y CN201266888Y CNU2008201231060U CN200820123106U CN201266888Y CN 201266888 Y CN201266888 Y CN 201266888Y CN U2008201231060 U CNU2008201231060 U CN U2008201231060U CN 200820123106 U CN200820123106 U CN 200820123106U CN 201266888 Y CN201266888 Y CN 201266888Y
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Abstract
The utility model discloses a direct current converter of an integrated magnetic element, comprising a switch circuit which is connected with the input end of a direct current and generates periodic voltage. The switch circuit is connected with the integrated magnetic element which is connected with a rectifying and filtering circuit and the output end of the direct current, and the integrated magnetic element comprises two E-shaped iron cores with opposite openings and a transformer and an inductor are formed by coils wound on the iron cores. The direct current converter realizes the transformer and the inductor on the same iron core; the size of the magnetic part is smaller, the weight is lighter and the consumption is reduced correspondingly; in addition, the direct current converter can effectively reduce the production cost.
Description
Technical field
The utility model relates to DC converter, is meant a kind of DC converter of integrated magnetic component especially.
Background technology
The develop rapidly of power electronic technology constantly proposes the develop rapidly of higher requirement, especially microprocessor to having proposed great challenge especially for the modular power source of its power supply to power density of transform, efficient, output ripple and dynamic property.People find that more and more magnetic element (be called for short magnetic spare, comprise inductance, transformer) is a key factor of restriction converter volume, weight, efficient when application multiple technologies means improve the modular power source performance.According to U.S. power supply producer association (PSMA) statistics, magnetic spare volume accounts for more than 20% of cumulative volume in the DC-DC module, weight accounts for more than 30% of gross weight, loss and also occupies significant proportion; In addition, magnetic spare still influences a key factor of power supply output dynamic property and output ripple.
In traditional full-wave rectification full-bridge (half-bridge) converter, need two magnetic devices of transformer and inductance, there is all bigger problem of shared volume, weight, loss in magnetic spare.
The utility model content
In view of this, the utility model is to provide a kind of DC converter of integrated magnetic component, to solve in above-mentioned full-wave rectification full-bridge (half-bridge) converter, need two magnetic devices of transformer and inductance, there is all bigger problem of shared volume, weight, loss in magnetic spare.
For addressing the above problem, the utility model provides a kind of DC converter of integrated magnetic component, comprising:
Connect the commutation circuit of direct current input, generation periodic voltage, described commutation circuit connects integrated magnetic component, and described integrated magnetic component connects rectification, filter circuit and direct current output;
Described integrated magnetic component comprises: two E sections cores that opening is relative, the coil on iron core forms transformer and inductance.
Preferably, described coil winding forms transformer, coiling inductance on the newel of one of them E sections core on two E sections core mixed lateral columns.
Preferably, described coil winding forms transformer on two E sections core newels, coiling inductance on two mixed lateral columns of one of them E sections core.
Preferably, described coil winding forms transformer on the mixed lateral column of the same side of two E sections cores, coiling inductance on the mixed lateral column of one of them E sections core.
Preferably, also have I sections core in the middle of two E sections cores, described coil winding forms transformer on the newel of an E sections core; Coiling inductance on the newel of another E sections core.
Preferably, described commutation circuit is full bridge structure or half-bridge structure.
Preferably, when described commutation circuit is full bridge structure, adopt four switching tube Q1, Q2, Q3, Q4 to constitute full bridge structure;
Described commutation circuit connects integrated magnetic component: the drain electrode of Q1, Q2 links to each other with input voltage is anodal, the source electrode of Q3, Q4 links to each other with the input voltage negative pole of direct current input, the source electrode of Q1 links to each other with an end of the drain electrode of Q3 and transformer first siding ring, and the source electrode of Q2 links to each other with the other end of the drain electrode of Q4 and first siding ring.
Preferably, when described commutation circuit is half-bridge structure, adopt two switching tube Q1, Q2 and two dividing potential drop capacitor C 1, C2 to constitute half-bridge structure;
Described commutation circuit connects integrated magnetic component: the end of the drain electrode of Q1, C1 links to each other with input voltage is anodal, the end of the source electrode of Q2, C2 links to each other with the negative pole of direct current input input voltage, the source electrode of Q1, the drain electrode of Q2 link to each other with an end of the first siding ring of transformer, and the other end of C1, the other end of C2 link to each other with the other end of first siding ring.
