CN209417725U - A kind of single USB-C interface with lamp effect turns the adapter of double USB-C interfaces - Google Patents
A kind of single USB-C interface with lamp effect turns the adapter of double USB-C interfaces Download PDFInfo
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- CN209417725U CN209417725U CN201920301867.9U CN201920301867U CN209417725U CN 209417725 U CN209417725 U CN 209417725U CN 201920301867 U CN201920301867 U CN 201920301867U CN 209417725 U CN209417725 U CN 209417725U
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Abstract
The utility model discloses the adapters that a kind of single USB-C interface with lamp effect turns double USB-C interfaces, including PCB motherboard, PCB motherboard side is connected with USB-C 1# interface, the PCB motherboard other side is equipped with USB-C 2# interface and USB-C 3# interface, the PCB motherboard is equipped with PD control chip and power module, the USB-C 1# interface is connect by PD control chip and power module with USB-C 2# interface and USB-C 3# interface, it is characterized by: being connected with LED CTRL chip between the USB-C 1# interface and USB-C 2# interface, LED CTRL chip is connected with LED light source indicator light.The utility model compared with prior art the advantages of be: the utility model can expand single USB-C digital interface as the circuit converter scheme of double USB-C digital interfaces, and the charged state of equipment is shown by lamp effect.
Description
Technical field
The utility model relates to digital interface adapters more particularly to a kind of single USB-C interface with lamp effect to turn double
The adapter of USB-C interface.
Background technique
Current mobile phones many on the market, the digital products such as plate all eliminate the simulation earphone interface of 3.5mm, only retain one
Unique physical interface that a USB-C interface is connect as equipment with the external world.User states mobile phone in use or plate is set
When standby, while listening to the audio content of equipment using USB-C interface, also needed sometimes using the USB-C interface
To equipment charge,.But because of only one USB-C interface of the equipment, user is caused not can be implemented simultaneously above functions, and
And when giving equipment charge, without other, more rapidly intuitive method learns rapidly equipment other than opening screen and checking
The state of internal cell electricity.
A kind of current analog switching device that there is a USB-C turns of two USB-C interface on the market, but program master
There are following three aspects disadvantages:
1. compatibility issue.This analog switching device can only receive analogue audio frequency, but many mobile phones and plate do not prop up
USB-C interface output analog audio signal is held, so analog switching device can not be compatible with such equipment.
2. charging rate is slow.Analog switching device maximum can only support 5V 500mA(2.5W) charging rate.Charging experience
Difference is unable to satisfy the demand of some users for wishing mobile phone quick charge.
3. charged state can not intuitively be shown, need just learn electricity by apparatus for lighting screen.
Therefore, the adapter for researching and developing a kind of double USB-C interfaces of single USB-C interface turn with lamp effect, becomes this field skill
Art personnel's urgent problem to be solved.
Utility model content
The utility model is to provide a kind of double USB-C of single USB-C interface turn with lamp effect to solve above-mentioned deficiency
The adapter of interface.
The above-mentioned purpose of the utility model is realized by technical solution below: it is a kind of with lamp effect single USB-C connect
Mouth turns the adapter of double USB-C interfaces, including PCB motherboard, PCB motherboard side are connected with USB-C 1# interface, PCB motherboard
The other side is equipped with USB-C 2# interface and USB-C 3# interface, and the PCB motherboard is equipped with PD control chip and power module, institute
USB-C 1# interface is stated to connect by PD control chip and power module with USB-C 2# interface and USB-C 3# interface, it is described
LED CTRL chip is connected between USB-C 1# interface and USB-C 2# interface, LED CTRL chip is connected with LED light source and refers to
Show lamp.
Further, the USB-C 1# interface is equipped with VBUS IN, five connecting pins CC, D+, D-, GND, wherein VBUS
The end IN connects the VBUS OUT terminal of USB-C 2# interface, and the end CC connects PD control chip, and the end D+ and the end D- are connected to USB-C
3# interface；The PD control chip is connected to VBUS OUT terminal, the end CC1_1 and the end CC1_2 of USB-C 2# interface by lead；
The power module is equipped with the end VCC and the end VBUS, and the end VCC of power module is connected to the end VCC of USB-C 3# interface, power supply mould
The end VBUS of block is connected to the end VBUS between USB-C 2# interface and USB-C 1# interface.
