CN115133365A - Connector, magnetic substrate and electronic device - Google Patents

Connector, magnetic substrate and electronic device Download PDF

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Publication number
CN115133365A
CN115133365A CN202110326725.XA CN202110326725A CN115133365A CN 115133365 A CN115133365 A CN 115133365A CN 202110326725 A CN202110326725 A CN 202110326725A CN 115133365 A CN115133365 A CN 115133365A
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CN
China
Prior art keywords
conductive
magnetic
connector
substrate
core
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.)
Pending
Application number
CN202110326725.XA
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Chinese (zh)
Inventor
郭伟静
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.)
Shennan Circuit Co Ltd
Original Assignee
Shennan Circuit 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 Shennan Circuit Co Ltd filed Critical Shennan Circuit Co Ltd
Priority to CN202110326725.XA priority Critical patent/CN115133365A/en
Publication of CN115133365A publication Critical patent/CN115133365A/en
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/60—Contacts spaced along planar side wall transverse to longitudinal axis of engagement
    • H01R24/62—Sliding engagements with one side only, e.g. modular jack coupling devices
    • H01R24/64—Sliding engagements with one side only, e.g. modular jack coupling devices for high frequency, e.g. RJ 45
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F19/00—Fixed transformers or mutual inductances of the signal type
    • H01F19/04—Transformers or mutual inductances suitable for handling frequencies considerably beyond the audio range
    • 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
    • H01F27/02—Casings
    • H01F27/04—Leading of conductors or axles through casings, e.g. for tap-changing arrangements
    • 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
    • H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/6608—Structural association with built-in electrical component with built-in single component
    • H01R13/6633—Structural association with built-in electrical component with built-in single component with inductive component, e.g. transformer
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
    • 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
    • H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
    • H01F2027/065—Mounting on printed circuit boards

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Multimedia (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

The invention discloses a connector, a magnetic substrate and an electronic device, wherein the connector comprises: one end of the conductive pin is connected with the adapter plate, and the other end of the conductive pin is used for being connected with an external circuit; the adapter plate is used for electrically connecting the conductive pins and the magnetic substrate; the magnetic substrate comprises a substrate, a magnetic core and a magnetic ring winding coil; at least two adjacent sides of the substrate are provided with connecting terminals, one end of each connecting terminal is connected with the magnetic ring winding coil, and the other end of each connecting terminal is connected with the adapter plate, so that the circuit on the adapter plate is simple in design, the interference between the wires is reduced, and the integral electrical property of the device is improved.

