CN107316737A - A kind of chip type network transformer component - Google Patents
A kind of chip type network transformer component Download PDFInfo
- Publication number
- CN107316737A CN107316737A CN201710678441.0A CN201710678441A CN107316737A CN 107316737 A CN107316737 A CN 107316737A CN 201710678441 A CN201710678441 A CN 201710678441A CN 107316737 A CN107316737 A CN 107316737A
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- magnetic core
- pad
- wire
- pads
- coiling
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- 239000004020 conductor Substances 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims abstract description 7
- 239000000853 adhesive Substances 0.000 claims abstract description 6
- 230000001070 adhesive effect Effects 0.000 claims abstract description 6
- 238000004804 winding Methods 0.000 claims abstract description 5
- 239000011162 core material Substances 0.000 claims description 67
- 238000003466 welding Methods 0.000 claims description 11
- 239000000696 magnetic material Substances 0.000 claims description 6
- QELJHCBNGDEXLD-UHFFFAOYSA-N nickel zinc Chemical compound [Ni].[Zn] QELJHCBNGDEXLD-UHFFFAOYSA-N 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 238000013461 design Methods 0.000 abstract description 4
- 238000012797 qualification Methods 0.000 abstract description 3
- 238000010923 batch production Methods 0.000 abstract description 2
- 238000002955 isolation Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 230000001808 coupling effect Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
- H01F27/26—Fastening parts of the core together; Fastening or mounting the core on casing or support
- H01F27/263—Fastening parts of the core together
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2823—Wires
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
- H01F27/292—Surface mounted devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
- H01F27/306—Fastening or mounting coils or windings on core, casing or other support
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Coils Or Transformers For Communication (AREA)
Abstract
The invention discloses a kind of chip type network transformer component, include magnetic conductor and coil block, the magnetic conductor includes the first magnetic core and the second magnetic core, second magnetic core is fixed by adhesive and is bonded on the first magnetic core, coil block includes a two-wire current coiling and a single line electric current coiling, it is wound in jointly in the second magnetic core with the coiling of single line electric current after two-wire current coiling is mutually twisted together, the two ends wire of two-wire current coiling and single line electric current coiling is respectively welded in the two sides of the second magnetic core, it is used for the pad of paster pad position provided with six on the second magnetic core, weld to form electrode tip by the two ends wire of pad and coil block.Using chip type network transformer component of the present invention, by improving the shape design of network transformer, coil method and wire winding, improve it and produce simplification, convenience, by batch production, reduce production cost, production efficiency is improved, while improving the qualification rate of product.
Description
Technical field
The present invention relates to network transformer technical field, a kind of specifically chip type network transformer component.
Background technology
With the continuous progress and the fast development of information industry of science and technology, extensive, super large-scale integration turns into hair
The main flow and trend of exhibition, therefore, to the requirement of component that uses thereon also more and more higher, network transformer primarily serves letter
Number coupling, DC-isolation, impedance matching, high_voltage isolation, the effect such as common mode inhibition, complete the transmission of primary and secondary signal, DC-isolation,
Impedance matching and the high voltage protection of primary and secondary, realize that common-mode signal suppresses.Seen in network transformer principle and generally comprise two parts
It is composed in series, Part I is main transformer, realizes the functions such as transmission/DC-isolation/impedance matching of signal；Part II is
Common mode inductance, realizes the suppression of common-mode signal；Network transformer is mainly used in router, modem, and the IT such as computer is set
It is standby.