Further, the USB-C 1# interface is a USB-C male connector, is inserted into the hosts such as mobile phone or plate
On the USB-C of equipment, the other end then passes through electric wire and is connected with motherboard of the invention.
Further, the PD chip using USB-PD agreement and be connected to USB-C 1# interface, USB-C 2# interface,
The equipment of USB-C 3# interface is shaken hands.After shaking hands successfully, the electric energy for the charger for being connected to USB-C 2# interface, pass through
USB-C 1# interface charges to mobile phone or plate；Audio signal on mobile phone or plate is sent out from USB-C 1# interface
Come, by USB-C 3# interface, is played to earphone.
The design and working principle of the utility model: PCB motherboard is by built-in PD control chip USB-C 1# interface
Expanding is two USB-C interfaces of USB-C 2# interface and USB-C 3# interface.User can be connected by 2 interface of USB-C and be charged
Device, USB-C 3# interface connect digital earphone, and then USB-C 1# interface is connected on mobile phone or plate.
When work, LED CTRL chip can carry out real-time monitoring to the electric current of motherboard, when detecting low current then
Either fully charged or uncharged for trickle charge, LED at this time can be showed in a manner of being always on, when detecting that high current is then
For charged state, LED at this time can be showed in a manner of breath light.
The utility model compared with prior art the advantages of be: the utility model can expand single USB-C digital interface
For the circuit converter scheme of double USB-C digital interfaces, and the charged state of display equipment is imitated by lamp, user is allowed to use
It when the electronic equipment of single USB-C interface, can carry out listening song and charging simultaneously, can also be learnt by the display situation of observation lamp
Charged state locating for equipment, and then judge the state of charge of equipment internal cell.
Meanwhile it also having the advantage that
1. preferably compatibility, be responsible for listening the USB-C 3# interface of song, support is digital earphone, Android5.0 with
On system, all support digital audio output, so the invention, relative to original modeling scheme, compatibility is more preferable.
2. faster charging rate.The built-in USB-PD of motherboard controls chip, is responsible for the USB-C #2 interface of charging, branch
Hold USB-PD fast charge function, highest supports 20V3A(60W) charging rate.Relative to only supporting 5V500mA(2.5W) simulation
Scheme has faster charging rate.
3. better suitability, mobile phone and plate of the present invention in addition to that can support android system, can also support
The plate and laptop of windows system and ios system.
4. better expansion connects the USB-C 3# interface of digital earphone, can connect as the data of a USB2.0
Mouth uses, and can connect USB flash disk, and the USB peripheral hardware such as mouse and keyboard uses.
5. better user experience, the state that user can show by LED lamp bead on observation motherboard, it is intuitive judge by
The charge condition of charging equipment internal cell.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.
As shown in Figure 1, a kind of single USB-C interface with lamp effect turns the adapter of double USB-C interfaces, including PCB motherboard,
PCB motherboard side is connected with USB-C 1# interface, and the PCB motherboard other side is equipped with USB-C 2# interface and USB-C 3# connects
Mouthful, the PCB motherboard is equipped with PD control chip and power module, and the USB-C 1# interface passes through PD control chip and power supply
Module is connect with USB-C 2# interface and USB-C 3# interface, is connected between the USB-C 1# interface and USB-C 2# interface
LED CTRL chip, LED CTRL chip are connected with LED light source indicator light.
Further, the USB-C 1# interface is equipped with VBUS IN, five connecting pins CC, D+, D-, GND, wherein VBUS
The end IN connects the VBUS OUT terminal of USB-C 2# interface, and the end CC connects PD control chip, and the end D+ and the end D- are connected to USB-C
3# interface；The PD control chip is connected to VBUS OUT terminal, the end CC1_1 and the end CC1_2 of USB-C 2# interface by lead；
The power module is equipped with the end VCC and the end VBUS, and the end VCC of power module is connected to the end VCC of USB-C 3# interface, power supply mould
The end VBUS of block is connected to the end VBUS between USB-C 2# interface and USB-C 1# interface.
Further, the USB-C 1# interface is a USB-C male connector, is inserted into the hosts such as mobile phone or plate
On the USB-C of equipment, the other end then passes through electric wire and is connected with motherboard of the invention.