Description

Connector, magnetic substrate and electronic device
Technical Field
The present invention relates to the field of integrated circuit technologies, and in particular, to a connector, a magnetic substrate, and an electronic device.
Background
With the development of network technology, communication networks are more and more widely used, and due to the fact that communication equipment is smaller and the space inside the equipment is limited, the application of the RJ45 connector with the transformer is wider and wider.
The RJ45 connector directly welds the input and output wires of the modular transformer to the PCB adapter plate, and is electrically connected with the Pin Pin of the RJ45 connector through the PCB adapter plate, so as to realize the electrical connection between the RJ45 connector with the transformer and the corresponding hole of the external circuit motherboard. The pins of the existing modular transformer are arranged in two opposite sides, copper wires wound by the inner magnetic rings are all wound on corresponding metal pins to be led out, and when the pins of the transformer are actually welded on a PCB adapter plate, the positions of the pins need to be redefined and then are connected with Pin pins. Therefore, the design mode that the pins of the modular transformer are arranged on the two opposite sides forms redundant wiring, and space crowding on the PCB adapter plate is caused, so that interference is generated between the wiring.
Disclosure of Invention
The invention mainly solves the technical problem of providing a connector, a magnetic substrate and an electronic device, so that the circuit design on a patch panel is simple, the interference among wires is reduced, and the integral electrical property of a device is improved.
In order to solve the technical problems, the invention adopts a technical scheme that:
provided is a connector including:
one end of the conductive pin is connected with the adapter plate, and the other end of the conductive pin is used for being connected with an external circuit;
the adapter plate is used for electrically connecting the conductive pins and the magnetic substrate;
the magnetic substrate comprises a substrate, a magnetic core and a magnetic ring winding coil;
at least two adjacent sides of the substrate are provided with connecting terminals, one end of each connecting terminal is connected with the magnetic ring winding coil, and the other end of each connecting terminal is connected with the adapter plate.
In order to solve the technical problem, the invention adopts another technical scheme that:
provided is a magnetic substrate including:
the magnetic core is arranged on the base plate;
at least two adjacent sides of the substrate are provided with connecting terminals, one end of each connecting terminal is connected with the magnetic ring winding coil, and the other end of each connecting terminal is connected with the adapter plate of the connector.
In order to solve the technical problems, the invention adopts another technical scheme that:
an electronic device is provided, which comprises the connector.
The beneficial effects of the invention are: unlike the prior art, the connector of the present invention comprises: one end of the conductive pin is connected with the adapter plate, and the other end of the conductive pin is used for being connected with an external circuit; the adapter plate is used for electrically connecting the conductive pins and the magnetic substrate; the magnetic substrate comprises a substrate, a magnetic core and a magnetic ring winding coil; at least two adjacent sides of the substrate are provided with connecting terminals, one end of each connecting terminal is connected with the magnetic ring winding coil, the other end of each connecting terminal is connected with the adapter plate, and at least two adjacent sides of the substrate are provided with the connecting terminals, so that the magnetic substrate and the adapter plate can be connected with an outgoing line nearby when in electric connection, the circuit design on the adapter plate is simple, the interference between the outgoing lines is reduced, and the integral electrical performance of the device is improved.
Drawings
FIG. 1 is a schematic view of a first embodiment of the connector of the present invention;
FIG. 2 is a schematic view of a first embodiment of the connector of the present invention in a disassembled configuration;
FIG. 3 is a schematic block diagram of a magnetic substrate according to the present invention;
FIG. 4 is a schematic view of a magnetic substrate according to the present invention;
FIG. 5 is a schematic cross-sectional view of a magnetic substrate according to the present invention;
FIG. 6 is a schematic view of a connection structure of a magnetic substrate and an interposer according to the present invention;
FIG. 7 is a schematic view of the structure of the middle insulating layer of the magnetic substrate according to the present invention;
FIG. 8 is a schematic structural diagram of a magnetic substrate according to a third embodiment of the present invention;
fig. 9 is a schematic structural diagram of the electronic device of the present invention.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and examples.
Please refer to fig. 1, which is a schematic structural diagram of the connector of the present invention. The connector 100 includes:
one end of the conductive pin 10 is connected with the adapter plate 20, and the other end is used for being connected with an external circuit;
the interposer 20 is used for electrically connecting the conductive pins 10 and the magnetic substrate 30.
Please refer to fig. 2, which is a schematic diagram of a disassembled structure of the connector of the present invention. Referring to fig. 3, the magnetic substrate 30 includes a substrate 31, a magnetic core 32 and a magnetic ring winding 33;