Network transformer module is indispensable part in network interface card circuit, and its basic component units mainly becomes comprising isolation
Depressor, common-mode filter, centre tap electric capacity and auto-transformer, existing network transformer, in order to reach higher magnetic
Coupling effect, reduces leakage field, so as to improve the purpose of communication bandwidth, general to use magnet ring as core body, magnet ring structure can
To realize higher signal bandwidth, but magnet ring structure belongs to closing structure, itself is unfavorable for realizing the wire winding of automation,
Especially for the less magnetic core of magnetic ring inner hole, the magnetic core of conventional torus network transformer is generally T3.43*1.78*
Using artificial manual threading, substantial amounts of human cost, and group largely are needed using hand wound for 2.06mm or so, current industry
Very loaded down with trivial details process is also required to during dress to be completed, and not only production efficiency is low, and product quality is uneven, and product is electrically special
Sexual deviation is also very big.As can be seen here, batch production is unfavorable for using the existing mode of production, not only production efficiency is low, also makes
Into the significant wastage of human resources, and it is unstable due to characteristic, and the application to client will also result in certain puzzlement.
The content of the invention
For problem present in background technology, it can be produced in batches it is an object of the invention to provide one kind, can be effective
The manufacturing cost of inductor is reduced, its is simple in construction, reasonable in design, specifically a kind of chip type network transformer component.
In order to solve the above technical problems, the technical solution adopted in the present invention is：A kind of chip type network transformer component,
Include magnetic conductor and coil block, the magnetic conductor includes the first magnetic core and the second magnetic core, and second magnetic core passes through viscous
Mixture is fixed and is bonded on the first magnetic core, and the coil block includes a two-wire current coiling and a single line electric current coiling,
Two-wire current coiling is wound in the second magnetic core with the coiling of single line electric current jointly after mutually twisting together, two-wire current coiling and
The two ends wire of single line electric current coiling is respectively welded in the two sides of the second magnetic core, and six use are provided with second magnetic core
Pad in paster pad position, welds to form electrode tip by the two ends wire of the pad and coil block.
Further, described a kind of chip type network transformer component, wherein first magnetic core is U-shaped magnetic core,
Its core material is MnZn magnetic material, and the second magnetic core is I font magnetic cores, and its core material is nickel zinc magnetic material, the line
Coil assembly uses QPN180 enamel-covered wires.
Further, described a kind of chip type network transformer component, wherein the top surface of the I fonts magnetic core is to passing through
Adhesive fixes the U-shaped face for being bonded in U-shaped magnetic core, gap is provided between the bottom surface of U-shaped magnetic core and coil block, in I words
The bottom surface both sides of shape magnetic core are respectively equipped with three pads, the two ends wire of two-wire current coiling and single line electric current coiling respectively with institute
Stating the pad positions of six pads, mutually welding forms electrode tip.
Further, described a kind of chip type network transformer component, wherein in the I fonts magnetic core bottom surface side institute
Three pads being provided with are respectively the first signal input pad, center signal input pad and secondary signal input pad, another
Three pads that side is provided with are respectively the first signal output pad, center signal o pads and secondary signal output weldering
Disk；One end wire of the two-wire current coiling respectively with the first signal input pad and the pad of secondary signal input pad
Mutually welding forms input electrode end for position, and other end wire is respectively correspondingly exported with the first signal output pad and secondary signal
Mutually welding forms output electrode end for the pad position of pad, and one end wire of the single line electric current coiling is inputted with center signal to be welded
Mutually welding forms input center electrode tip for the pad position of disk, the pad phase of other end wire and signal center o pads
Welding forms output center electrode tip, wherein the center signal input pad is located at the first signal input pad and secondary signal
Between input pad, the center signal o pads are located between the first signal output pad and secondary signal o pads.
Further, described a kind of chip type network transformer component, wherein the coil block passes through individual layer coiling
Mode is wound in the second magnetic core, is often wound with one circuit, and two-wire current coiling intersects stranded once or more.
