CN205723097U - A kind of Novel chip inductor - Google Patents
A kind of Novel chip inductor Download PDFInfo
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- CN205723097U CN205723097U CN201620427622.7U CN201620427622U CN205723097U CN 205723097 U CN205723097 U CN 205723097U CN 201620427622 U CN201620427622 U CN 201620427622U CN 205723097 U CN205723097 U CN 205723097U
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- chip inductor
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Abstract
This utility model discloses a kind of Novel chip inductor, it includes the magnetic posts being made by nickel-zinc-ferrite material, the lattice coil being wound on described magnetic posts appearance, connects the electrode terminal of described lattice coil two end connector, be positioned at the magnetic conduction sheet of described magnetic posts upper and lower side and be positioned at the fin of described magnetic conduction sheet outer surface, described electrode terminal and described fin are around forming the first cavity, being filled with by the magnetic flux body of high magnetic flux Magnaglo die casting in described first cavity, the diameter of described magnetic posts changes in hyperbolic-type from top to bottom.This utility model electromagnetic intensity is big, be evenly distributed, magnetic circuit density is big, it is possible to bear bigger load duty；Can keep stable inductance value and less loss in high frequency, magnetic energy amount of storage is big and good heat dissipation effect.
Description
[technical field]
This utility model belongs to inductor design technical field, particularly relates to a kind of Novel chip inductor.
[background technology]
Novel chip inductor (Chip inductors), is also called power inductance, heavy-current inductor and table
Face attachment high power inductance, has the characteristics such as miniaturization, high-quality, high energy storage and low resistance.
Novel patch inductor mainly has four types, i.e. winding-type, lamination-type, Weaving type and thin film chip
Inducer.Conventional is Wound-rotor type and laminated type two types.The former is that tradition winding inductor is small-sized
The product changed；The latter then uses multi-sheet printed technology and lamination production technology to make, volume ratio winding-type
Chip inductor is also little, is the product of inductance element field focus development.General Novel chip inductor
Inductance in device is air core coil or the coil with magnetic core, can only be born relatively by less electric current
Low voltage.Along with developing rapidly of electronics and information industry, the frequency requirement of information transmission, performance are steady
Qualitative requirement improves constantly, and the inner chamber overwhelming majority that the coil in inducer of the prior art is formed is
It is vertical, in actual use, easily causes inductance skewness, and in inducer corner
Electromagnetic intensity is relatively low, it is impossible to bear load duty.
Therefore, it is necessary to provide a kind of new Novel chip inductor to solve the problems referred to above.
[utility model content]
Main purpose of the present utility model is to provide a kind of Novel chip inductor, electromagnetic intensity is big,
Be evenly distributed, magnetic circuit density big, it is possible to bear bigger load duty.
This utility model is achieved through the following technical solutions above-mentioned purpose: a kind of Novel chip inductor, its
Including the magnetic posts being made by nickel-zinc-ferrite material, many layer lines of being wound on described magnetic posts appearance
Enclose, connect the electrode terminal of described lattice coil two end connector, be positioned at leading of described magnetic posts upper and lower side
Magnetic sheet and be positioned at the fin of described magnetic conduction sheet outer surface, described electrode terminal encloses with described fin
Around forming the first cavity, it is filled with in described first cavity by the magnetic of high magnetic flux Magnaglo die casting
Entire body, the diameter of described magnetic posts changes in hyperbolic-type from top to bottom.
Further, the insulator of isolation it is provided with between described fin and described electrode terminal.
Further, described magnetic posts and described lattice coil are housed in described first cavity.
Further, described magnetic conduction sheet is embedded in the upper and lower surface of described magnetic flux body.
Further, described fin all contacts with described magnetic flux surface, described magnetic conduction sheet surface.
Further, described motor terminal be wrapped in described magnetic flux body side surface and with described magnetic flux body
Upper and lower surface has contact.
Further, described lattice coil is connected with described electrode terminal by two pins.
Compared with prior art, the having the beneficial effects that of a kind of Novel chip inductor of this utility model: electricity
Magnetic induction is big, be evenly distributed, magnetic circuit density is big, it is possible to bear bigger load duty；At height
Frequency is lower can keep stable inductance value and less loss, and magnetic energy amount of storage is big and good heat dissipation effect.