at least two adjacent sides of the substrate 31 are provided with connecting terminals 34, one end of each connecting terminal is connected with the magnetic ring winding coil 33, and the other end of each connecting terminal is connected with the adapter plate 20.
The connector 100 further includes: the conductive connector comprises a plurality of conductive connectors 110 and a housing 120, wherein one end of each conductive connector 110 is fixed and electrically connected with an adapter plate 20 through the housing 120, the conductive pin 10 is inserted into the adapter plate 20 through the housing 120, the other end of the conductive pin is connected with an external circuit, and the magnetic substrate 30 is accommodated in a space formed by the housing 120 and the adapter plate 20.
The connector 100 further includes other structures similar to those in the prior art, and the details are not repeated herein.
Referring to fig. 2, the interposer 20 is provided with a first conductive hole 21 and a second conductive hole 22, one end of the conductive pin 10 is inserted into and fixed in the first conductive hole 21 and electrically connected to the first conductive hole 21, and one end of the conductive connector 110 is inserted into and fixed in the second conductive hole 22 and electrically connected to the second conductive hole 22.
The adjacent two sides of the substrate 31 are provided with the connection terminals 34, or any three sides of the substrate 31 are provided with the connection terminals 34, or four sides of the substrate 31 are provided with the connection terminals 34.
In this embodiment, the connection terminals 34 are disposed on all four sides of the substrate 31.
In this embodiment, the interposer 20 further includes a third pad and/or a conductive via 23, and the connection terminal 34 is a pad and/or a conductive via and is electrically connected to the third pad and/or the conductive via 23 on the interposer 20 by soldering.
In this embodiment, the connection terminal 34 is a pad, the third pad and/or the conductive via 23 on the interposer 20 includes a pad and/or a conductive via a directly corresponding to the first conductive via 21 where the one end of the conductive pin 10 is located, and a pad and/or a conductive via B directly corresponding to the second conductive via 22 where the one end of the conductive contact 110 is located, and the connection terminal 34 is electrically connected to the third pad and/or the conductive via 23 corresponding to the same signal, so as to redefine the connection terminal 34 on the magnetic substrate 30. The magnetic substrate 30 is fixed on the interposer 20 by means of pad welding, and the magnetic substrate 30 is electrically connected to an external circuit by the conductive pin 10 and the other end of the conductive connector 110.
The magnetic substrate 30 is a network transformer, and the connector 100 is an RJ45 connector.
In this embodiment, the transformer is soldered to the interposer 20, the position of the connection terminal 34 is redefined to be electrically connected to the conductive pin 10 and one end of the conductive connector 110, and the transformer is electrically connected to an external circuit motherboard through the other ends of the conductive pin 10 and the conductive connector 110. The four sides of the substrate 31 of the transformer are provided with the connecting terminals 34, so that the positions of the connecting terminals 34 are redefined on the adapter plate 20, the length of the wires on the adapter plate 20 is reduced as much as possible, the wire design congestion is avoided, the mutual interference among the wires is reduced, and the overall electrical performance of the connector 100 is improved.
Referring to fig. 4, in another embodiment of the present invention, referring to fig. 5, fig. 5 is a schematic cross-sectional view of the magnetic substrate 30 taken along a broken line a in fig. 4. The difference from the magnetic substrate 30 in the first embodiment is that, in this embodiment, the substrate 31 of the magnetic substrate 30 includes a first conductive layer 311, an intermediate insulating layer 312, and a second conductive layer 313, which are sequentially stacked, the first conductive layer 311 and the second conductive layer 313 include a plurality of conductive wires/pieces, and a conductive member 3121 is disposed in the intermediate insulating layer 312.
The magnetic core 32 of the magnetic substrate 30 is embedded in the middle insulating layer 312, and the conductive wires/pieces on the first conductive layer 311 and the second conductive layer 313 are electrically connected through the conductive member 3121 in the middle insulating layer 312 to form the magnetic ring winding 33.
Wherein the core 32 is a ring core, the ring core 32 includes an inner diameter R and an outer diameter R, and the conductive member 3121 includes a first conductive member P1 disposed inside the inner diameter R of the ring core 32, and a second conductive member P2 disposed outside the outer diameter R of the ring core 32.
In this embodiment, the connection terminal 34 is a conductive hole or a metal half-hole. As shown in fig. 6, the connection terminal 34 is a metal half-hole, one end of a first conductive pin 35 is inserted and fixed in the metal half-hole, a fourth conductive hole 24 corresponding to the position is disposed on the interposer 20, and the other end of the first conductive pin 35 is inserted and fixed in the fourth conductive hole 24 disposed on the interposer 20. The magnetic substrate 30 is fixed on the adapter plate 20 by means of plug welding, and then the fourth conductive hole 24 on the adapter plate 20 is electrically connected with the first conductive hole 21 corresponding to the conductive pin 10 and the second conductive hole 22 corresponding to the conductive connector 110, so as to electrically connect the magnetic substrate 30 with an external circuit.
