CN206134471U - SMD paster transformer - Google Patents

SMD paster transformer Download PDF

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Publication number
CN206134471U
CN206134471U CN201621205724.0U CN201621205724U CN206134471U CN 206134471 U CN206134471 U CN 206134471U CN 201621205724 U CN201621205724 U CN 201621205724U CN 206134471 U CN206134471 U CN 206134471U
Authority
CN
China
Prior art keywords
pin
magnetic core
smd
bobbin
shell
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201621205724.0U
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Chinese (zh)
Inventor
曹涛
陈茂林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Heng Lei Electronics Co Ltd
Original Assignee
Dongguan Heng Lei Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dongguan Heng Lei Electronics Co Ltd filed Critical Dongguan Heng Lei Electronics Co Ltd
Priority to CN201621205724.0U priority Critical patent/CN206134471U/en
Application granted granted Critical
Publication of CN206134471U publication Critical patent/CN206134471U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a SMD paster transformer, including skeleton, magnetic core, winding and connecting plate, the skeleton includes base, shell and bobbin, and the internally mounted of shell has a magnetic core, and the bottom of magnetic core is provided with center pillar magnetism foot, and on center pillar magnetism foot was located to the bobbin cover, the both sides of bobbin radially were provided with the winding in proper order, and the side of connecting plate all is connected with the pin, is connected interconnect respectively between third pin and the tenth pin, fourth pin and the 9th pin, the 5th pin and the 8th pin and the 6th pin and the 7th pin between its first pin and the 12 pin. This SMD paster transformer, it is whole small, all scribble epoxy glue on the lateral wall of magnetic core and bobbin, make transformer hardness high, and the magnetic core is ferrite core, then lets the performance of transformer more stable, the interference killing feature is stronger.

Description

A kind of SMD SMD transformers
Technical field
This utility model is related to transformer technology field, especially a kind of SMD SMD transformers.
Background technology
In electric equipment and radio-circuit, transformator is commonly used for buck/boost, matching impedance, security isolation etc..Sending out In motor, either coil movement by magnetic field or Movement in Magnetic Field by fixed coil, can in coil induced potential, this two The situation of kind, the value of magnetic flux is constant, but has variation with the magnetic flux quantity of coil intersecting chain, and this is the principle of mutual induction.At present, Electronic equipment increasingly tends to miniaturization and sends out, and the miniature transformer of high density surface attachment becomes electronics miniaturization development One direction, SMD transformer is also more and more to be applied in various electronic equipments, therefore, integration of compact and high performance SMD transformer becomes problem in the urgent need to address.
Utility model content
The purpose of this utility model is to provide a kind of SMD SMD transformers, and with small volume, stable performance, hardness is high, The characteristics of strong antijamming capability, to solve the problems, such as above-mentioned background technology in propose.
For achieving the above object, this utility model provides following technical scheme:A kind of SMD SMD transformers, including skeleton, Magnetic core, winding and connecting plate, the skeleton includes base, shell and bobbin, and the inside of shell is provided with magnetic core, the bottom of magnetic core Center pillar magnetic foot is provided with, bobbin is sheathed on center pillar magnetic foot, and shell and bobbin are fixedly connected with base, and the two ends of base are pacified Equipped with connecting plate;The both sides of the bobbin have been radially arranged successively winding, and winding is inserted through the upper end that shell is arranged on connecting plate, The side of connecting plate is respectively connected with pin, and pin includes that the first pin, the 3rd pin, the 4th pin, the 5th pin, the 6th draw Foot, the 7th pin, the 8th pin, the 9th pin, the tenth pin and the 12nd pin, phase between the first pin and the 12nd pin Connection, the 3rd pin and the tenth pin, the 4th pin and the 9th pin, the 5th pin and the 8th pin and the 6th pin and the 7th It is mutually coupled, respectively between pin.
As further program of the utility model:The first pin in the pin draws with the 12nd pin for input Foot, remaining pin is output pin.
As further program of the utility model:The magnetic core is FERRITE CORE.
As further program of the utility model:Epoxide-resin glue is scribbled on the side wall of the magnetic core and bobbin.
As further program of the utility model:The level height of the pin bottom is high less than the level of base bottom Degree.
Compared with prior art, this utility model beneficial effect:
This SMD SMD transformers, the both sides of bobbin have been radially arranged successively winding, and the level height of pin bottom is less than The level height of base bottom, saves big quantity space, therefore with simple structure, small volume, the advantages of convenient to carry out;And magnetic Core is FERRITE CORE, stable performance, strong antijamming capability, be particularly well-suited to high density surface attachment, effective integration transformation Epoxide-resin glue is scribbled on the side wall of the miniaturization and high-performance of device, magnetic core and bobbin, the strong of integrated transformers can be strengthened Degree.
Description of the drawings
Fig. 1 is front view of the present utility model;
Fig. 2 is side view of the present utility model;
Fig. 3 is top view of the present utility model;
Fig. 4 is internal pin connection diagram of the present utility model.
In figure:1- skeletons;11- bases;12- shells;13- bobbins;131- epoxide-resin glues;2- magnetic cores;21- center pillar magnetic Foot;3- windings;4- connecting plates;5- pins;The pins of 51- first;The pins of 52- the 3rd;The pins of 53- the 4th;The pins of 54- the 5th;55- 6th pin;The pins of 56- the 7th;The pins of 57- the 8th;The pins of 58- the 9th;The pins of 59- the tenth;The pins of 510- the 12nd.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of this utility model protection.
Fig. 1-4 are referred to, in this utility model embodiment, a kind of SMD SMD transformers, including skeleton 1, magnetic core 2, winding 3 and connecting plate 4, skeleton 1 includes base 11, shell 12 and bobbin 13, and the inside of shell 12 is provided with magnetic core 2, and magnetic core 2 is ferrum oxygen Body magnetic core, FERRITE CORE is a kind of high frequency permeability magnetic material, and its capacity of resisting disturbance can be increased used in transformator, and increase is led Magnetic rate, makes transformer performance more stable;The bottom of magnetic core 2 is provided with center pillar magnetic foot 21, and bobbin 13 is sheathed on center pillar magnetic foot 21 On, epoxide-resin glue 131 is scribbled on the side wall of magnetic core 2 and bobbin 13, the overall intensity of transformator can be strengthened, also strengthen it Adhesion intensity;Shell 12 and bobbin 13 are fixedly connected with base 11, and the two ends of base 11 are mounted on connecting plate 4;Bobbin 13 Both sides be radially arranged winding 3 successively, winding 3 is inserted through the upper end that shell 12 is arranged on connecting plate 4, the side of connecting plate 4 Pin 5 is respectively connected with, the level height of the bottom of pin 5 saves substantial amounts of space less than the level height of the bottom of base 11, then Plus being connected between winding 3 and pin 5 so that transformator has simple structure, small volume, the advantages of convenient to carry out;Pin 5 Draw including the first pin 51, the 3rd pin 52, the 4th pin 53, the 5th pin 54, the 6th pin 55, the 7th pin the 56, the 8th Foot 57, the 9th pin 58, the tenth pin 59 and the 12nd pin 510, are connected between the first pin 51 and the 12nd pin 510 Connect, the first pin 51 and the 12nd pin 510 are input pin, can complete the wiring work of outside, quickly finish signal Input, the 3rd pin 52 and the tenth pin 59, the 4th pin 53 and the 9th pin 58, the 5th pin 54 and the 8th pin 57 and It is mutually coupled, respectively between 6th pin 55 and the 7th pin 56, is output pin, output pin is divided into four groups, and each group defeated Enter, output pin all corresponds to different windings 3 so that definitely, efficiency during work is also higher for coiling each other.
In sum:When transformator is operated, first passes through 510 two inputs of the first pin 51 and the 12nd pin and draw Foot completes wiring work, is then exported by remaining output pin, and correspond to respectively in input/output procedure it is multiple it is different around Group, allows for the in hgher efficiency of whole work.
It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and And in the case of without departing substantially from spirit or essential attributes of the present utility model, can in other specific forms realize that this practicality is new Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new The scope of type is by claims rather than described above is limited, it is intended that the equivalency fallen in claim is contained All changes in justice and scope are included in this utility model.Any reference in claim should not be considered as restriction Involved claim.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment is only wrapped Containing an independent technical scheme, this narrating mode of description is only that for clarity those skilled in the art should Using description as an entirety, the technical scheme in each embodiment can also Jing it is appropriately combined, form those skilled in the art Understandable other embodiment.