DC converter in the utility model realizes transformer and inductance on same iron core, magnetic spare volume is less, and weight is light, the also corresponding reduction of loss, and can effectively reduce production cost.
Description of drawings
Fig. 1 is the structure chart of full-bridge direct current converter;
Fig. 2 is the structure chart of first kind of magnetic cell;
Fig. 3 is the structure chart that contains the full-bridge direct current converter of first kind of magnetic cell;
Fig. 4 is the structure chart of second kind of magnetic cell;
Fig. 5 is the structure chart that contains the full-bridge direct current converter of second kind of magnetic cell;
Fig. 6 is the structure chart of the third magnetic cell;
Fig. 7 is the structure chart that contains the full-bridge direct current converter of the third magnetic cell;
Fig. 8 is the structure chart of the 4th kind of magnetic cell;
Fig. 9 is the structure chart that contains the full-bridge direct current converter of the 4th kind of magnetic cell;
Figure 10 is the structure chart of half-bridge DC converter;
Figure 11 is the structure chart that contains the half-bridge DC converter of first kind of magnetic cell;
Figure 12 is the structure chart that contains the half-bridge DC converter of second kind of magnetic cell;
Figure 13 is the structure chart that contains the half-bridge DC converter of the third magnetic cell;
Figure 14 is the structure chart that contains the half-bridge DC converter of the 4th kind of magnetic cell.
Embodiment
For clearly demonstrating the technical scheme in the utility model, provide preferred embodiment below and be described with reference to the accompanying drawings.
Converter in the utility model, the DC converter that comprises full-bridge, half-bridge, referring to Fig. 1, Fig. 1 is the structure chart of full-bridge direct current converter, comprising: direct current input 1, commutation circuit 2, the full-wave rectifying circuit 3 with integrated magnetic component, direct current output 4.
Wherein, commutation circuit 2 comprises: constitute full bridge structure with four switching tube Q1, Q2, Q3, Q4, the drain electrode of Q1, Q2 links to each other with input voltage is anodal, the source electrode of Q3, Q4 links to each other with the input voltage negative pole, the source electrode of Q1 links to each other with an end of the drain electrode of Q3 and first siding ring, the source electrode of Q2 links to each other with the other end of the drain electrode of Q4 and first siding ring, and a periodic like this positive voltage square wave and the negative voltage square wave of providing is to this first siding ring.
The common port of second siding ring with full-wave rectifying circuit 3 of integrated magnetic component links to each other with the negative terminal and the output negative pole of output filter capacitor, the other end of second siding ring links to each other with the anode of a rectifier diode, the other end of second siding ring links to each other with the anode of another rectifier diode, and the negative electrode of these two rectifier diodes all links to each other with an end of inductance winding coil, and the other end of inductance winding coil links to each other with the anode of output filter capacitor and output cathode.By rectifier diode the secondary side signal is carried out rectification, output filter capacitor is to output signal filtering.
Integrated magnetic component has various ways, describe in detail below in conjunction with accompanying drawing, the structure chart of first kind of EE type integrated magnetic component as shown in Figure 2, former limit winding Np, secondary winding Ns1, Ns2 are divided into equal two parts, respectively on the iron core two side columns, and all adopted the winding of forward coupling.Filter inductance winding NL is around iron core middle column.The c end end of the same name each other of a of former limit winding Np end and secondary winding Ns1, hold different name end each other with the d of secondary winding Ns2.Secondary winding Ns1 and secondary winding Ns2 have common port e.Only have an air gap in iron core middle column, then center pillar and two side columns form high magnetic resistance loop (i.e. dotted portion among the figure), and two side columns forms low magnetic resistance loop (i.e. chain-dotted line part among the figure).Iron core is not limited to the EE type, also can realize on the EI type.
