CN206332492U - The battery pack of wide-voltage range input - Google Patents
The battery pack of wide-voltage range input Download PDFInfo
- Publication number
- CN206332492U CN206332492U CN201720041057.5U CN201720041057U CN206332492U CN 206332492 U CN206332492 U CN 206332492U CN 201720041057 U CN201720041057 U CN 201720041057U CN 206332492 U CN206332492 U CN 206332492U
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- China
- Prior art keywords
- battery
- circuit
- oxide
- semiconductor
- metal
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- 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
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The utility model belongs to battery technology field; the battery pack that specifically related to wide-voltage range is inputted; including the lithium battery group being sequentially connected, battery protecting circuit and battery management circuit; the battery management circuit includes Charge Management IC and equalizing circuit; the equalizing circuit includes the first metal-oxide-semiconductor, the second metal-oxide-semiconductor and equilibrium IC; first metal-oxide-semiconductor is connected with charging positive terminal; second metal-oxide-semiconductor is connected with electric discharge positive terminal; the Charge Management IC is connected with equalizing circuit; the Charge Management IC models TP5100, the balanced IC models MM3513.By setting battery management circuit, to carry out step-down drop stream to 8.4~19V input voltage, to obtain the applicable charging voltage of lithium battery group and electric current.
Description
Technical field
The utility model belongs to battery technology field, and in particular to the battery pack of wide-voltage range input.
Background technology
With developing rapidly for electronic equipment, its function is stronger and stronger, and power consumption is greatly increased, to its used power supply
The requirement of capacity also more and more higher, in order to meet the requirement that electronic equipment is used, many electronic equipments of in the market can use battery
Group.
Current binodal battery pack is required for the charger of standard configuration could to be charged to cell safety, if adapter is broken
It can not be charged to battery pack, the inconvenience of user can be caused.If directly charged with high voltage to battery pack, hold very much
Easy burn-out battery pack.
Utility model content
The purpose of this utility model is：In view of the shortcomings of the prior art there is provided the battery pack of wide-voltage range input, with
Expand battery pack charging input voltage range.
To achieve these goals, the utility model is adopted the following technical scheme that：
The battery pack of wide-voltage range input, including lithium battery group, battery protecting circuit and the cell tube being sequentially connected
Circuit is managed, the battery management circuit includes Charge Management IC and equalizing circuit, and the equalizing circuit includes the first metal-oxide-semiconductor, the
Two metal-oxide-semiconductors and equilibrium IC, the first metal-oxide-semiconductor are connected with charging positive terminal, and second metal-oxide-semiconductor is connected with electric discharge positive terminal, institute
State Charge Management IC to be connected with equalizing circuit, the Charge Management IC models TP5100, the balanced IC models MM3513.
The a kind of of the battery pack inputted as wide-voltage range described in the utility model improves, the battery protecting circuit
Including battery protection ic, the battery protection ic model S8252.
The a kind of of the battery pack inputted as wide-voltage range described in the utility model improves, and the lithium battery group includes
The single lithium battery of two series connection.
The a kind of of the battery pack inputted as wide-voltage range described in the utility model improves, the battery management circuit
Also include charging indicator light, the charging indicator light is connected with the Charge Management IC.
The beneficial effects of the utility model are：The battery pack of wide-voltage range input, including the lithium being sequentially connected are provided
Battery pack, battery protecting circuit and battery management circuit, the battery management circuit include Charge Management IC and equalizing circuit,
The equalizing circuit includes the first metal-oxide-semiconductor, the second metal-oxide-semiconductor and equilibrium IC, and the first metal-oxide-semiconductor is connected with charging positive terminal, described
Second metal-oxide-semiconductor is connected with electric discharge positive terminal, and the Charge Management IC is connected with equalizing circuit, the Charge Management IC models
TP5100, the balanced IC models MM3513.By setting battery management circuit, to be carried out to 8.4~19V input voltage
Step-down drop stream, to obtain the applicable charging voltage of lithium battery group and electric current.
Brief description of the drawings
Fig. 1 is the new structured flowchart of this reality.
Fig. 2 is battery protecting circuit figure of the present utility model.
Fig. 3 is battery management circuit figure of the present utility model.
Fig. 4 is equalizing circuit figure of the present utility model.