Further, the PD chip using USB-PD agreement and be connected to USB-C 1# interface, USB-C 2# interface,
The equipment of USB-C 3# interface is shaken hands.After shaking hands successfully, the electric energy for the charger for being connected to USB-C 2# interface, pass through
USB-C 1# interface charges to mobile phone or plate；Audio signal on mobile phone or plate is sent out from USB-C 1# interface
Come, by USB-C 3# interface, is played to earphone.
The design and working principle of the utility model: PCB motherboard is by built-in PD control chip USB-C 1# interface
Expanding is two USB-C interfaces of USB-C 2# interface and USB-C 3# interface.User can be connected by 2 interface of USB-C and be charged
Device, USB-C 3# interface connect digital earphone, and then USB-C 1# interface is connected on mobile phone or plate.
When work, LED CTRL chip can carry out real-time monitoring to the electric current of motherboard, when detecting low current then
Either fully charged or uncharged for trickle charge, LED at this time can be showed in a manner of being always on, when detecting that high current is then
For charged state, LED at this time can be showed in a manner of breath light.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are also included in the patent protection scope of the utility model.
Claims (4)
1. a kind of single USB-C interface with lamp effect turns the adapter of double USB-C interfaces, including PCB motherboard, the PCB motherboard
Side is connected with USB-C 1# interface, and the PCB motherboard other side is equipped with USB-C 2# interface and USB-C 3# interface, and the PCB is female
Plate is equipped with PD control chip and power module, and the USB-C 1# interface passes through PD control chip and power module and USB-C
2# interface is connected with USB-C 3# interface, it is characterised in that: is connected between the USB-C 1# interface and USB-C 2# interface
LED CTRL chip, LED CTRL chip are connected with for showing the equipment charge state being connected on USB-C 1# interface
LED light source indicator light.
2. a kind of single USB-C interface with lamp effect according to claim 1 turns the adapter of double USB-C interfaces, special
Sign is: the USB-C 1# interface is equipped with VBUS IN, five connecting pins CC, D+, D-, GND, wherein the connection of the end VBUS IN
The VBUS OUT terminal of USB-C 2# interface, the end CC connect PD control chip, and the end D+ and the end D- are connected to USB-C 3# interface；Institute
State VBUS OUT terminal, the end CC1_1 and the end CC1_2 that PD control chip is connected to USB-C 2# interface by lead；The power supply
Module is equipped with the end VCC and the end VBUS, and the end VCC of power module is connected to the end VCC of USB-C 3# interface, the VBUS of power module
End is connected to the end VBUS between USB-C 2# interface and USB-C 1# interface.
3. a kind of single USB-C interface with lamp effect according to claim 1 turns the adapter of double USB-C interfaces, special
Sign is: the USB-C 1# interface is a USB-C male connector, is inserted into the USB- of the host equipments such as mobile phone or plate
On C, the other end then passes through electric wire and is connected with motherboard of the invention.
4. a kind of single USB-C interface with lamp effect according to claim 1 turns the adapter of double USB-C interfaces, special
Sign is: the PD chip is using USB-PD agreement and is connected to USB-C 1# interface, USB-C 2# interface, USB-C 3# interface
Equipment shake hands.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920301867.9U CN209417725U (en) | 2019-03-11 | 2019-03-11 | A kind of single USB-C interface with lamp effect turns the adapter of double USB-C interfaces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920301867.9U CN209417725U (en) | 2019-03-11 | 2019-03-11 | A kind of single USB-C interface with lamp effect turns the adapter of double USB-C interfaces |
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| Publication Number | Publication Date |
|---|---|
| CN209417725U true CN209417725U (en) | 2019-09-20 |
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| CN201920301867.9U Active CN209417725U (en) | 2019-03-11 | 2019-03-11 | A kind of single USB-C interface with lamp effect turns the adapter of double USB-C interfaces |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110765055A (en) * | 2019-10-25 | 2020-02-07 | 安福县海能实业股份有限公司 | Type-C interface adapter circuit and Type-C interface adapter |
-
2019
- 2019-03-11 CN CN201920301867.9U patent/CN209417725U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110765055A (en) * | 2019-10-25 | 2020-02-07 | 安福县海能实业股份有限公司 | Type-C interface adapter circuit and Type-C interface adapter |
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