The structure chart that contains the full-bridge converter of first kind of integrated magnetic component can be referring to Fig. 3, is to adopt first kind of integrated magnetics shown in Figure 2, and it is made up of four parts: input DC power 1, full bridge inverter 2, integrated magnetics 3, secondary rectification and capacitor filter 4.Dc power anode links to each other with the drain electrode of power MOS pipe Q1, Q2, and dc power cathode links to each other with the source electrode of power MOS pipe Q3, Q4.The a end of former limit winding Np links to each other with the source electrode of power MOS pipe Q1 and the drain electrode of power MOS pipe Q3, and the b end of former limit winding Np links to each other with the source electrode of power MOS pipe Q2 and the drain electrode of power MOS pipe Q4.The c end of secondary winding Ns1 links to each other with the anode of diode D1, the d end of secondary winding Ns2 links to each other with the anode of diode D2, diode D1, D2 common cathode and this negative electrode link to each other with the f end of filter inductance winding, the other end g of filter inductance winding links to each other with an end and the output plus terminal of output filter capacitor, and the common port e of secondary winding Ns1, Ns2 links to each other with the other end of filter capacitor and output negative terminal.Wherein diode can and drive with synchronous rectifier and replace.
The structure chart of second kind of integrated magnetic component comprises as shown in Figure 4: former limit winding Np, secondary winding Ns1, Ns2 are around in iron core middle column, and secondary winding Ns1, Ns2 are the forward coupling.The c end end of the same name each other of a of former limit winding Np end and secondary winding Ns1 is held different name end each other with the d of secondary winding Ns2.Secondary winding Ns1 and secondary winding Ns2 have common port e.Filter inductance winding NL is divided into that equal two parts are around on the two side columns and is the forward coupling, so the direct current flux that these two parts of filter inductance winding produce is cancelled out each other at center pillar.Have two isometric air gaps on the two side columns of iron core, center pillar has just formed low magnetic resistance loop with two side columns like this, and two side columns has then formed high magnetic resistance loop.Iron core is not limited to the EE type, also can realize on EI sections core.
The structure chart that contains the full-bridge converter of second kind of integrated magnetic component can be referring to Fig. 5, is the full-bridge magnetic integrated converter schematic diagram that adopts second kind of integrated magnetics shown in Figure 4 and full-wave rectifying circuit.It is made up of four parts: input DC power 1, full bridge inverter 2, integrated magnetics 3, secondary rectification and capacitor filter 4.Dc power anode links to each other with the drain electrode of power MOS pipe Q1, Q2, and dc power cathode links to each other with the source electrode of power MOS pipe Q3, Q4.The a end of former limit winding Np links to each other with the source electrode of power MOS pipe Q1 and the drain electrode of power MOS pipe Q3, and the b end of former limit winding Np links to each other with the source electrode of power MOS pipe Q2 and the drain electrode of power MOS pipe Q4.The c end of secondary winding Ns1 links to each other with the anode of diode D1, the d end of secondary winding Ns2 links to each other with the anode of diode D2, diode D1, D2 common cathode and this negative electrode link to each other with the f end of filter inductance winding, the other end g of filter inductance winding links to each other with an end and the output plus terminal of output filter capacitor, and the common port e of secondary winding Ns1, Ns2 links to each other with the other end of filter capacitor and output negative terminal.Wherein diode can and drive with synchronous rectifier and replace.
The structure chart of the third integrated magnetic component comprises as shown in Figure 6: former limit winding Np, secondary winding Ns1, Ns2 are around in an iron core lateral column, and secondary winding Ns1, Ns2 be forward coupling, form a transformer.The c end end of the same name each other of a of former limit winding Np end and secondary winding Ns1 is held different name end each other with the d of secondary winding Ns2.Secondary winding Ns1 and secondary winding Ns2 have common port e.Filter inductance winding NL forms an inductance around another lateral column of iron core.Have one than small air gap on the lateral column of transformer place, this lateral column and iron core middle column form a low magnetic resistance loop.Have one than air gaps on the lateral column of inductance place, this lateral column and iron core middle column form a high magnetic resistance loop.Iron core middle column is the common path in high magnetic resistance loop and low magnetic resistance loop.Iron core is not limited to the EE type.