Embodiment
The utility model and its advantage are made further in detail below in conjunction with embodiment and Figure of description
Describe in detail bright, still, embodiment of the present utility model is not limited thereto.
As shown in Fig. 1 to Fig. 4, wide-voltage range input battery pack, including be sequentially connected lithium battery group, battery protection
Circuit and battery management circuit, the battery management circuit include Charge Management IC and equalizing circuit, the equalizing circuit bag
Include the first metal-oxide-semiconductor Q1, the second metal-oxide-semiconductor Q2 and equilibrium IC, the first metal-oxide-semiconductor Q1 are connected with charging positive terminal B+, the 2nd MOS
Pipe Q2 is connected with electric discharge positive terminal P+, and the Charge Management IC is connected with equalizing circuit, the Charge Management IC models
TP5100, the balanced IC models MM3513.
By setting battery management circuit, to carry out step-down drop stream to 8.4~19V input voltage, to obtain lithium battery
The applicable charging voltage of group and electric current.Equalizing circuit in battery management circuit, realizes Charge Management IC working state control.
When i.e. insertion charger charges, balanced IC actions one high level of output turns off the first metal-oxide-semiconductor Q1 and the second metal-oxide-semiconductor Q2,
Charge Management IC is acted, and battery protecting circuit is charged normal；When extracting charger, balanced IC actions one low level of output is beaten
The first metal-oxide-semiconductor Q1 and the second metal-oxide-semiconductor Q2, charging positive terminal B+ and the P+ conductings of electric discharge positive terminal are opened, Charge Management IC is failure to actuate, electricity
Pond protection circuit regular picture.
Preferably, the battery protecting circuit includes battery protection ic, the battery protection ic model S8252.Should
Battery protecting circuit realize to the overcharging of lithium battery group, cross put, excessively stream, the protection such as short circuit.
Preferably, the lithium battery group includes the single lithium battery of two series connection, its output voltage range of connecting is
6.0V~8.4V.
Preferably, the battery management circuit also includes charging indicator light, the charging indicator light and the charging valve
IC connections are managed, the charging indicator light includes LED1 and LED2, for showing charged state.
The announcement and teaching of book according to the above description, the utility model those skilled in the art can also be to above-mentioned reality
The mode of applying is changed and changed.Therefore, the utility model is not limited to above-mentioned embodiment, every this area skill
It is new that art personnel any conspicuously improved, replacement made on the basis of the utility model or modification belong to this practicality
The protection domain of type.Although in addition, having used some specific terms in this specification, these terms are intended merely to convenient say
It is bright, any limitation is not constituted to the utility model.
Claims (4)
1. the battery pack of wide-voltage range input, it is characterised in that：Including be sequentially connected lithium battery group, battery protecting circuit with
And battery management circuit, the battery management circuit include Charge Management IC and equalizing circuit, the equalizing circuit include first
Metal-oxide-semiconductor, the second metal-oxide-semiconductor and equilibrium IC, the first metal-oxide-semiconductor are connected with charging positive terminal, and second metal-oxide-semiconductor is being connected with electric discharge just
Extremely, the Charge Management IC is connected with equalizing circuit, the Charge Management IC models TP5100, the balanced IC models
MM3513。
2. the battery pack of wide-voltage range input according to claim 1, it is characterised in that：The battery protecting circuit bag
Include battery protection ic, the battery protection ic model S8252.
3. the battery pack of wide-voltage range input according to claim 1, it is characterised in that：The lithium battery group includes two
The single lithium battery of individual series connection.
4. the battery pack of wide-voltage range input according to claim 1, it is characterised in that：The battery management circuit is also
Including charging indicator light, the charging indicator light is connected with the Charge Management IC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720041057.5U CN206332492U (en) | 2017-01-13 | 2017-01-13 | The battery pack of wide-voltage range input |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720041057.5U CN206332492U (en) | 2017-01-13 | 2017-01-13 | The battery pack of wide-voltage range input |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206332492U true CN206332492U (en) | 2017-07-14 |
Family
ID=59294153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720041057.5U Expired - Fee Related CN206332492U (en) | 2017-01-13 | 2017-01-13 | The battery pack of wide-voltage range input |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206332492U (en) |
-
2017
- 2017-01-13 CN CN201720041057.5U patent/CN206332492U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170714 Termination date: 20200113 |