Using a kind of chip type network transformer component of the present invention, compared with prior art, its effective effect exists
In：It is novel in design with simple in construction, by improving the shape and structure of network transformer, coil method and wire winding, improve
Production simplification, the convenience of inductor, can not only solve tradition and become that manual coiling efficiency is low and the big predicament of manpower demand,
And the problem of solve product inconsistency and poor stability that traditional structure is caused due to handwork, by using I words
Shape and U-shaped magnetic core, are welded with for coiling, being provided with six on I font magnetic cores and be used for paster using QPN180 enamel-covered wire
The pad of point position, carries out positioning welding by automatic spot mode and produces chip network transformer uni-body components, is easy to production
Manufacture, is implemented the processing of whole-process automatic transformer by full automatic special equipment, is produced in batches, and then is reduced and be produced into
This, improves production efficiency, while improving the qualification rate of product, its electrical parameter can also meet IEEE802.3 requirement,
Also network transformer is enabled to play the buffer action for having 1.5KV for chip.
Brief description of the drawings
The present invention is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation one of the present invention；
Fig. 2 is the structural representation two of the present invention；
Fig. 3 is the structural representation of the second magnetic core in the present invention.
Shown in figure：1- magnetic conductors, the magnetic cores of 11- first, the magnetic cores of 12- second, 2- coil blocks, the coiling of 21- two-wire currents,
The coiling of 22- single line electric currents, 3- pads, the first signals of 31- input pad, 32- center signals input pad, 33- secondary signals are defeated
Enter pad, the first signal outputs of 34- pad, 35- center signals o pads, 36- secondary signal o pads.
Embodiment
For further illustrate the present invention inventive concept, below with reference to accompanying drawing to the present invention embodiment make into
One step explanation：
As shown in Figure 1 to Figure 3, a kind of chip type network transformer component of the present invention, includes magnetic conductor 1 and coil group
Part 2, the magnetic conductor includes the first magnetic core 11 and the second magnetic core 12, and second magnetic core 12 is fixed by adhesive and is bonded in
On first magnetic core 11, the coil block 2 includes a two-wire current coiling 21 and a single line electric current coiling 22, two-wire current
Coiling 21 is wound in the second magnetic core 12 with single line electric current coiling 22 jointly after mutually twisting together, two-wire current coiling 21 and
The two ends wire of single line electric current coiling 22 is respectively welded in the two sides of the second magnetic core 12, is provided with second magnetic core 12
Six are used for the pad 3 of paster pad position, weld to form electrode tip by the two ends wire of the pad 3 and coil block.
Further, described a kind of chip type network transformer component, wherein first magnetic core 11 is U-shaped magnetic
Core, its core material is MnZn magnetic material, and the second magnetic core 12 is I font magnetic cores, and its core material is nickel zinc magnetic material, institute
State coil block 2 and use QPN180 enamel-covered wires.
Further, described a kind of chip type network transformer component, wherein the top surface of the I fonts magnetic core is to passing through
Adhesive fixes the U-shaped face for being bonded in U-shaped magnetic core, gap is provided between the bottom surface of U-shaped magnetic core and coil block, in I words
The bottom surface both sides of shape magnetic core are respectively equipped with the two ends wire point of three pads 3, two-wire current coiling 21 and single line electric current coiling 22
Do not welded mutually with the pad position of six pads 3 and form electrode tip.
Further, described a kind of chip type network transformer component, wherein in the I fonts magnetic core bottom surface side institute
Three pads 3 being provided with are respectively the first signal input pad 31, center signal input pad 32 and secondary signal input pad
33, three pads 3 that opposite side is provided with are respectively the first signal output pad 34, center signal o pads 35 and second
Signal output pad 36；One end wire of the two-wire current coiling 21 respectively with the first signal input pad 31 and secondary signal
Mutually welding forms input electrode end for the pad position of input pad 33, and other end wire is respectively correspondingly welded with the first signal output
Mutually welding forms output electrode end for the pad position of disk 34 and secondary signal o pads 36, the single line electric current coiling 22
The pad position of one end wire and center signal input pad 32, which is mutually welded, forms input center electrode tip, other end wire and letter
Mutually welding forms output center electrode tip for the pad position of number center o pads 35, wherein the center signal input pad 32
Between the first signal input pad 31 and secondary signal input pad 33, the center signal o pads 35 are located at first
Between signal output pad 34 and secondary signal o pads 36.