The structure chart that contains the full-bridge converter of the third integrated magnetic component can be to adopt the third integrated magnetics shown in Figure 6 and the full-bridge magnetic integrated converter schematic diagram of full-wave rectifying circuit referring to Fig. 7.It is made up of four parts: input DC power 1, full bridge inverter 2, integrated magnetics 3, secondary rectification and capacitor filter 4.Dc power anode links to each other with the drain electrode of power MOS pipe Q1, Q2, and dc power cathode links to each other with the source electrode of power MOS pipe Q3, Q4.The a end of former limit winding Np links to each other with the source electrode of power MOS pipe Q1 and the drain electrode of power MOS pipe Q3, and the b end of former limit winding Np links to each other with the source electrode of power MOS pipe Q2 and the drain electrode of power MOS pipe Q4.The c end of secondary winding Ns1 links to each other with the anode of diode D1, the d end of secondary winding Ns2 links to each other with the anode of diode D2, diode D1, D2 common cathode and this negative electrode link to each other with the f end of filter inductance winding, the other end g of filter inductance winding links to each other with an end and the output plus terminal of output filter capacitor, and the common port e of secondary winding Ns1, Ns2 links to each other with the other end of filter capacitor and output negative terminal.Wherein diode can and drive with synchronous rectifier and replace.
The structure chart of the 4th kind of integrated magnetic component comprises as shown in Figure 8: former limit winding Np, secondary winding Ns1, Ns2 are around in top E sections core center pillar, and secondary winding Ns1, Ns2 be forward coupling, form a transformer with the I sections core of centre.The c end end of the same name each other of a of former limit winding Np end and secondary winding Ns1 is held different name end each other with the d of secondary winding Ns2.Secondary winding Ns1 and secondary winding Ns2 have common port e.Filter inductance winding NL is around the center pillar of following E sections core, forms an inductance with the I sections core of centre.As seen transformer and inductance have public part I sections core.Only have an air gap on the E sections core center pillar at filter inductance winding NL place, Shang Mian E sections core forms a low reluctance magnetic circuit with the I sections core of centre thus, and following E sections core forms a high reluctance magnetic path with the I sections core of centre.Middle I sections core is the common path in high magnetic resistance loop and low magnetic resistance loop.Iron core is not limited to the EI type.
The structure chart that contains the full-bridge converter of the 4th kind of integrated magnetic component can be referring to Fig. 9, is the full-bridge magnetic integrated converter schematic diagram that adopts the 4th kind of integrated magnetics shown in Figure 8 and full-wave rectifying circuit.It is made up of four parts: input DC power 1, full bridge inverter 2, integrated magnetics 3, secondary rectification and capacitor filter 4.Dc power anode links to each other with the drain electrode of power MOS pipe Q1, Q2, and dc power cathode links to each other with the source electrode of power MOS pipe Q3, Q4.The a end of former limit winding Np links to each other with the source electrode of power MOS pipe Q1 and the drain electrode of power MOS pipe Q3, and the b end of former limit winding Np links to each other with the source electrode of power MOS pipe Q2 and the drain electrode of power MOS pipe Q4.The c end of secondary winding Ns1 links to each other with the anode of diode D1, the d end of secondary winding Ns2 links to each other with the anode of diode D2, diode D1, D2 common cathode and this negative electrode link to each other with the f end of filter inductance winding, the other end g of filter inductance winding links to each other with an end and the output plus terminal of output filter capacitor, and the common port e of secondary winding Ns1, Ns2 links to each other with the other end of filter capacitor and output negative terminal.Wherein diode can and drive with synchronous rectifier and replace.
Describe full-bridge direct current converter above in detail, describe the structure chart of half-bridge DC converter in detail below in conjunction with accompanying drawing, referring to Figure 10, the half-bridge DC converter structurally only is that with the difference of DC full-bridge converter commutation circuit 2 adopts half-bridge structures, adopt two switching tube Q1, Q2 and two dividing potential drop capacitor C 1, C2 constitutes half-bridge structure, the drain electrode of Q1, the end of C1 links to each other with input voltage is anodal, the source electrode of Q2, the end of C2 links to each other with the negative pole of input voltage, the source electrode of Q1, the drain electrode of Q2 links to each other with an end of first siding ring, the other end of C1, the other end of C2 links to each other with the other end of first siding ring, and a periodic like this positive voltage square wave and the negative voltage square wave of providing is to this first siding ring.Full bridge structure and half-bridge structure all provide positive voltage or negative voltage in first time zone for first side winding, provide no-voltage in second time zone for first side winding.