In this embodiment, the magnetic substrate 30 is the transformer with the above-mentioned embedded magnetic structure. The transformer is inserted into the adapter plate 20, the connecting terminal 34 corresponds to the fourth conductive hole 24, that is, the fourth conductive hole 24 is arranged around, the fourth conductive hole 24 is electrically connected with the first conductive hole 21 or the second conductive hole 22 which correspondingly transmits the same signal through a wire, and the conductive holes are symmetrically arranged relative to two sides, so that the length of the wires can be effectively reduced, the problem that the wires on the adapter plate 20 are crowded is avoided, the mutual interference between the wires is reduced, and the overall electrical performance of the connector 100 is improved.
Referring to fig. 7, the magnetic core 32 is correspondingly accommodated in an annular accommodating groove on the intermediate insulating layer 312, and the cross-sectional shape of the magnetic core 32 is substantially the same as that of the annular accommodating groove, so that the magnetic core 32 can be accommodated in the annular accommodating groove. The cross-sectional shape of the magnetic core 32 may be a circular ring, a square ring, an oval, or the like. Correspondingly, the shape of the annular accommodating groove can be circular, square annular, oval and the like. In this embodiment, the magnetic core 32 has a circular ring shape.
In this embodiment, the annular magnetic core 32 may be formed by stacking a plurality of annular sheets in sequence, or may be formed by winding a long and narrow metal material, or may be formed by sintering a plurality of metal mixtures. The annular magnetic core 32 may be formed in various manners, and may be flexibly selected according to different materials, which is not limited in the present application.
The magnetic core 32 may be an iron core or may be composed of various magnetic metal tea oxides, such as manganese-zinc ferrite, nickel-zinc ferrite, and the like. The manganese-zinc ferrite has the characteristics of high magnetic permeability, high magnetic flux density and low loss, and the nickel-zinc ferrite has the characteristics of extremely high impedance rate, low magnetic permeability and the like. In this embodiment, the magnetic core 32 is made of manganese-zinc ferrite by high-temperature sintering.
Referring to fig. 5 and fig. 7, the conductive device 3121 may be a metal pillar or a conductive metal layer. A first through hole a1 is formed in the insulating interlayer 312 inside the inner diameter R of the ring core 32, a second through hole a2 is formed in the insulating interlayer 312 outside the outer diameter R of the ring core 32, the first conductive element P1 is disposed in the first through hole a1, and the second conductive element P2 is disposed in the second through hole a 2.
When the first conductive member P1 and the second conductive member P2 are metal pillars respectively disposed in the first via a1 and the second via a2, the diameter of the metal pillar is smaller than or equal to the diameter of the first via a1 or the second via a2 in which the metal pillar is disposed. When the first and second conductive members P1 and P2 are conductive metal layers, the conductive metal layers may be formed on the inner walls of the first and second through holes a1 and a2 by, for example, plating, coating, or the like. Materials for forming the conductive member 3521 may include, but are not limited to, copper, aluminum, iron, nickel, gold, silver, platinum group, chromium, magnesium, tungsten, molybdenum, lead, tin, indium, zinc, or alloys thereof, and the like.
Please refer to fig. 8, which is a schematic structural diagram of a connector according to a third embodiment of the present invention. The difference from the second embodiment is that the magnetic substrate 30 may be directly provided on the basis of the interposer 20. That is, the interposer 20 is directly used as the substrate 31 of the magnetic substrate 30. As shown in fig. 4 to 5, the interposer 20 includes a first conductive layer 311, an intermediate insulating layer 312, and a second conductive layer 313, which are sequentially stacked, the first conductive layer 311 and the second conductive layer 313 include a plurality of conductive wires/pieces, and a conductive member 3121 is disposed in the intermediate insulating layer 312.
The magnetic core 32 of the magnetic substrate 30 is embedded in the middle insulation layer 312, and the conductive wires/pieces on the first conductive layer 311 and the second conductive layer 313 are electrically connected through the conductive member 3121 in the middle insulation layer 312 to form the magnetic ring winding coil 33.
In this embodiment, the core 32 is a ring-shaped core, the ring-shaped core 32 includes an inner diameter R and an outer diameter R, and the conductive member 3121 includes a first conductive member P1 disposed inside the inner diameter R of the ring-shaped core 32 and a second conductive member P2 disposed outside the outer diameter R of the ring-shaped core 32. The conductive piece 3121 is a conductive through hole, and the conductive through hole is electrically connected to the first conductive hole 21 corresponding to the conductive pin 10 and the second conductive hole 22 corresponding to the conductive connector 110, so as to electrically connect the magnetic substrate 30 to an external circuit.