Claims (5)

1. a kind of SMD SMD transformers, including skeleton (1), magnetic core (2), winding (3) and connecting plate (4), it is characterised in that:Institute Skeleton (1) is stated including base (11), shell (12) and bobbin (13), the inside of shell (12) is provided with magnetic core (2), magnetic core (2) Bottom be provided with center pillar magnetic foot (21), bobbin (13) is sheathed on center pillar magnetic foot (21), shell (12) and bobbin (13) with Base (11) is fixedly connected, and the two ends of base (11) are mounted on connecting plate (4);The both sides of the bobbin (13) radially set successively Winding (3) is equipped with, winding (3) is inserted through the upper end that shell (12) is arranged on connecting plate (4), and the side of connecting plate (4) is all connected with Have a pin (5), pin (5) including the first pin (51), the 3rd pin (52), the 4th pin (53), the 5th pin (54), the 6th Pin (55), the 7th pin (56), the 8th pin (57), the 9th pin (58), the tenth pin (59) and the 12nd pin (510), it is connected between the first pin (51) and the 12nd pin (510), the 3rd pin (52) and the tenth pin (59), the 4th Pin (53) and the 9th pin (58), the 5th pin (54) and the 8th pin (57) and the 6th pin (55) and the 7th pin (56) Between be mutually coupled, respectively.
2. a kind of SMD SMD transformers according to claim 1, it is characterised in that:The first pin in the pin (5) (51) it is input pin with the 12nd pin (510), remaining pin is output pin.
3. a kind of SMD SMD transformers according to claim 1, it is characterised in that:The magnetic core (2) is ferrite magnetic Core.
4. a kind of SMD SMD transformers according to claim 1, it is characterised in that:The magnetic core (2) and bobbin (13) Epoxide-resin glue (131) is scribbled on the wall of side.
5. a kind of SMD SMD transformers according to claim 1, it is characterised in that:The level of pin (5) bottom is high Level height of the degree less than base (11) bottom.
CN201621205724.0U 2016-11-08 2016-11-08 SMD paster transformer Expired - Fee Related CN206134471U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621205724.0U CN206134471U (en) 2016-11-08 2016-11-08 SMD paster transformer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621205724.0U CN206134471U (en) 2016-11-08 2016-11-08 SMD paster transformer

Publications (1)

Publication Number Publication Date
CN206134471U true CN206134471U (en) 2017-04-26

Family

ID=58578430

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621205724.0U Expired - Fee Related CN206134471U (en) 2016-11-08 2016-11-08 SMD paster transformer

Country Status (1)

Country Link
CN (1) CN206134471U (en)

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170426

Termination date: 20211108

CF01 Termination of patent right due to non-payment of annual fee