CN203377657U - Mobile power supply - Google Patents
Mobile power supply Download PDFInfo
- Publication number
- CN203377657U CN203377657U CN201320514781.7U CN201320514781U CN203377657U CN 203377657 U CN203377657 U CN 203377657U CN 201320514781 U CN201320514781 U CN 201320514781U CN 203377657 U CN203377657 U CN 203377657U
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- 230000000087 stabilizing effect Effects 0.000 claims abstract description 14
- 230000005669 field effect Effects 0.000 claims description 33
- 230000001681 protective effect Effects 0.000 claims description 15
- 239000003990 capacitor Substances 0.000 claims description 12
- 238000004020 luminiscence type Methods 0.000 claims description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 3
- 229910001416 lithium ion Inorganic materials 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 10
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
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Abstract
A mobile power supply comprises a MCU micro controller circuit, a voltage stabilizing circuit, a charging circuit, a protection circuit, a boost circuit, an output control circuit, a battery and a charging adapter, wherein the input ends of the battery and the charging circuit are connected with the output end of the charging adapter, the output end of the battery is connected with the input end of the protection circuit, the output end of the protection circuit is connected with the input ends of the charging circuit and the boost circuit, the output end of the charging circuit is connected with the input end of the voltage stabilizing circuit, the output end of the voltage stabilizing circuit is connected with the input end of the MCU micro controller circuit, the output end of the MCU micro controller circuit is connected with the input ends of the charging circuit, the boost circuit and the output control circuit, and the output end of the output control circuit is connected with an output interface. The mobile power supply can be compatible with a variety of products including Apple, and has very good versatility; at the same time, the charging current of the mobile power supply can be adjusted according to accessed external charging adapters, and the service life of the mobile power supply is prolonged.
Description
Technical field
The utility model relates to portable power source, is specifically related to the portable power source that compatibility comprises the various series of products of apple.
Background technology
Portable power source is different from the battery of interiors of products configuration, also is externally hanging battery.Portable power source is a kind of portable charger that integrates power supply and charge function, can charge whenever and wherever possible or the standby power supply to digital equipments such as mobile phones.Portable power source generally by battery (lithium battery or dry cell) as charge storage unit.The well matched standby multiple power sources adapter of one, usually there is large capacity, multipurpose, volume is little, the life-span is long and the characteristics such as safe and reliable, is can be whenever and wherever possible to be the functional product of the multiple digital product power supply such as mobile phone, MP3, MP4, mobile phone, PDA, palmtop PC, handheld device or standby charging.
Along with Apple emerges rapidly, the electronic product of its brand relies on its superpower performance and high-quality industrial design to win numerous users' favor, wherein iPad series, iPhone serial frivolous, the portable intelligent product is the most outstanding.But just, due to its frivolous portable design, the volume of its internal battery is restricted, thereby has affected the capacity of battery; And the advantage of the intelligent artifacts such as iPad, iPhone biases toward mobile application, make electric weight expend acceleration, often to use and even within several hours, just need charging half a day, this user's use has caused very large inconvenience.And rarely have the portable power source of supporting the apple series product on existing market.In addition, portable power source, when charging for charge storage unit, is generally undertaken by charging adapter, but the charging adapter on existing market is also lack of standardization, differing, to establish a capital be the 1.5A electric current of employing standard, this will cause portable power source for charging external equipment the time, damage its useful life.
The utility model content
Therefore, for above-mentioned problem, the utility model proposes a kind of portable power source that improves circuit that has, make its compatible various series of products that comprise apple simultaneously, can be various external electronic equipments and charged, there is versatility; Simultaneously, this portable power source is adjusted its charging current according to the external charging adapter of access, increases its useful life.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is, a kind of portable power source, for external charge equipment is charged, it comprises the MCU microcontroller circuit, voltage stabilizing circuit, charging circuit, protective circuit, booster circuit, output control circuit, battery and charging adapter, the input of battery and the input of charging circuit are connected to the output of charging adapter, the output of battery is connected to the input of protective circuit, the output of protective circuit is connected to the input of charging circuit and the input of booster circuit, the output of charging circuit is connected to the input of voltage stabilizing circuit, the output of voltage stabilizing circuit is connected to the input of MCU microcontroller circuit, the output of MCU microcontroller circuit is connected to the input of charging circuit, the input of booster circuit and the input of output control circuit, the output of output control circuit is connected to output interface, output interface connects external charge equipment.Wherein, described output control circuit comprises the first output control circuit and the second control output circuit, the first output control circuit and second is controlled output circuit and is connected respectively the first output interface and the second output interface, the first output interface and the second output interface be the compatible various series of products that comprise apple simultaneously, can be various external electronic equipments and charged, there is versatility.
Further, this portable power source also comprises the battery capacity indication circuit for lamp, and the input of described battery capacity indication circuit for lamp is connected to the output of MCU microcontroller circuit.Further, described battery capacity indication circuit for lamp is realized by the LED light-emitting diode.