Further, described a kind of chip type network transformer component, wherein the coil block 2 passes through individual layer coiling
Mode is wound in the second magnetic core 12, is often wound with one circuit, and two-wire current coiling 21 intersects stranded once or more.
In actual application, the stranded number of times that intersects of two-wire current coiling 21 can be adjusted according to actual conditions.
In actual application, using a kind of chip type network transformer component of the present invention, with structure letter
It is single, it is novel in design, by improving the shape and structure of common-mode inductor, coil method and wire winding, improve the production of inductor
Simplification, convenience, can not only solve tradition and become that manual coiling efficiency is low and the big predicament of manpower demand, and solve biography
The problem of product inconsistency and poor stability that system structure is caused due to handwork, by using I fonts and U-shaped magnetic
Core, is used for the pad of paster pad position using QPN180 enamel-covered wire with for coiling, being provided with six on I font magnetic cores,
Positioning welding is carried out by automatic spot mode and produces chip network transformer uni-body components, is easy to manufacture, by it is complete from
Dynamic special equipment is processed to implement whole-process automatic transformer, is produced in batches, and then reduces production cost, improves life
Efficiency is produced, while improving the qualification rate of product, its electrical parameter can also meet IEEE802.3 requirement, also cause network
Transformer can play the buffer action for having 1.5KV for chip.
Protection scope of the present invention is not limited only to the technical scheme disclosed in embodiment, the foregoing is only this hair
Bright better embodiment, is not intended to limit the present invention, all any trickle amendments made according to technical scheme, equivalent
Replace and improve, should be included within the protection domain of technical solution of the present invention.
Claims (5)
1. a kind of chip type network transformer component, it is characterised in that：Include magnetic conductor (1) and coil block (2), it is described to lead
Magnet includes the first magnetic core (11) and the second magnetic core (12), and second magnetic core (12) is fixed by adhesive and is bonded in first
On magnetic core (11), the coil block (2) includes a two-wire current coiling (21) and a single line electric current coiling (22), two-wire
It is wound in jointly in the second magnetic core (12) with single line electric current coiling (22) after electric current coiling (21) is mutually twisted together, two-wire electricity
Stream coiling (21) and the two ends wire of single line electric current coiling (22) are respectively welded in the two sides of the second magnetic core (12), described the
Six are provided with two magnetic cores (12) is used for the pad (3) of paster pad position, passes through the pad (3) and the two of coil block
End wire welds to form electrode tip.
2. a kind of chip type network transformer component according to claim 1, it is characterised in that：First magnetic core (11)
For U-shaped magnetic core, its core material is MnZn magnetic material, and the second magnetic core (12) is I font magnetic cores, and its core material is nickel zinc
Magnetic material, the coil block (2) uses QPN180 enamel-covered wires.
3. a kind of chip type network transformer component according to claim 2, it is characterised in that：The I fonts magnetic core
Top surface is bonded in the U-shaped face of U-shaped magnetic core to being fixed by adhesive, is provided between the bottom surface of U-shaped magnetic core and coil block
Gap, three pads (3), two-wire current coiling (21) and single line electric current coiling are respectively equipped with the bottom surface both sides of I font magnetic cores
(22) two ends wire mutually welds with the pad position of six pads (3) form electrode tip respectively.