The structure chart of the DC converter that employing half-bridge structure and various integrated magnetics are formed can be referring to Figure 11 to Figure 14, Figure 11 contains first kind of integrated magnetic component DC converter structure chart, form by four parts: input DC power 1, semi-bridge inversion commutation circuit 2, integrated magnetics 3, secondary rectification and capacitor filter 4.Dc power anode links to each other with the drain electrode of power MOS pipe Q1 and an end of dividing potential drop capacitor C 1, and dc power cathode links to each other with the source electrode of power MOS pipe Q2 and an end of dividing potential drop capacitor C 2.The a end of former limit winding Np links to each other with the source electrode of power MOS pipe Q1 and the drain electrode of power MOS pipe Q2, and the b end of former limit winding Np links to each other with the other end of dividing potential drop capacitor C 1 and the other end of dividing potential drop capacitor C 2.The c end of secondary winding Ns1 links to each other with the anode of diode D1, the d end of secondary winding Ns2 links to each other with the anode of diode D2, diode D1, D2 common cathode and this negative electrode link to each other with the f end of filter inductance winding, the other end g of filter inductance winding links to each other with an end and the output plus terminal of output filter capacitor, and the common port e of secondary winding Ns1, Ns2 links to each other with the other end of filter capacitor and output negative terminal.Wherein diode can and drive with synchronous rectifier and replace.
Figure 12 is second kind of integrated magnetics and half-bridge magnetic integrated converter schematic diagram.Dc power anode links to each other with the drain electrode of power MOS pipe Q1 and an end of dividing potential drop capacitor C 1, and dc power cathode links to each other with the source electrode of power MOS pipe Q2 and an end of dividing potential drop capacitor C 2.The a end of former limit winding Np links to each other with the source electrode of power MOS pipe Q1 and the drain electrode of power MOS pipe Q2, and the b end of former limit winding Np links to each other with the other end of dividing potential drop capacitor C 1 and the other end of dividing potential drop capacitor C 2.The c end of secondary winding Ns1 links to each other with the anode of diode D1, the d end of secondary winding Ns2 links to each other with the anode of diode D2, diode D1, D2 common cathode and this negative electrode link to each other with the f end of filter inductance winding, the other end g of filter inductance winding links to each other with an end and the output plus terminal of output filter capacitor, and the common port e of secondary winding Ns1, Ns2 links to each other with the other end of filter capacitor and output negative terminal.Wherein diode can and drive with synchronous rectifier and replace.
Figure 13 is the third integrated magnetics and half-bridge magnetic integrated converter schematic diagram.Dc power anode links to each other with the drain electrode of power MOS pipe Q1 and an end of dividing potential drop capacitor C 1, and dc power cathode links to each other with the source electrode of power MOS pipe Q2 and an end of dividing potential drop capacitor C 2.The a end of former limit winding Np links to each other with the source electrode of power MOS pipe Q1 and the drain electrode of power MOS pipe Q2, and the b end of former limit winding Np links to each other with the other end of dividing potential drop capacitor C 1 and the other end of dividing potential drop capacitor C 2.The c end of secondary winding Ns1 links to each other with the anode of diode D1, the d end of secondary winding Ns2 links to each other with the anode of diode D2, diode D1, D2 common cathode and this negative electrode link to each other with the f end of filter inductance winding, the other end g of filter inductance winding links to each other with an end and the output plus terminal of output filter capacitor, and the common port e of secondary winding Ns1, Ns2 links to each other with the other end of filter capacitor and output negative terminal.Wherein diode can and drive with synchronous rectifier and replace.
