CN204947689U - There is the portable power source of OTG function - Google Patents
There is the portable power source of OTG function Download PDFInfo
- Publication number
- CN204947689U CN204947689U CN201520743466.0U CN201520743466U CN204947689U CN 204947689 U CN204947689 U CN 204947689U CN 201520743466 U CN201520743466 U CN 201520743466U CN 204947689 U CN204947689 U CN 204947689U
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- otg
- module
- power source
- portable power
- function
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Abstract
Have a portable power source for OTG function, it comprises: a housing, and described housing is provided with USB port, charge port, OTG mouth, TF bayonet socket, and OTG transmission line; Be provided with control circuit and battery core in wherein said housing, wherein said control circuit comprises an OTG control module, and described OTG transmission line is electrically connected on described OTG control module, described USB port, charge port, OTG mouth, and TF bayonet socket is all electrically connected on described control circuit.The portable power source with OTG function of this utility model, OTG function is well incorporated into portable power source by it, make existing portable power source, not only possesses storage function, also there is Data expansion, memory function simultaneously, simultaneously can to TF card, the movable storage devices such as USB flash disk carry out read-write operation, and function is more complete.
Description
Technical field
The utility model relates to portable power source technical field, particularly relates to a kind of portable power source with OTG function.
Background technology
Increase because the modern times move portable electronic product, the electronic product that people carry with gets more and more, but is limited to electric energy storage technology, and cannot provide enough electric energy supplied for electronic product use for user, therefore, spare moving power supply enjoys favor.But existing portable power source, can only possess simple mobile charging, function limitation, cannot meet the diversity requirement of user.
Utility model content
The purpose of this utility model is to provide a kind of portable power source with OTG function, for solving the technical problem of portable power source function singleness in prior art.
For achieving the above object, the technical scheme that the utility model proposes is:
A kind of portable power source with OTG function of the present utility model, it comprises: a housing, and described housing is provided with USB port, charge port, OTG mouth, TF bayonet socket, and OTG transmission line; Be provided with control circuit and battery core in wherein said housing, wherein said control circuit comprises an OTG control module, and described OTG transmission line is electrically connected on described OTG control module, described USB port, charge port, OTG mouth, and TF bayonet socket is all electrically connected on described control circuit.
Wherein, described housing is also provided with louvre.
Wherein, described control circuit also comprises charging module, discharge module, temperature detecting module, electricity quantity display module.
Wherein, described OTG control module comprises: TF card module for reading and writing, hub module, and described hub module is coupled to described TF card module and USB port, and is electrically connected on described OTG transmission line.
Wherein, described TF card module for reading and writing comprises main control chip U3, and its model is: GL823K, and the data input pin of described main control chip U3 is connected to TF card data terminal, and data output is connected to hub module.
Wherein, described hub module comprises main control chip U4, and the data integration of TF card module for reading and writing and USB port is transferred to OTG transmission line by described main control chip U4, and described OTG transmission line is connected to read-write operating equipment.
Compared with prior art, the portable power source with OTG function of this utility model, OTG function is well incorporated into portable power source by it, make existing portable power source, not only possess storage function, also there is Data expansion simultaneously, memory function, simultaneously can to TF card, the movable storage devices such as USB flash disk carry out read-write operation, and function is more complete.
Accompanying drawing explanation
Fig. 1 is the left perspective structural representation that the utility model has the portable power source of OTG function.
Fig. 2 is the perspective right structural representation that the utility model has the portable power source of OTG function.
Fig. 3 is the power unit circuit diagram that the utility model has the portable power source of OTG function.
Fig. 4 is the TF card module for reading and writing circuit diagram that the utility model has the portable power source of OTG function.
Fig. 5 is the hub module circuit diagram that the utility model has the portable power source of OTG function.
Embodiment
Below with reference to accompanying drawing, elaboration is further given to the utility model.
Refer to accompanying drawing 1, this has the portable power source of OTG function, and it comprises: a housing 1, and described housing 1 is provided with USB port 11, charge port 12, OTG mouth 13, TF bayonet socket 16, and OTG transmission line 14; Be provided with control circuit and battery core in wherein said housing 1, wherein said control circuit comprises an OTG control module, and described OTG transmission line is electrically connected on described OTG control module, described USB port 11, charge port 12, OTG mouth 13, TF bayonet socket 16 is all electrically connected on described control circuit.
Further, described housing 1 is also provided with louvre 15.Described housing 1 sidepiece is also provided with mains switch 17.
Wherein, described control circuit also comprises charging module, discharge module, temperature detecting module, electricity quantity display module.Refer to accompanying drawing 3, it is power supply discharge and recharge partial circuit figure, and main control chip is IP5209, described discharge and recharge, and temperature detection and electric power detection module all complete under this chip controls.
Live part: the machine adopts 3.7V polymer battery to power, be connected to IP5209 the 9th pin VBAT to input, when the low electricity of local battery, can be connected to MICROUSB interface by external charger, 5V power supply is from USB pin by IP5209 the 20th, and 21 pin are input to chip internal, ask in chip and automatically enter charged state after 5V voltage being detected, system meeting self-regulation charging current, adapts to the adapter of different loads ability, confirms not pull and support adapter.
Integrated one of discharge portion: IP5209 exports 5V voltage, the boost DC/DC converter of load capacity 2.4A, and 3.7V inputs, and during 5V/1A, efficiency is 95%, 5V/2A efficiency is 92.5%.By the 16th, 17VOUT pin exports 5V voltage and comes; then being connected to two large USB stand outputs, built-in soft start function, preventing the impulse current when starting from excessively causing fault; the defencive functions such as integrated output overcurrent, short circuit, overvoltage, excess temperature, guarantee that system stability works reliably.