Concrete,
1) by arranging nickel-zinc ferrite magnetic posts in the middle of lattice coil, upper and lower magnetic conduction sheet is connected to
Together, improve the stability of the inductance value that Novel chip inductor is possessed in high frequency, keep relatively simultaneously
Low loss；
2) magnetic posts being arranged to centre thin, two coarse-texture, its diameter is from top to bottom in hyperbolic
Line style changes, and has filled up the magnetic field of magnetic flux body corner, has added magnetic circuit density, and magnetic field is divided
Cloth is uniform, it is possible to bear load duty；
3) electrode terminal and fin are arranged to hollow, are internally formed the first cavity, and the
It is filled with in one cavity by the magnetic flux body of high magnetic flux powder die-casting, utilizes the storage of high magnetic flux powder
The big characteristic of energy, improves the magnetic energy storage capacity of Novel chip inductor；
4) embedded for magnetic conduction sheet is arranged in magnetic flux body, increases contacting of magnetic conduction sheet and magnetic flux body
Area, improves the magnetic conduction efficiency of magnetic conduction sheet；
5) by arranging fin outside magnetic conduction sheet, fin is contacted with magnetic flux surface simultaneously,
Solve the problem that Novel chip inductor affects electromagnetic performance because of self-heating.
[accompanying drawing explanation]
Fig. 1 is the structural representation of this utility model embodiment；
In figure, numeral represents:
100 Novel chip inductors；1 lattice coil, 11 pins；2 electrode terminals；3 magnetic posts；4 magnetic conductions
Sheet；5 fin；6 magnetic flux bodies；7 insulators.
[detailed description of the invention]
Embodiment:
Refer to Fig. 1, the present embodiment is Novel chip inductor 100, and it includes by nickel-zinc-ferrite material
The magnetic posts 3 being made, the lattice coil 1 being wound on magnetic posts 3 appearance, connection lattice coil 1 two ends
The electrode terminal 2 of joint, it is positioned at the magnetic conduction sheet 4 of magnetic posts 3 upper and lower side and is positioned at magnetic conduction sheet 4 outer surface
Fin 5.
Electrode terminal 2 and fin 5, around forming the first cavity (not indicating in figure), are filled out in the first cavity
It is filled with by the magnetic flux body 6 of high magnetic flux Magnaglo die casting.Arrange between fin 5 and electrode terminal 2
There is the insulator 7 of both isolation.Magnetic conduction sheet 4 is embedded in the upper and lower surface of magnetic flux body 6.Fin 5 and magnetic
Entire body 6 surface and magnetic conduction sheet 4 surface contact.The cross section of motor terminal 2 is C-shaped, is wrapped in magnetic flux
The side surface of body 6, and contact with magnetic flux body 6 upper and lower surface.The diameter of magnetic posts 3 is certainly
Upper and under change in hyperbolic-type
Magnetic flux body 6 uses high magnetic flux Magnaglo die casting to form, and the direct current with excellence folds characteristic, saturated
Magnetic density is up to 15000G, and has relatively low loss, and energy storage is big, thus it is new to improve the present embodiment
The magnetic energy storage capacity of type chip inductor.
Magnetic posts 3 is to be made by nickel-zinc-ferrite material.Nickel-zinc ferrite have high frequency, wideband,
High impedance, low-loss feature are that high-frequency range (1-100MHz) is interior applies relatively wide, excellent performance
Soft magnetic ferrite.Lattice coil 1 is connected with electrode terminal 2 by two pins 11.Electrode terminal 2
Formed by sheet metal bending.