Figure 14 is the 4th kind of integrated magnetics and half-bridge magnetic integrated converter schematic diagram.Dc power anode links to each other with the drain electrode of power MOS pipe Q1 and an end of dividing potential drop capacitor C 1, and dc power cathode links to each other with the source electrode of power MOS pipe Q2 and an end of dividing potential drop capacitor C 2.The a end of former limit winding Np links to each other with the source electrode of power MOS pipe Q1 and the drain electrode of power MOS pipe Q2, and the b end of former limit winding Np links to each other with the other end of dividing potential drop capacitor C 1 and the other end of dividing potential drop capacitor C 2.The c end of secondary winding Ns1 links to each other with the anode of diode D1, the d end of secondary winding Ns2 links to each other with the anode of diode D2, diode D1, D2 common cathode and this negative electrode link to each other with the f end of filter inductance winding, the other end g of filter inductance winding links to each other with an end and the output plus terminal of output filter capacitor, and the common port e of secondary winding Ns1, Ns2 links to each other with the other end of filter capacitor and output negative terminal.Wherein diode can and drive with synchronous rectifier and replace.
DC converter in the utility model realizes transformer and inductance on same iron core, magnetic spare volume is less, and weight is light, the also corresponding reduction of loss, and can effectively reduce production cost.
For the converter of being set forth among each embodiment of the utility model, all within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection range of the present utility model.
Claims (8)
1, a kind of DC converter of integrated magnetic component is characterized in that, comprising:
Connect the commutation circuit of direct current input, generation periodic voltage, described commutation circuit connects integrated magnetic component, and described integrated magnetic component connects rectification, filter circuit and direct current output;
Described integrated magnetic component comprises: two E sections cores that opening is relative, the coil on iron core forms transformer and inductance.
2, the DC converter of integrated magnetic component according to claim 1 is characterized in that, described coil winding forms transformer, coiling inductance on the newel of one of them E sections core on two E sections core mixed lateral columns.
3, the DC converter of integrated magnetic component according to claim 1 is characterized in that, described coil winding forms transformer on two E sections core newels, coiling inductance on two mixed lateral columns of one of them E sections core.
4, the DC converter of integrated magnetic component according to claim 1 is characterized in that, described coil winding forms transformer on the mixed lateral column of the same side of two E sections cores, coiling inductance on the mixed lateral column of one of them E sections core.
5, the DC converter of integrated magnetic component according to claim 1 is characterized in that, also has I sections core in the middle of two E sections cores, and described coil winding forms transformer on the newel of an E sections core; Coiling inductance on the newel of another E sections core.
6, the DC converter of integrated magnetic component according to claim 1 is characterized in that, described commutation circuit is full bridge structure or half-bridge structure.
7, the DC converter of integrated magnetic component according to claim 6 is characterized in that, when described commutation circuit is full bridge structure, adopts four switching tube Q1, Q2, Q3, Q4 to constitute full bridge structure;
Described commutation circuit connects integrated magnetic component: the drain electrode of Q1, Q2 links to each other with input voltage is anodal, the source electrode of Q3, Q4 links to each other with the input voltage negative pole of direct current input, the source electrode of Q1 links to each other with an end of the drain electrode of Q3 and transformer first siding ring, and the source electrode of Q2 links to each other with the other end of the drain electrode of Q4 and first siding ring.
8, the DC converter of integrated magnetic component according to claim 6 is characterized in that, when described commutation circuit is half-bridge structure, adopts two switching tube Q1, Q2 and two dividing potential drop capacitor C 1, C2 to constitute half-bridge structure;
Described commutation circuit connects integrated magnetic component: the end of the drain electrode of Q1, C1 links to each other with input voltage is anodal, the end of the source electrode of Q2, C2 links to each other with the negative pole of direct current input input voltage, the source electrode of Q1, the drain electrode of Q2 link to each other with an end of the first siding ring of transformer, and the other end of C1, the other end of C2 link to each other with the other end of first siding ring.