4. a kind of chip type network transformer component according to claim 3, it is characterised in that：In the I fonts magnetic core
Three pads (3) that bottom surface side is provided be respectively the first signal input pad (31), center signal input pad (32) and
Secondary signal input pad (33), three pads (3) that opposite side is provided with are respectively the first signal output pad (34), center
Signal output pad (35) and secondary signal o pads (36)；One end wire of the two-wire current coiling (21) respectively with
First signal input pad (31) mutually welds with the pad position of secondary signal input pad (33) and forms input electrode end, another
End wire is respectively correspondingly mutually welded with the pad position of the first signal output pad (34) and secondary signal o pads (36)
Connect to form output electrode end, one end wire of the single line electric current coiling (22) and the pad of center signal input pad (32)
Mutually welding forms input center electrode tip for position, and shape is mutually welded in the pad position of other end wire and signal center's o pads (35)
Into output center electrode tip, wherein the center signal input pad (32) is located at the first signal input pad (31) and the second letter
Between number input pad (33), the center signal o pads (35) are located at the first signal output pad (34) and secondary signal
Between o pads (36).
5. a kind of chip type network transformer component according to claim 1, it is characterised in that：The coil block (2)
It is wound in the second magnetic core (12), is often wound with one circuit by individual layer winding method, two-wire current coiling (21) intersects stranded
Once or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710678441.0A CN107316737A (en) | 2017-08-10 | 2017-08-10 | A kind of chip type network transformer component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710678441.0A CN107316737A (en) | 2017-08-10 | 2017-08-10 | A kind of chip type network transformer component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107316737A true CN107316737A (en) | 2017-11-03 |
Family
ID=60175196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710678441.0A Pending CN107316737A (en) | 2017-08-10 | 2017-08-10 | A kind of chip type network transformer component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107316737A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109346288A (en) * | 2018-11-21 | 2019-02-15 | 广州金升阳科技有限公司 | A kind of chip magnetic core and the chip transformer using the magnetic core |
| CN114551377A (en) * | 2022-04-24 | 2022-05-27 | 杭州飞仕得科技有限公司 | IGBT (insulated Gate Bipolar transistor) driving packaging structure and manufacturing method |
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|---|---|---|---|---|
| JP2008034777A (en) * | 2006-07-31 | 2008-02-14 | Taiyo Yuden Co Ltd | Common mode choke coil |
| JP2010093183A (en) * | 2008-10-10 | 2010-04-22 | Tdk Corp | Balun transformer |
| JP2011146732A (en) * | 2008-02-29 | 2011-07-28 | Tdk Corp | Balun transformer |
| US20110279209A1 (en) * | 2010-05-14 | 2011-11-17 | Schoessow Michael J | High-impedance dc-isolating transmission line transformers |
| CN104979072A (en) * | 2014-04-03 | 2015-10-14 | Tdk株式会社 | Coil component |
| CN207009253U (en) * | 2017-08-10 | 2018-02-13 | 安顺市成威科技有限公司 | A kind of chip type network transformer component |
-
2017
- 2017-08-10 CN CN201710678441.0A patent/CN107316737A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008034777A (en) * | 2006-07-31 | 2008-02-14 | Taiyo Yuden Co Ltd | Common mode choke coil |
| JP2011146732A (en) * | 2008-02-29 | 2011-07-28 | Tdk Corp | Balun transformer |
| JP2010093183A (en) * | 2008-10-10 | 2010-04-22 | Tdk Corp | Balun transformer |
| US20110279209A1 (en) * | 2010-05-14 | 2011-11-17 | Schoessow Michael J | High-impedance dc-isolating transmission line transformers |
| CN104979072A (en) * | 2014-04-03 | 2015-10-14 | Tdk株式会社 | Coil component |
| CN207009253U (en) * | 2017-08-10 | 2018-02-13 | 安顺市成威科技有限公司 | A kind of chip type network transformer component |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109346288A (en) * | 2018-11-21 | 2019-02-15 | 广州金升阳科技有限公司 | A kind of chip magnetic core and the chip transformer using the magnetic core |
| CN114551377A (en) * | 2022-04-24 | 2022-05-27 | 杭州飞仕得科技有限公司 | IGBT (insulated Gate Bipolar transistor) driving packaging structure and manufacturing method |
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Application publication date: 20171103 |