CN204333158U - A kind of complete isolated lithium battery - Google Patents
A kind of complete isolated lithium battery Download PDFInfo
- Publication number
- CN204333158U CN204333158U CN201520007118.7U CN201520007118U CN204333158U CN 204333158 U CN204333158 U CN 204333158U CN 201520007118 U CN201520007118 U CN 201520007118U CN 204333158 U CN204333158 U CN 204333158U
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- chip
- isolator
- lithium battery
- interface
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- 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
Abstract
The utility model discloses a kind of complete isolated lithium battery, comprise supervisory circuit and buffer circuit, described supervisory circuit is provided with the first chip connected successively in order, second chip, 3rd chip and the 4th chip, the remote alarm interface ALERThi of described second chip is connected with the 3rd chip, the remote alarm interface ALERTlo of described first chip is connected to resistance and ground connection, described first chip and the second built-in chip type ADC transducer and the input end interface VIN0 on it, VIN1, VIN5 with VIN6 is connected, input end interface VIN0, VIN1, the external analog signal of VIN5 and VIN6, described buffer circuit is provided with isolator ADuM5404, ADuM1400, ADuM1401, described isolator ADuM5404 respectively with the DRIVE pin of the first chip, isolator ADuM1400 is connected with the power positive end VDD pin of isolator ADuM1401.The utility model adopts chip AD7280A to be transmission monitor, chip AD8220 is auxiliary monitoring device, can provide accurate voltage measurement data, carries out effective monitoring to battery unit, extending battery life also guarantees safety, can implement to report to the police when level input is abnormal simultaneously.
Description
Technical field
The utility model relates to field of lithium, relates in particular to a kind of complete isolated lithium battery.
Background technology
Along with the fast development of electron trade, also more and more higher to the requirement of battery, by traditional independent pursuit capacity, change into and pursue the many-side such as quality, volume.Because disposable battery does not meet ecological requirements, therefore can the recharge electric discharge market demand that has the lithium battery of the features such as lightweight, high-voltage value and high-energy-density concurrently grow with each passing day in recent years, lithium battery is owing to having extremely strong flexibility, and there is above technical advantage, and welcome the opportunity of development.Along with the variation of function affiliated by the mobile device such as mobile phone, panel computer, the electric quantity consumption of mobile device also increases thereupon, people meet the demand to mobile device battery electric quantity by battery capacity, also have product due to the power ratio of product own larger, Li-ion batteries piles can be adopted power, and Li-ion batteries piles comprises a large amount of battery units, must correctly monitor and could improve battery efficiency.
Utility model content
The purpose of this utility model is, for the problems referred to above, provides a kind of complete isolated lithium battery that can carry out effective monitoring to battery unit.
For achieving the above object, the utility model adopts following technical scheme:
A kind of complete isolated lithium battery, comprise supervisory circuit and buffer circuit, described supervisory circuit is provided with the first chip connected successively in order, second chip, 3rd chip and the 4th chip, wherein, the remote alarm interface ALERThi of described second chip is connected with described 3rd chip, the remote alarm interface ALERTlo of described first chip is connected to resistance and ground connection, described first chip and described second built-in chip type ADC transducer and the input end interface VIN0 on it, VIN1, VIN5 with VIN6 is connected, described input end interface VIN0, VIN1, the external analog signal of VIN5 and VIN6, described buffer circuit is provided with isolator ADuM5404, ADuM1400, ADuM1401, described isolator ADuM5404 respectively with the DRIVE pin of described first chip, the power positive end VDD pin of described isolator ADuM1400 and the power positive end VDD pin of described isolator ADuM1401 connect.
Further, the model of described first chip and described second chip is AD7280A, and the battery equilibrium interface CB1 of described first chip and described second chip is connected a transistor respectively with on CB6 pin.
Further, the power positive end VDD pin of described first chip and described second chip is respectively connected to an inductance and voltage-stabiliser tube respectively.