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| CNU2008201231060U CN201266888Y (en) | 2008-10-15 | 2008-10-15 | DC converter integrated with magnetic component |
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| CNU2008201231060U CN201266888Y (en) | 2008-10-15 | 2008-10-15 | DC converter integrated with magnetic component |
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Cited By (10)
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| CN102769984A (en) * | 2012-07-19 | 2012-11-07 | 北京源点新智科技有限公司 | Magnetic integrated transformer for high-frequency high-pressure sodium lamp electronic ballast and ballast |
| CN103762846A (en) * | 2014-01-27 | 2014-04-30 | 陶顺祝 | Magnetic integrated resonant converter |
| US8929103B2 (en) | 2011-03-23 | 2015-01-06 | Pai Capital Llc | Integrated magnetics with isolated drive circuit |
| CN104701000A (en) * | 2013-12-04 | 2015-06-10 | 台达电子企业管理（上海）有限公司 | Integrated magnetic component and full-wave rectification converter applying same |
| CN105575626A (en) * | 2011-06-30 | 2016-05-11 | 美国亚德诺半导体公司 | Isolated power converter with magnetics on chip |
| CN106787905A (en) * | 2016-12-13 | 2017-05-31 | 上海电机学院 | Based on double smoothing inductance and the integrated full-bridge inverter of the magnetic part of transformer three |
| CN106936320A (en) * | 2017-05-11 | 2017-07-07 | 辽宁工程技术大学 | A kind of crisscross parallel magnetic integrated bi-directional full-bridge LLC resonant converter |
| CN110649813A (en) * | 2019-09-09 | 2020-01-03 | 浙江大学 | Isolated integrated three-port bidirectional DCDC converter |
| CN110957919A (en) * | 2019-11-14 | 2020-04-03 | 北京新雷能科技股份有限公司 | Half-bridge magnetic integrated drive circuit and DC/DC power supply |
| WO2022040925A1 (en) * | 2020-08-25 | 2022-03-03 | Telefonaktiebolaget Lm Ericsson (Publ) | Magnetic apparatus, and voltage converter including the same |
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- 2008-10-15 CN CNU2008201231060U patent/CN201266888Y/en not_active Expired - Lifetime
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8929103B2 (en) | 2011-03-23 | 2015-01-06 | Pai Capital Llc | Integrated magnetics with isolated drive circuit |
| CN105575626A (en) * | 2011-06-30 | 2016-05-11 | 美国亚德诺半导体公司 | Isolated power converter with magnetics on chip |
| CN102769984A (en) * | 2012-07-19 | 2012-11-07 | 北京源点新智科技有限公司 | Magnetic integrated transformer for high-frequency high-pressure sodium lamp electronic ballast and ballast |
| CN104701000A (en) * | 2013-12-04 | 2015-06-10 | 台达电子企业管理（上海）有限公司 | Integrated magnetic component and full-wave rectification converter applying same |
| US9667151B2 (en) | 2013-12-04 | 2017-05-30 | Delta Electronics (Shanghai) Co., Ltd. | Integrated magnetic component and converter using the same |
| CN103762846A (en) * | 2014-01-27 | 2014-04-30 | 陶顺祝 | Magnetic integrated resonant converter |
| CN106787905A (en) * | 2016-12-13 | 2017-05-31 | 上海电机学院 | Based on double smoothing inductance and the integrated full-bridge inverter of the magnetic part of transformer three |
| CN106936320A (en) * | 2017-05-11 | 2017-07-07 | 辽宁工程技术大学 | A kind of crisscross parallel magnetic integrated bi-directional full-bridge LLC resonant converter |
| CN106936320B (en) * | 2017-05-11 | 2024-04-26 | 辽宁工程技术大学 | Interleaved parallel magnetic integrated bidirectional full-bridge LLC resonant converter |
| CN110649813A (en) * | 2019-09-09 | 2020-01-03 | 浙江大学 | Isolated integrated three-port bidirectional DCDC converter |
| CN110957919A (en) * | 2019-11-14 | 2020-04-03 | 北京新雷能科技股份有限公司 | Half-bridge magnetic integrated drive circuit and DC/DC power supply |
| WO2022040925A1 (en) * | 2020-08-25 | 2022-03-03 | Telefonaktiebolaget Lm Ericsson (Publ) | Magnetic apparatus, and voltage converter including the same |
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Address after: 100096 Beijing city Xisanqi xinleineng road building Co-patentee after: Shenzhen Suplet Hybrid Integrated Circuit Co., Ltd. Patentee after: Beijing Suplet Co., Ltd. Address before: 100096 Beijing city Xisanqi xinleineng road building Co-patentee before: Shenzhen Suplet Hybrid Integrated Circuit Co., Ltd. Patentee before: Beijing Xinleineng Co., Ltd. |
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