Having the beneficial effects that of the present embodiment Novel chip inductor 100: electromagnetic intensity is big, distribution is equal
Even, magnetic circuit density is big, it is possible to bear bigger load duty；Stable electricity can be kept in high frequency
Sensibility reciprocal and less loss, magnetic energy amount of storage is big and good heat dissipation effect.Concrete, by many layer lines
In the middle of circle 2, nickel-zinc ferrite magnetic posts 3 is set, upper and lower magnetic conduction sheet 4 is linked together, improves this reality
Execute the stability of the inductance value that example Novel chip inductor 100 is possessed in high frequency, keep relatively low damage simultaneously
Consumption；Magnetic posts 3 being arranged to middle thin, two coarse-texture, its diameter is from top to bottom in hyperbola
Type changes, and has filled up the magnetic field of magnetic flux body 7 corner, has added magnetic circuit density, and make Distribution of Magnetic Field
Uniformly, it is possible to bear load duty；Electrode terminal 2 and fin 5 are arranged to hollow and internal shape
Become to have the first cavity, and be filled with by the magnetic flux body 6 of high magnetic flux powder die-casting in the first cavity,
Utilizing the big characteristic of energy storage of high magnetic flux powder, the magnetic energy that improve the present embodiment Novel chip inductor 100 is deposited
Energy storage power；Embedded for magnetic conduction sheet 4 is arranged in magnetic flux body 6, increases magnetic conduction sheet 4 and magnetic flux body 6
Contact area, improve the magnetic conduction efficiency of magnetic conduction sheet 4；By arranging fin 5 outside magnetic conduction sheet 4,
Fin 5 is contacted with magnetic flux body 6 surface simultaneously, solve Novel chip inductor 100 because of self-heating
The problem affecting electromagnetic performance.
Above-described is only embodiments more of the present utility model.Ordinary skill for this area
For personnel, on the premise of creating design without departing from this utility model, it is also possible to make some deformation
And improvement, these broadly fall into protection domain of the present utility model.
Claims (7)
1. a Novel chip inductor, it is characterized in that: it includes the magnetic posts being made by nickel-zinc-ferrite material, the lattice coil being wound on described magnetic posts appearance, connects the electrode terminal of described lattice coil two end connector, be positioned at the magnetic conduction sheet of described magnetic posts upper and lower side and be positioned at the fin of described magnetic conduction sheet outer surface, described electrode terminal and described fin are around forming the first cavity, being filled with by the magnetic flux body of high magnetic flux Magnaglo die casting in described first cavity, the diameter of described magnetic posts changes in hyperbolic-type from top to bottom.
2. Novel chip inductor as claimed in claim 1, it is characterised in that: it is provided with the insulator of isolation between described fin and described electrode terminal.
3. Novel chip inductor as claimed in claim 1, it is characterised in that: described magnetic posts and described lattice coil are housed in described first cavity.
4. Novel chip inductor as claimed in claim 1, it is characterised in that: described magnetic conduction sheet is embedded in the upper and lower surface of described magnetic flux body.
5. Novel chip inductor as claimed in claim 1, it is characterised in that: described fin all contacts with described magnetic flux surface, described magnetic conduction sheet surface.
6. Novel chip inductor as claimed in claim 1, it is characterised in that: described electrode terminal is wrapped in the side surface of described magnetic flux body and contacts with described magnetic flux body upper and lower surface.
7. Novel chip inductor as claimed in claim 1, it is characterised in that: described lattice coil is connected with described electrode terminal by two pins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620427622.7U CN205723097U (en) | 2016-05-12 | 2016-05-12 | A kind of Novel chip inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620427622.7U CN205723097U (en) | 2016-05-12 | 2016-05-12 | A kind of Novel chip inductor |
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| Publication Number | Publication Date |
|---|---|
| CN205723097U true CN205723097U (en) | 2016-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620427622.7U Active CN205723097U (en) | 2016-05-12 | 2016-05-12 | A kind of Novel chip inductor |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107316736A (en) * | 2017-08-03 | 2017-11-03 | 深圳振华富电子有限公司 | SMD power inductor and its manufacture method |
| CN112071579A (en) * | 2020-09-03 | 2020-12-11 | 深圳市铂科新材料股份有限公司 | Manufacturing method of chip inductor and chip inductor manufactured by manufacturing method |
-
2016
- 2016-05-12 CN CN201620427622.7U patent/CN205723097U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107316736A (en) * | 2017-08-03 | 2017-11-03 | 深圳振华富电子有限公司 | SMD power inductor and its manufacture method |
| CN112071579A (en) * | 2020-09-03 | 2020-12-11 | 深圳市铂科新材料股份有限公司 | Manufacturing method of chip inductor and chip inductor manufactured by manufacturing method |
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