Further, the model of described 3rd chip and described 4th chip is AD8220.
Further, the operating voltage range of described first chip, the second chip, the 3rd chip and the 4th chip is 8V to 30V.
Implement the utility model and there is following beneficial effect: the utility model adopts chip AD7280A to be transmission monitor, chip AD8220 is auxiliary monitoring device, accurate voltage measurement data can be provided, effective monitoring is carried out to battery unit, extending battery life also guarantees its safety, chip AD7280A of the present utility model and chip AD8220 is also provided with remote alarm interface, there is warning function, implement to report to the police when level input is abnormal, the low-pressure end of isolator to chip AD7280A and chip AD8220 carries out high-tension current insulation blocking, battery equilibrium interface CB1 and the CB6 pin of chip AD7280A are connected a transistor respectively, transistor is controlled, allow each battery discharge, and ensure that all batteries have identical voltage, the power input VDD pin of chip AD7280A connects inductance and voltage-stabiliser tube, filtering is carried out by inductance, avoid interference, voltage stabilizing is carried out by voltage-stabiliser tube, ensure the stability of voltage input.
Accompanying drawing explanation
Fig. 1 is circuit diagram of the present utility model;
Fig. 2 is the enlarged drawing of the utility model first chip;
Fig. 3 is the enlarged drawing of the utility model second chip;
Fig. 4 is the enlarged drawing of the utility model the 3rd chip;
Fig. 5 is the enlarged drawing of the utility model the 4th chip;
Fig. 6 is the enlarged drawing of the utility model buffer circuit.
In figure: 1, the first chip; 2, the second chip; 3, the 3rd chip; 4, the 4th chip.
Embodiment
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.
Referring to figs. 1 to Fig. 6, a kind of complete isolated lithium battery, comprise supervisory circuit and buffer circuit, supervisory circuit is provided with the first chip 1, second chip 2, the 3rd chip 3 and the 4th chip 4 that connect successively in order, and the operating voltage range of said chip is 8V to 30V.Wherein, the model of the first chip 1 and the second chip 2 is AD7280A, both connect identical pin correspondence, the power positive end VDD pin of the first chip 1 connects the power supply negative terminal VSS pin of the second chip 2, the remote alarm interface ALERTlo of the first chip 1 is connected to resistance and ground connection, first chip 1 is connected with the input end interface VIN0 on it, VIN1, VIN5 and VIN6 with the built-in ADC transducer of the second chip 2, input end interface VIN0, the external analog signal of VIN1, VIN5 and VIN6.The battery equilibrium interface CB1 of the first chip 1 and the second chip 2 is connected a transistor respectively with on CB6 pin, chip controls transistor, allow each cell discharge, and make all battery units have identical voltage by force, the power positive end VDD pin of the first chip 1 and the second chip 2 is respectively connected to an inductance and voltage-stabiliser tube respectively, carries out filtering by inductance, avoid interference, carry out voltage stabilizing by voltage-stabiliser tube, ensure the stability of voltage input.The remote alarm interface ALERThi of the second chip 2 is connected with the 3rd chip 3, and the model of the 3rd chip 3 and the 4th chip 4 is AD8220, and both connect identical pin correspondence.In order to optimize communicate ability, shielding is provided, the line of the first chip 1 and the second chip 2 is respectively furnished with the electric capacity that a value is 22pF, these electric capacity one ends are connected on the line between the power positive end VDD pin of the first chip 1 and the power supply negative terminal VSS pin of the second chip 2, and one end is connected on the line of PD, CS, SCLK, SDI, CNVST and ALERT of the first chip 1 and the second chip 2 in addition.Similar, the line of the 3rd chip 3 and the 4th chip 4 is also all respectively furnished with the electric capacity that a value is 22pF.
Buffer circuit is provided with isolator ADuM5404, ADuM1400, ADuM1401, isolator ADuM5404 is connected with the power positive end VDD pin of the DRIVE pin of the first chip 1, the power positive end VDD pin of isolator ADuM1400 and isolator ADuM1401 respectively, isolator ADuM5404 provides the isolation and amplifier of 5V to the first chip 1, and provides supply voltage for isolator ADuM1400 and isolator ADuM1401.Isolator ADuM5404, ADuM1400 are also connected with the 4th chip 4 respectively, isolator to the first chip 1, the low-pressure end of the second chip 2, the 3rd chip 3 and the 4th chip 4 carries out high-tension current insulation blocking.
The utility model is not limited to above-mentioned embodiment; anyone can draw other various forms of products under enlightenment of the present utility model; above-mentioned embodiment is only schematic; instead of it is restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; do not departing under the ambit that the utility model aim and claim protect, also can make a lot of form, these all belong within protection of the present utility model.
Claims (5)
1. a complete isolated lithium battery, it is characterized in that: comprise supervisory circuit and buffer circuit, described supervisory circuit is provided with the first chip (1) connected successively in order, second chip (2), 3rd chip (3) and the 4th chip (4), wherein, the remote alarm interface ALERThi of described second chip (2) is connected with described 3rd chip (3), the remote alarm interface ALERTlo of described first chip (1) is connected to resistance and ground connection, described first chip (1) and the built-in ADC transducer of described second chip (2) and the input end interface VIN0 on it, VIN1, VIN5 with VIN6 is connected, described input end interface VIN0, VIN1, the external analog signal of VIN5 and VIN6, described buffer circuit is provided with isolator ADuM5404, ADuM1400, ADuM1401, described isolator ADuM5404 respectively with the DRIVE pin of described first chip (1), the power positive end VDD pin of described isolator ADuM1400 and the power positive end VDD pin of described isolator ADuM1401 connect.
2. the complete isolated lithium battery of one according to claim 1, it is characterized in that: the model of described first chip (1) and described second chip (2) is AD7280A, the battery equilibrium interface CB1 of described first chip (1) and described second chip (2) is connected a transistor respectively with on CB6 pin.
3. the complete isolated lithium battery of one according to claim 2, is characterized in that: the power positive end VDD pin of described first chip (1) and described second chip (2) is respectively connected to an inductance and voltage-stabiliser tube respectively.
4. the complete isolated lithium battery of one according to claim 1, is characterized in that: the model of described 3rd chip (3) and described 4th chip (4) is AD8220.
5. the complete isolated lithium battery of one according to claim 1, is characterized in that: the operating voltage range of described first chip (1), the second chip (2), the 3rd chip (3) and the 4th chip (4) is 8V to 30V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520007118.7U CN204333158U (en) | 2015-01-07 | 2015-01-07 | A kind of complete isolated lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520007118.7U CN204333158U (en) | 2015-01-07 | 2015-01-07 | A kind of complete isolated lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204333158U true CN204333158U (en) | 2015-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520007118.7U Expired - Fee Related CN204333158U (en) | 2015-01-07 | 2015-01-07 | A kind of complete isolated lithium battery |
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| Country | Link |
|---|---|
| CN (1) | CN204333158U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107666017A (en) * | 2016-07-27 | 2018-02-06 | 三星Sdi株式会社 | Battery system for motor vehicle driven by mixed power |
-
2015
- 2015-01-07 CN CN201520007118.7U patent/CN204333158U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107666017A (en) * | 2016-07-27 | 2018-02-06 | 三星Sdi株式会社 | Battery system for motor vehicle driven by mixed power |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160307 Address after: 518000 Guangdong province Shenzhen city Fuyong street Baoan District Funing first industrial zone of high-tech industrial park C Building 5 floor Patentee after: Shenzhen Hai Tong Tong Electronic Limited by Share Ltd Address before: 518000 building B2, building, Fumin Industrial Zone, Fu Shui street, Guangdong, Shenzhen, China Patentee before: Yan Huaijun |
|
| 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: 20150513 Termination date: 20200107 |