CN203950864U - The one lithium battery that can boost - Google Patents
The one lithium battery that can boost Download PDFInfo
- Publication number
- CN203950864U CN203950864U CN201420389421.3U CN201420389421U CN203950864U CN 203950864 U CN203950864 U CN 203950864U CN 201420389421 U CN201420389421 U CN 201420389421U CN 203950864 U CN203950864 U CN 203950864U
- Authority
- CN
- China
- Prior art keywords
- battery
- negative pole
- circuit
- battery core
- pin
- 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
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The one lithium battery that can boost, comprise battery container and the battery core that original output voltage is provided, this battery core has an anodal and negative pole, be provided with a wiring board at battery container inner chamber, wiring board is provided with charge protector, discharge protection circuit and original output voltage is increased to the booster circuit to predetermined voltage, the positive terminal of described charge protector, discharge protection circuit and booster circuit is all connected with the positive pole of battery core, and its negative pole end is connected with the negative pole of battery core respectively; In battery container, establish a circuit board being connected with battery core; this circuit board is provided with charge protector, discharge protection circuit and booster circuit; owing to adopting the lithium battery that boosts of the present utility model; when lithium battery is carried out to overcurrent and short-circuit protection; can also make original output voltage 3.6V increase to predetermined voltage 5.0V, expand the scope of application of lithium ion battery.
Description
Technical field
The utility model relates to battery technology field, especially a kind of lithium battery boosting.
Background technology
Lithium ion battery is because battery capacity is stable, safe, has excellent cycle life, and High-current output can be provided, in field of mobile phones extensive application; The battery that some mobile phone uses is at present nominally 5V, but the voltage of cell phone lithium-ion batteries is generally 3.6V or 3.7V, the voltage that single battery can provide often can not meet the required voltage of some mobile phones, often need 4 batteries series connection to use, not only volume is large, and battery charging time easily generates heat, charge efficiency is low; Be difficult to adapt to the demand of 5V voltage mobile phone.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and the one lithium battery that can boost is provided, and this lithium battery that can boost, can be raised to 5.0V the voltage in single-lithium-battery pond, meets the requirement of mobile phone to voltage.
The technical scheme in the invention for solving the technical problem is: the one lithium battery that can boost, comprise battery container and the battery core that original output voltage is provided, this battery core has an anodal and negative pole, it is characterized in that: be provided with a wiring board at battery container inner chamber, wiring board be provided with charge protector, discharge protection circuit and with charge protector and discharge protection circuit phase the booster circuit that connects; The positive terminal of described charge protector, discharge protection circuit and booster circuit is all connected with the positive pole of battery core, and its negative pole end is connected with the negative pole of battery core respectively.
Described wiring board also comprises the chip that boosts; VCC pin and the EN pin of the described chip that boosts are connected on charge protector; the OC pin of the described chip that boosts is distinguished connecting resistance R3 and is connected with charging, the shared negative pole end of electric discharge after resistance R 2 with FB pin; the GND pin of the described chip that boosts connects charging, electric discharge shares negative pole end, described in the boost LX pin of chip be connected on booster circuit and discharge protection circuit.
The beneficial effects of the utility model are: in battery container, establish a circuit board being connected with battery core; this circuit board is provided with charge protector, discharge protection circuit and booster circuit; owing to adopting the lithium battery that boosts of the present utility model; when lithium battery is carried out to overcurrent and short-circuit protection; can also make original output voltage 3.6V increase to predetermined voltage 5.0V, expand the scope of application of lithium ion battery.
brief description of the drawings:
Fig. 1 is the utility model electrical block diagram;
Fig. 2 is the utility model circuit board structure schematic diagram.
In figure: 1. input positive terminal, 2. diode, the chip that 3. boosts, 5. output cathode end, 6. charging, electric discharge share negative pole end, 9. inductance, 10. circuit board, 11. battery cores, 12. housings.
embodiment:
With reference to Figure of description, the utility model is described in further detail.
As shown in Figure 1-2, the one lithium battery that can boost, comprise battery container and the battery core 11 that original output voltage is provided, this battery core 11 has an anodal and negative pole, be provided with a wiring board 10 at battery container 12 inner chambers, wiring board 10 is provided with charge protector, discharge protection circuit and original output voltage is increased to the booster circuit to predetermined voltage, and described charge protector and discharge protection circuit are all with booster circuit phase and connect;
The positive terminal of wiring board 10 is connected with the positive and negative electrode of battery core 11 respectively with negative pole end; Concrete, described wiring board 10 is provided with two positive terminals, and it is respectively the input positive terminal 1 being connected with charge protector, the output cathode end 5 being connected with discharge protection circuit; The charging being connected with charge protector and discharge protection circuit, an electric discharge share negative pole end 6.
In addition; described wiring board 10 also comprises the chip 3 that boosts; its model is FPB6291; VCC pin and the EN pin of the described chip 3 that boosts are connected on charge protector; the OC pin of the described chip 3 that boosts is distinguished connecting resistance R3 and is connected with charging, the shared negative pole end 6 of electric discharge after resistance R 2 with FB pin; the GND pin of the described chip 3 that boosts also connects charging, electric discharge shares negative pole end 6, described in the boost LX pin of chip 3 be connected on booster circuit and discharge protection circuit.
Described booster circuit comprises the chip 3 that boosts, inductance 9, diode 2 and resistance R 1 and resistance R 2, and object is that lithium ion battery is risen to 5.0V by 3.6V.
Except technical characterictic described in specification, be those skilled in the art known technology.
Claims (2)
1. the lithium battery that can boost, comprise battery container and the battery core that original output voltage is provided, this battery core has an anodal and negative pole, it is characterized in that: be provided with a wiring board (10) at battery container (12) inner chamber, wiring board (10) be provided with charge protector, discharge protection circuit and with charge protector and discharge protection circuit phase the booster circuit that connects; The positive terminal of described charge protector, discharge protection circuit and booster circuit is all connected with the positive pole of battery core (11), and its negative pole end is connected with the negative pole of battery core (11) respectively.
2. the one according to claim 1 lithium battery that can boost; it is characterized in that: described wiring board (10) also comprises the chip (3) that boosts; VCC pin and the EN pin of the described chip that boosts (3) are connected on charge protector; the OC pin of the described chip that boosts (3) is connected with charging, the shared negative pole end (6) of electric discharge with resistance R 2 is rear with FB pin difference connecting resistance R3; the GND pin of the described chip that boosts (3) connects charging, electric discharge shares negative pole end (6), described in the boost LX pin of chip (3) be connected on booster circuit and discharge protection circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420389421.3U CN203950864U (en) | 2014-07-15 | 2014-07-15 | The one lithium battery that can boost |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420389421.3U CN203950864U (en) | 2014-07-15 | 2014-07-15 | The one lithium battery that can boost |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203950864U true CN203950864U (en) | 2014-11-19 |
Family
ID=51892884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420389421.3U Expired - Fee Related CN203950864U (en) | 2014-07-15 | 2014-07-15 | The one lithium battery that can boost |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203950864U (en) |
-
2014
- 2014-07-15 CN CN201420389421.3U patent/CN203950864U/en not_active Expired - Fee Related
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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: 20141119 Termination date: 20150715 |
|
| EXPY | Termination of patent right or utility model |