In this embodiment, the magnetic substrate 30 is further disposed on the basis of the interposer 20, the magnetic substrate 30 is a transformer, and the conductive through holes disposed around the magnetic core 32 are directly electrically connected to the first conductive hole 21 where the conductive pin 10 is located and the second conductive hole 22 where the conductive connector 110 is located, so as to simplify the circuit design on the interposer 20 in the connector 100 and further reduce the overall volume of the connector 100.
Please refer to fig. 9, which is a schematic structural diagram of an electronic device according to the present invention. The electronic device 200 includes the connector 100 described above.
According to the invention, the four sides of the substrate of the transformer are provided with the connecting terminals, and the connecting terminals are electrically connected with the adapter plate in the connector, so that the transformer is fixed on the connector, and the connector with the transformer is formed. The four sides of the substrate of the transformer are provided with the connecting terminals, so that the wiring length is reduced as far as possible when the connecting terminals are redefined on the adapter plate, the wiring design on the adapter plate is prevented from being crowded, the mutual interference among the wirings is reduced, and the integral electrical property of the connector is improved.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. A connector, comprising:
one end of the conductive pin is connected with the adapter plate, and the other end of the conductive pin is used for being connected with an external circuit;
the adapter plate is used for electrically connecting the conductive pins and the magnetic substrate and supporting and connecting all parts of the connector;
the magnetic substrate comprises a substrate, a magnetic core and a magnetic ring winding coil;
at least two adjacent sides of the substrate are provided with connecting terminals, one end of each connecting terminal is connected with the magnetic ring winding coil, and the other end of each connecting terminal is connected with the adapter plate.
2. The connector according to claim 1, wherein the connection terminals are provided on two adjacent sides of the board, or on any three sides of the board, or on four sides of the board.
3. The connector of claim 1, wherein the connection terminals are pads and/or conductive vias that are electrically connected to pads and/or conductive vias on the interposer.
4. The connector of claim 1, wherein the substrate comprises a first conductive layer, an intermediate insulating layer and a second conductive layer, which are sequentially stacked, the first conductive layer and the second conductive layer comprise a plurality of conductive wires/pieces, and a conductive member is disposed in the intermediate insulating layer;
the magnetic core of the magnetic substrate is embedded in the middle insulating layer, and the conductive wires/pieces on the first conductive layer and the second conductive layer are electrically connected through the conductive pieces in the middle insulating layer to form the magnetic ring winding coil.
5. The connector of claim 4, wherein the core is an annular core having an inner diameter and an outer diameter, the conductive members including a first conductive member disposed inside the inner diameter of the annular core and a second conductive member disposed outside the outer diameter of the annular core.
6. The connector of claim 3, further comprising: and one end of the conductive connector is electrically connected with the welding disc/or the conductive hole on the adapter plate in a welding way, and the other end of the conductive connector is connected with an external circuit.
7. A magnetic substrate, comprising:
the magnetic core is arranged on the base plate;
at least two adjacent sides of the base plate are provided with connecting terminals, one end of each connecting terminal is connected with the magnetic ring winding coil, and the other end of each connecting terminal is connected with the adapter plate of the connector.
8. The magnetic substrate of claim 7, wherein the substrate comprises a first conductive layer, an intermediate insulating layer and a second conductive layer sequentially stacked, the first conductive layer and the second conductive layer comprise a plurality of conductive wires/pieces, and a conductive member is disposed in the intermediate insulating layer;
the magnetic core of the magnetic substrate is embedded in the middle insulating layer, and the conductive wires/pieces on the first conductive layer and the second conductive layer are electrically connected through the conductive pieces in the middle insulating layer to form the magnetic ring winding coil.
9. The magnetic substrate of claim 8, wherein the core is a ring core having an inner diameter and an outer diameter, and the conductive elements comprise a first conductive element disposed inside the inner diameter of the ring core and a second conductive element disposed outside the outer diameter of the ring core.
10. An electronic device, characterized in that the electronic device comprises a connector according to any one of claims 1-6.
CN202110326725.XA 2021-03-26 2021-03-26 Connector, magnetic substrate and electronic device Pending CN115133365A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110326725.XA CN115133365A (en) 2021-03-26 2021-03-26 Connector, magnetic substrate and electronic device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110326725.XA CN115133365A (en) 2021-03-26 2021-03-26 Connector, magnetic substrate and electronic device

Publications (1)

Publication Number Publication Date
CN115133365A true CN115133365A (en) 2022-09-30

Family

ID=83374944

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110326725.XA Pending CN115133365A (en) 2021-03-26 2021-03-26 Connector, magnetic substrate and electronic device

Country Status (1)

Country Link
CN (1) CN115133365A (en)

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