The integrated NTC function of NTC temperature detecting function: IP5209, is connected to the thermistor pad on battery, can detects battery temperature by chip the 6th pin NTC, when temperature is higher than 45 degree, charging current reduces half, when temperature is higher than 55 degree, stops charging.
Electric quantity display function: built-in chip type voltameter function, can accurately show battery dump energy, LED1, LED2, LED3, LED4, represents different electricity respectively.
Wherein, described OTG control module comprises: TF card module for reading and writing, hub module, and described hub module is coupled to described TF card module and USB port, and is electrically connected on described OTG transmission line.Wherein TF card module for reading and writing, hub module is that IP5209 powers by above-mentioned main control chip.
Refer to accompanying drawing 4, described TF card module for reading and writing comprises main control chip U3, and its model is: GL823K, and the data input pin of described main control chip U3 is connected to TF card data terminal, and data output is connected to hub module.
Refer to accompanying drawing 5, described hub module comprises main control chip U4, and the data integration of TF card module for reading and writing and USB port is transferred to OTG transmission line by described main control chip U4, and described OTG transmission line is connected to read-write operating equipment.First, when needs TF card expansion capacity, read TF data and mainly lead to U3 chip to realize card-reading function, be then transferred to U4 by usb communication.When needs USB flash disk expansion capacity, data are mainly connected to USB seat J3 by USB flash disk, and data are sent to U4.Then, TF card is passed and is sent on OTG data wire for data and USB flash disk forward data simultaneously, so just can realize two expansion mouths, read TF and USB flash disk data message simultaneously.OTG data wire is mainly dragged down by the ID holding wire on data wire and controls the inner OTG function of mobile phone open, the mobile read-write equipment such as such mobile phone just can read data inside TF card and USB flash disk and file content simultaneously, is embodied as the function that capacity expanded by mobile phone.
Foregoing; be only preferred embodiment of the present utility model; not for limiting embodiment of the present utility model; those of ordinary skill in the art are according to central scope of the present utility model and spirit; can carry out corresponding flexible or amendment very easily, therefore protection range of the present utility model should be as the criterion with the protection range required by claims.
Claims (6)
1. have a portable power source for OTG function, it is characterized in that, comprising: a housing, described housing is provided with USB port, charge port, OTG mouth, TF bayonet socket, and OTG transmission line; Be provided with control circuit and battery core in wherein said housing, wherein said control circuit comprises an OTG control module, and described OTG transmission line is electrically connected on described OTG control module, described USB port, charge port, OTG mouth, and TF bayonet socket is all electrically connected on described control circuit.
2. there is the portable power source of OTG function as claimed in claim 1, it is characterized in that, described housing is also provided with louvre.
3. have the portable power source of OTG function as claimed in claim 1, it is characterized in that, described control circuit also comprises charging module, discharge module, temperature detecting module, electricity quantity display module.
4. there is the portable power source of OTG function as claimed in claim 1, it is characterized in that, described OTG control module comprises: TF card module for reading and writing, hub module, described hub module is coupled to described TF card module for reading and writing and USB port, and is electrically connected on described OTG transmission line.
5. there is the portable power source of OTG function as claimed in claim 4, it is characterized in that, described TF card module for reading and writing comprises main control chip U3, and its model is: GL823K, the data input pin of described main control chip U3 is connected to TF card data terminal, and data output is connected to hub module.
6. there is the portable power source of OTG function as claimed in claim 4, it is characterized in that, described hub module comprises main control chip U4, and the data integration of TF card module for reading and writing and USB port is transferred to OTG transmission line by described main control chip U4, and described OTG transmission line is connected to read-write operating equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520743466.0U CN204947689U (en) | 2015-09-23 | 2015-09-23 | There is the portable power source of OTG function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520743466.0U CN204947689U (en) | 2015-09-23 | 2015-09-23 | There is the portable power source of OTG function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204947689U true CN204947689U (en) | 2016-01-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520743466.0U Expired - Fee Related CN204947689U (en) | 2015-09-23 | 2015-09-23 | There is the portable power source of OTG function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204947689U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106451693A (en) * | 2016-12-21 | 2017-02-22 | 杨继宝 | Mobile power pack and OTG (on-the-go) data cable |
| CN107147798A (en) * | 2017-05-25 | 2017-09-08 | 维沃移动通信有限公司 | A kind of control method and terminal of terminal output current |
| CN107832243A (en) * | 2017-11-14 | 2018-03-23 | 广东欧珀移动通信有限公司 | OTG equipment current-limiting apparatus, method and electronic equipment |
| CN108242841A (en) * | 2018-03-08 | 2018-07-03 | 山东超越数控电子股份有限公司 | A kind of mobile power and its method of work with store function |
-
2015
- 2015-09-23 CN CN201520743466.0U patent/CN204947689U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106451693A (en) * | 2016-12-21 | 2017-02-22 | 杨继宝 | Mobile power pack and OTG (on-the-go) data cable |
| CN106451693B (en) * | 2016-12-21 | 2024-04-12 | 杨继宝 | Treasured charges and OTG data line |
| CN107147798A (en) * | 2017-05-25 | 2017-09-08 | 维沃移动通信有限公司 | A kind of control method and terminal of terminal output current |
| CN107832243A (en) * | 2017-11-14 | 2018-03-23 | 广东欧珀移动通信有限公司 | OTG equipment current-limiting apparatus, method and electronic equipment |
| CN108242841A (en) * | 2018-03-08 | 2018-07-03 | 山东超越数控电子股份有限公司 | A kind of mobile power and its method of work with store function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160106 Termination date: 20200923 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |