CN104079043A - Charge control system capable of realizing switching among multiple charge modes - Google Patents
Charge control system capable of realizing switching among multiple charge modes Download PDFInfo
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- CN104079043A CN104079043A CN201410350351.5A CN201410350351A CN104079043A CN 104079043 A CN104079043 A CN 104079043A CN 201410350351 A CN201410350351 A CN 201410350351A CN 104079043 A CN104079043 A CN 104079043A
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Abstract
The invention provides a charge control system capable of realizing switching among multiple charge modes. The charge control system comprises a charge module, a charge switching module and a charge management module, wherein the charge module is used for transmitting the rated charge current to the charge control system through a charge interface arranged on the charge module; the charge switching module is used for providing the multiple charge modes to be selected by a user; the charge management module is used for calculating the current value of the charge current of a battery of electronic equipment according to the charge mode selected by the user and judging whether the calculated current value of the charge current is matched with the rated current value of the charge current transmitted by the charge module or not, if yes, the charge state is entered and the battery of the electronic equipment is charged, and otherwise, the user is required to reselect the charge mode matched with the rated current value of the charge current transmitted by the charge module; and the charge management module is provided with a plurality of pins. According to the charge control system, the multiple charge modes are provided to be selected by the user, the charge modes are more convenient and flexible in operation, and the usage is more humanized.
Description
Technical field
The invention belongs to portable power source technical field, relate to a kind of charge control system, particularly relate to a kind of charge control system that can switch between multiple charge mode.
Background technology
Charging is precious refer to can be directly to charging of mobile devices and self there is the device of charge storage unit, be also called portable power source.Main category charging is precious in the market, substantially all the USB of configuration standard output, substantially can meet the multiple digital products such as the common mobile device mobile phone of existing market, PAD, PSP, digital camera, along with the popularization and application of all kinds of mobile electronic terminal products, it is standby to do that increasing electronic consumer all can configure a portable charged treasured.Charging is precious is various electronic product power supplies as stand-by power supply, and the charging rate of self and flying power also enjoy consumer to pay close attention to.
The charging of selling is in the market precious, all mostly that charging modes with 5V/1A is to the precious charging of charging, charging Bora for 11200mAh, 10400mAh equal-specification is said, after exhausting, electric weight charges by 5V/1A, need to expend long time (generally more than 10 hours) could be full of charging treasured, and with the charge mode of 5V/1A, the maximum power that external power source provides is 5W, and general PAD needs the operating power of 5V/1.5A7.5W, so when charging is after precious electric weight exhausts, the pattern that charging limit, limit is PAD normal power supply of can not take is carried out work at once; Also there is a few species charging treasured to take 5V/2A charging modes as the precious charging of charging, charging rate is quick, and after electric weight exhausts, can take charging limit, limit carries out work as the pattern of the electronic product normal power supplies such as PAD, but must be equipped with the charger of a 5V/2A specification, the charging of selling is in the market precious, substantially be all outfit standard charging USB line, and be not equipped with corresponding charger, most of users are also the charger for mobile phone chargings of taking 5V/1A, in the situation that there is no 5V/2A specification charger, just cannot carry out charging operations for the treasured that charges.
It is the precious charging of charging that existing charging treasured be take 5V/1A and two kinds of modes of 5V/2A substantially, adopts the charge mode of 5V/1A, and the charging interval is long, and the electronic equipment that cannot to power as maximum power while filling when electric weight exhausts be 5W carries out normal power supply; And the charge mode of employing 5V/2A just must be equipped with the charger of a 5V/2A in addition, so when there is no the charger of dimension, cannot be just the bag charging of charging, this charging modes be dumb.
Thereby, how a kind of charge control system that can switch between multiple charge mode is provided, to solve existing charging treasured in prior art, exist the charging interval long, cannot to electronic equipment, power on charging limit, limit, or need to be equipped with in addition charger while adopting other charge mode to complete the defect of charging operations, the real practitioner in the art's technical problem urgently to be resolved hurrily that become.
Summary of the invention
The shortcoming of prior art in view of the above, the object of the present invention is to provide a kind of charge control system that can switch between multiple charge mode, for solving the charging treasured that prior art exists, exist the charging interval long, cannot to electronic equipment, power on charging limit, limit, or need to be equipped with in addition charger while adopting other charge mode to complete the problem of charging operations.
For achieving the above object and other relevant objects, the invention provides a kind of charge control system that can switch between multiple charge mode, for control that the battery of electronic equipment is charged, comprise: charging module, being connected with external power source, is that described charge control system transmits specified charging current for the charging inlet by it; Charging handover module, for providing multiple charge mode to select for user; Charge management module, be connected with described charging handover module with described charging module respectively, for calculating the current value to the charging current of the battery of described electronic equipment according to user-selected charge mode, and whether the current value of the charging current that calculates of judgement matches with the load current value of the charging current of described charging module transmission, if so, entering charged state is the battery charging of described electronic equipment; If not, the charge mode that the load current value that makes user reselect the charging current of transmitting with described charging module matches; Described charge management module has a plurality of pins.
Preferably, described charge control system comprises the filtration module being connected with described charge management module, described filtration module for the metal-oxide-semiconductor conversion to through described charge management module inside after again through the charging current filtering of the first pin and the output of the second pin.
Preferably, described filtration module comprises the first inductance, the first electric capacity, the second electric capacity respectively; Wherein, one end of described the first inductance is connected with the second pin with described the first pin simultaneously, and the other end of described the first inductance is connected with one end of described the first electric capacity, the other end ground connection of described the first electric capacity; One end of described the second electric capacity is connected with the 3rd pin of described charge management module, and the other end of described the second electric capacity is connected with one end of described the first inductance.
Preferably, the 4th pin by the filtered charging current of described filtration module by described charge management module draws back, then the metal-oxide-semiconductor through described charge management module inside is transported to the battery charging that the 5th pin is described electronic equipment.
Preferably, described charging handover module comprises N shelves toggle switch, and the charging current being connected with each grade of toggle switch is determined resistance; One end of described each grade of toggle switch charging current corresponding with it determines that one end of resistance is connected, the other end ground connection of described each grade of toggle switch, and described charging current determines that the other end of resistance and the 6th pin of described charge management module are connected.
Preferably, described charge management module is according to Charge Management formula
the current value of calculating to the charging current of the battery of described electronic equipment, wherein, R
i-setrepresent that the charging current be connected with i shelves toggle switch determines resistance, described charging current determines that the unit of resistance is kilohm.
Preferably, the charging inlet of described charging module is connected to the 7th pin of described charge management module.
Preferably, described charge management module comprises computing unit, the judging unit being connected with described computing unit and the switch element being connected with institute judging unit; Wherein, described computing unit is for calculating the current value to the charging current of the battery of described electronic equipment according to user-selected charge mode; Whether described judging unit matches with the load current value of the charging current of described charging module transmission for the current value that judges the charging current calculating, if so, making described switch element, closed so that it is described electronic equipment in conducting state with described battery, battery charges; If not, make described switch element open so that itself and described battery in off state, to avoid the load current value of the current value of the charging current because calculating and the charging current of described charging module transmission not mate, cause charging anomaly, reselect the charge mode that the maximum charging current value with described charging signals matches.
Preferably, described charge management module adopts the charging management chip that model is MP2617B.
As mentioned above, the charge control system that can switch between multiple charge mode of the present invention, has following beneficial effect:
1, the invention solves the charging treasured existing in prior art and exist the charging interval long, cannot to electronic equipment, power on charging limit, limit, or need to be equipped with in addition charger while adopting other charge mode to complete the technical problem of charging operations, and
2, the present invention can carry out adjustment operation voluntarily according to user's demand and the existing charger specification of user, compares these two kinds of single charge modes of existing 5V/1A or 5V/2A, and charging modes of the present invention is more flexible to operation, uses and has more hommization.
Accompanying drawing explanation
Fig. 1 is shown as the principle assumption diagram of the charge control system that can switch between multiple charge mode of the present invention.
Fig. 2 is shown as the charge control system concrete structure schematic diagram that can switch between multiple charge mode of the present invention.
Element numbers explanation
1 can cut between multiple charge mode
The charge control system changing
11 charging modules
111 charging inlets
12 charging handover modules
121 third gear toggle switchs
13 charge management module
131 first pins
132 second pins
133 the 3rd pins
134 the 4th pins
135 the 5th pins
136 the 6th pins
137 the 7th pins
138 computing units
139 judging units
130 switch elements
14 filtration modules
Embodiment
Below, by specific instantiation explanation embodiments of the present invention, those skilled in the art can understand other advantages of the present invention and effect easily by the disclosed content of this specification.The present invention can also be implemented or be applied by other different embodiment, and the every details in this specification also can be based on different viewpoints and application, carries out various modifications or change not deviating under spirit of the present invention.It should be noted that, in the situation that not conflicting, the feature in following examples and embodiment can combine mutually.
It should be noted that, the diagram providing in following examples only illustrates basic conception of the present invention in a schematic way, satisfy and only show with assembly relevant in the present invention in graphic but not component count, shape and size drafting while implementing according to reality, during its actual enforcement, kenel, quantity and the ratio of each assembly can be a kind of random change, and its assembly layout kenel also may be more complicated.
The present embodiment provides a kind of charge control system 1 that can switch between multiple charge mode, be applied to the battery 21 of electronic equipment 2, refer to Fig. 1, be shown as the principle assumption diagram of the charge control system that can switch between multiple charge mode, the described charge control system 1 that can switch between multiple charge mode comprises: charging module 11, charging handover module 12, charge management module 13 and filtration module 14.Refer to Fig. 2, be shown as the charge control system concrete structure schematic diagram that can switch between multiple charge mode.
Wherein, described charging module 11 is connected with external power source, and it is the specified charging current of described charge control system 1 transmission for the charging inlet 111 by it.In the present embodiment, described charging module 11 employing models are UAF95-05254-1505.
Described charging handover module 12 is connected with described charge management module 13, and it is for providing multiple charge mode to select for user.Described charging handover module 12 comprises N shelves toggle switch, and the charging current being connected with each grade of toggle switch is determined resistance.In the present embodiment, described charging handover module 12 provides 3 kinds of charge modes for user, the first charge mode is charge mode (5V/1A) at a slow speed, the second charge mode is middling speed charge mode (5V/1.5A), the 3rd group of charge mode is fast charge mode (5V/2A), that is to say that described charging handover module 12 comprises a third gear toggle switch 121, and the first charging current being connected with first grade of toggle switch K1 is determined resistance R 1, described the first charging current determines that the resistance of resistance R 1 is 2K Ω, determine resistance R 2 with the second charging current that second gear toggle switch K2 is connected, described the second charging current determines that the resistance of resistance R 2 is 1.53K Ω, the 3rd charging current being connected as toggle switch K3 with the 3rd is determined resistance R 3, described the 3rd charging current determines that the resistance of resistance R 3 is 1K Ω, wherein, the SK-30 that the model that described third gear toggle switch 121 adopts is OMLON.As shown in Figure 2, first grade of toggle switch K1, second gear toggle switch K2, determine that with described the first charging current resistance R 1, the second charging current determine that resistance R 2 and the 3rd charging current determine that one end of resistance R 3 is connected respectively with one end of third gear toggle switch K3, first grade of toggle switch K1, second gear toggle switch K2, with the other end ground connection of third gear toggle switch K3, described the first charging current determines that resistance R 1, the second charging current determine that resistance R 1 and the 3rd charging current determine that the other end of resistance R 3 is connected in described charge management module 13.When user selects take the first charge mode as battery 21 charging, the second charging current determines that resistance R 2 and the 3rd charging current determine that resistance R 3 is unsettled; When user selects take the second charge mode as battery 21 charging, the second charging current determines that resistance R 1 and the 3rd charging current determine that resistance R 3 is unsettled; When user selects take the third charge mode as battery 21 charging, the first charging current determines that resistance R 1 and the second charging current determine that resistance R 2 is unsettled.
Described charge management module 13 is connected with described charging handover module 12 with described charging module 11 respectively, it is for calculating the current value to the charging current of the battery of described electronic equipment according to user-selected charge mode, and the current value of the charging current that calculates of judgement whether with the charging current of described charging module transmission load current value match, if so, entering charged state is the battery charging of described electronic equipment; If not, the charge mode that the load current value that makes user reselect the charging current of transmitting with described charging module matches.In the present embodiment, described charge management module 13 has a plurality of pins, i.e. the first pin 131 (SW1) as shown in Figure 2, the second pin 132 (SW2), the 3rd pin 133 (BST), the 4th pin 134 (SYS), the 5th pin 135 (BATT), the 6th pin 136 (ISET), and the 7th pin 137 (IN).In the present embodiment, described charge management module adopts the charging management chip that model is MP2617B.
Described charge management module 13 also comprises computing unit 138, the judging unit 139 being connected with described computing unit 138 and the switch element 130 being connected with institute judging unit; Described computing unit 138 is for calculating the current value to the charging current of the battery 21 of described electronic equipment 2 according to user-selected charge mode, and wherein, described computing unit is according to Charge Management formula
The current value of calculating to the charging current of the battery of described electronic equipment, wherein, R
i-setrepresent that the charging current be connected with i shelves toggle switch determines resistance, described charging current determines that the unit of resistance is kilohm.Described computing unit 138 is connected with described the 6th pin 136 (ISET).Whether described judging unit 139 matches with the load current value of the charging current of described charging module transmission for the current value that judges the charging current calculating, if so, making described switch element 130, closed so that it is described electronic equipment 2 in conducting state with described battery 21, battery 21 charges; If not, make described switch element 130 open so that itself and described battery 21 in off state, to avoid the load current value of the current value of the charging current because calculating and the charging current of described charging module transmission not mate, cause electronic equipment 2 that charging anomalies occur, and make user reselect the charge mode that the load current value with the charging current of described charging module transmission matches.Wherein, described judging unit 139 is connected with the 7th pin 137 (IN) with described the 6th pin 136 (ISET), and described switch element is connected with described the 5th pin (BATT).Described the first charging current determines that resistance R 1, the second charging current determine that resistance R 1 and the 3rd charging current determine that the other end of resistance R 3 is connected on the 6th pin (ISET) of described charge management module 13.The charging inlet 111 of described charging module 11 is connected to the 7th pin 137 (IN) of described charge management module.In the present embodiment, described charge management module adopts the charging management chip that model is MP2617B.
Described filtration module 14 is connected with described charge management module 13, described filtration module 14 for the metal-oxide-semiconductor conversion to through described charge management module 13 inside after again through the described charging current filtering of the output of the first pin (SW1) and the second pin (SW2).Described filtration module 14 comprises the first inductance L 1, the first capacitor C 1 and the second capacitor C 3 respectively; Wherein, one end of described the first inductance L 1 is connected with the second pin (SW2) with described the first pin (SW1) simultaneously, and the other end of described the first inductance L 1 is connected with one end of described the first capacitor C 1, the other end ground connection of described the first capacitor C 1; One end of described the second capacitor C 2 is connected with the 3rd pin 133 (BST) of described charge management module 13, and the other end of described the second capacitor C 2 is connected with one end of described the first inductance L 1.In the present embodiment, described charging current takes back the 4th pin (SYS) of described charge management module 13 after the external inductance of charge control system 1 and capacitor filtering again, and then through the metal-oxide-semiconductor of described charge management module 13 inside, is delivered to the 5th pin 135 (BATT) and charges for described battery 21.
The charge control system that can switch between multiple charge mode of the present invention has solved the charging treasured existing in prior art and has existed the charging interval long, cannot to electronic equipment, power on charging limit, limit, or need to be equipped with in addition charger while adopting other charge mode to complete the technical problem of charging operations, and provide multiple charge mode to select for user, can carry out adjustment operation voluntarily according to user's demand and the existing charger specification of user, compare these two kinds of single charge modes of existing 5V/1A or 5V/2A, charging modes of the present invention is more flexible to operation, use has more hommization.
So the present invention has effectively overcome various shortcoming of the prior art and tool high industrial utilization.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not for limiting the present invention.Any person skilled in the art scholar all can, under spirit of the present invention and category, modify or change above-described embodiment.Therefore, such as in affiliated technical field, have and conventionally know that the knowledgeable, not departing from all equivalence modifications that complete under disclosed spirit and technological thought or changing, must be contained by claim of the present invention.
Claims (9)
1. the charge control system that can switch between multiple charge mode, for control that the battery of electronic equipment is charged, is characterized in that, comprising:
Charging module, is connected with external power source, for the charging inlet by it, is that described charge control system transmits specified charging current;
Charging handover module, for providing multiple charge mode to select for user;
Charge management module, be connected with described charging handover module with described charging module respectively, for calculating the current value to the charging current of the battery of described electronic equipment according to user-selected charge mode, and whether the current value of the charging current that calculates of judgement matches with the load current value of the charging current of described charging module transmission, if so, entering charged state is the battery charging of described electronic equipment; If not, the charge mode that the load current value that makes user reselect the charging current of transmitting with described charging module matches; Described charge management module has a plurality of pins.
2. the charge control system that can switch between multiple charge mode according to claim 1, it is characterized in that: described charge control system comprises the filtration module being connected with described charge management module, described filtration module for the metal-oxide-semiconductor conversion to through described charge management module inside after again through the charging current filtering of the first pin and the output of the second pin.
3. the charge control system that can switch between multiple charge mode according to claim 2, is characterized in that: described filtration module comprises the first inductance, the first electric capacity, the second electric capacity respectively; Wherein, one end of described the first inductance is connected with the second pin with described the first pin simultaneously, and the other end of described the first inductance is connected with one end of described the first electric capacity, the other end ground connection of described the first electric capacity; One end of described the second electric capacity is connected with the 3rd pin of described charge management module, and the other end of described the second electric capacity is connected with one end of described the first inductance.
4. the charge control system that can switch between multiple charge mode according to claim 2, it is characterized in that: the 4th pin by the filtered charging current of described filtration module by described charge management module draws back, then the metal-oxide-semiconductor through described charge management module inside is transported to the battery charging that the 5th pin is described electronic equipment.
5. the charge control system that can switch between multiple charge mode according to claim 1, it is characterized in that: described charging handover module comprises N shelves toggle switch, and the charging current being connected with each grade of toggle switch is determined resistance; One end of described each grade of toggle switch charging current corresponding with it determines that one end of resistance is connected, the other end ground connection of described each grade of toggle switch, and described charging current determines that the other end of resistance and the 6th pin of described charge management module are connected.
6. the charge control system that can switch between multiple charge mode according to claim 5, is characterized in that: described charge management module is according to Charge Management formula
the current value of calculating to the charging current of the battery of described electronic equipment, wherein, R
i-setrepresent that the charging current be connected with i shelves toggle switch determines resistance, described charging current determines that the unit of resistance is kilohm.
7. the charge control system that can switch between multiple charge mode according to claim 1, is characterized in that: the charging inlet of described charging module is connected to the 7th pin of described charge management module.
8. the charge control system that can switch between multiple charge mode according to claim 1, it is characterized in that: described charge management module comprises computing unit the judging unit being connected with described computing unit and the switch element being connected with institute judging unit;
Wherein, described computing unit is for calculating the current value to the charging current of the battery of described electronic equipment according to user-selected charge mode; Whether described judging unit matches with the load current value of the charging current of described charging module transmission for the current value that judges the charging current calculating, if so, making described switch element, closed so that it is described electronic equipment in conducting state with described battery, battery charges; If not, make described switch element open so that itself and described battery in off state, to avoid the load current value of the current value of the charging current because calculating and the charging current of described charging module transmission not mate, cause charging anomaly, reselect the charge mode that the maximum charging current value with described charging signals matches.
9. the charge control system that can switch between multiple charge mode according to claim 1, is characterized in that: described charge management module adopts the charging management chip that model is MP2617B.
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| CN201410350351.5A CN104079043B (en) | 2014-07-22 | 2014-07-22 | A kind of charge control system that can switch between a variety of charge modes |
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| CN201410350351.5A CN104079043B (en) | 2014-07-22 | 2014-07-22 | A kind of charge control system that can switch between a variety of charge modes |
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| CN104505552A (en) * | 2015-01-19 | 2015-04-08 | 联想(北京)有限公司 | Charging method and charging device |
| CN105811499A (en) * | 2016-03-15 | 2016-07-27 | 合肥联宝信息技术有限公司 | Charging control method and electronic device employing same |
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| CN107332303A (en) * | 2017-07-12 | 2017-11-07 | 广东小天才科技有限公司 | The charge control method and electronic equipment of a kind of electronic equipment |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104505552A (en) * | 2015-01-19 | 2015-04-08 | 联想(北京)有限公司 | Charging method and charging device |
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| CN106611979A (en) * | 2015-10-26 | 2017-05-03 | 江苏紫米电子技术有限公司 | A mobile power supply based on a physical button switching function |
| CN105811499A (en) * | 2016-03-15 | 2016-07-27 | 合肥联宝信息技术有限公司 | Charging control method and electronic device employing same |
| CN107069913A (en) * | 2017-05-08 | 2017-08-18 | 上海传英信息技术有限公司 | Charge control method, user terminal and charger |
| CN107332303A (en) * | 2017-07-12 | 2017-11-07 | 广东小天才科技有限公司 | The charge control method and electronic equipment of a kind of electronic equipment |
| CN108649640A (en) * | 2018-05-25 | 2018-10-12 | 四川斐讯信息技术有限公司 | A kind of universal charger, intelligent charge interactive system and exchange method |
| CN110191215A (en) * | 2019-01-18 | 2019-08-30 | 青岛海信移动通信技术股份有限公司 | Terminal and processing method |
| CN110191215B (en) * | 2019-01-18 | 2021-03-02 | 青岛海信移动通信技术股份有限公司 | Terminal and processing method |
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|---|---|
| CN104079043B (en) | 2017-07-14 |
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