Further, this portable power source also comprises lighting lamp circuit, and the input of described lighting lamp circuit is connected to the output of MCU microcontroller circuit.Further, described lighting lamp circuit comprises triode Q5, resistance R 13, resistance R 10, resistance R 2, resistance R 1 and LED luminescence unit, one end of resistance R 13 is connected to the MCU microcontroller circuit, the other end is connected to the base stage of triode Q5, the grounded emitter of triode Q5, the end of the collector electrode contact resistance R10 of triode Q5, an end of resistance R 2 and an end of resistance R 1, the other end of the other end of resistance R 10, resistance R 2 is connected the LED luminescence unit with the other end of resistance R 1.
Further, described MCU microcontroller circuit is that the single-chip microcomputer that is HT46R066 by model and peripheral circuit thereof are realized.
As a kind of feasible scheme, described protective circuit comprises battery protection chip U1, field-effect transistor U2, resistance R 1, resistance R 2, capacitor C 1 and capacitor C 2, the DO pin of battery protection chip U1 connects the G2 pin of field-effect transistor U2, be connected to the negative terminal of battery GB1 after the VM pin series resistance R1 of battery protection chip U1, the CO pin of battery protection chip U1 connects the G1 pin of field-effect transistor U2, connect the S2 pin of field-effect transistor U2 after the DP pin series capacitance C2 of battery protection chip U1, the VDD pin of battery protection chip U1 connects an end of capacitor C 1 and an end of resistance R 2, the other end of capacitor C 1 connects the GND pin of battery protection chip U1 and the S2 pin of field-effect transistor U2, the other end of resistance R 2 connects the anode of battery GB1, the D1 pin of field-effect transistor U2 connects the D2 pin of field-effect transistor U2, and the S1 pin of field-effect transistor U2 connects the negative terminal of battery GB1, the S2 pin of field-effect transistor U2 connects the negative terminal of battery GB1.Concrete, described field-effect transistor U2 adopts the two N channel enhancement mode field-effect transistors of leakage that model is AO8814.Described battery protection chip U1 adopts the lithium ion battery protection IC that model is FS312.
The utlity model has two output control circuits, connect respectively two output interfaces, the compatible various series of products that comprise apple, can be various external electronic equipments and charged simultaneously, has versatility; Simultaneously, the MCU microcontroller circuit of this portable power source can be detected whole circuit, and adjusts its charging current according to the external charging adapter of access, increases its useful life.In addition, the utlity model has lighting lamp circuit, facilitate the user in the situation that light is darker uses.The utility model circuit theory is simple, has good practicality.
The accompanying drawing explanation
The circuit block diagram of the portable power source that Fig. 1 is the present embodiment;
The partial circuit schematic diagram of the portable power source that Fig. 2 is the present embodiment;
The charging circuit schematic diagram of the portable power source that Fig. 3 is the present embodiment;
The booster circuit of the portable power source that Fig. 4 is the present embodiment and output control circuit schematic diagram;
The circuit theory diagrams of the protective circuit of the portable power source that Fig. 5 is the present embodiment.
Embodiment
Now with embodiment, the utility model is further illustrated by reference to the accompanying drawings.
With reference to Fig. 1, a kind of portable power source, for external charge equipment is charged, it comprises the MCU microcontroller circuit, voltage stabilizing circuit, charging circuit, protective circuit, booster circuit, output control circuit, the battery capacity indication circuit for lamp, lighting lamp circuit, battery and charging adapter, the input of battery and the input of charging circuit are connected to the output of charging adapter, the output of battery is connected to the input of protective circuit, the output of protective circuit is connected to the input of charging circuit and the input of booster circuit, the output of charging circuit is connected to the input of voltage stabilizing circuit, the output of voltage stabilizing circuit is connected to the input of MCU microcontroller circuit, the output of MCU microcontroller circuit is connected to the input of charging circuit, the input of booster circuit and the input of output control circuit, the output of output control circuit is connected to output interface, output interface connects external charge equipment.The input of described battery capacity indication circuit for lamp is connected to the output of MCU microcontroller circuit.The input of described lighting lamp circuit is connected to the output of MCU microcontroller circuit.
Wherein, the circuit theory diagrams that Fig. 2 is MCU microcontroller circuit, battery capacity indication circuit for lamp, lighting lamp circuit and voltage stabilizing circuit.With reference to diagram, the single-chip microcomputer that described MCU microcontroller circuit is is HT46R066 by model and peripheral circuit thereof are realized.The MCU microcontroller circuit, the work of major control and the whole circuit of management, have charging to control, and control of discharge, put control while filling.Described battery capacity indication circuit for lamp is realized by the LED light-emitting diode, is used to indicate the electric weight situation.Described lighting lamp circuit comprises triode Q5, resistance R 13, resistance R 10, resistance R 2, resistance R 1 and LED luminescence unit, one end of resistance R 13 is connected to the EN-LED pin of MCU microcontroller circuit, the other end is connected to the base stage of triode Q5, the grounded emitter of triode Q5, the end of the collector electrode contact resistance R10 of triode Q5, an end of resistance R 2 and an end of resistance R 1, the other end of the other end of resistance R 10, resistance R 2 is connected the LED luminescence unit with the other end of resistance R 1.This lighting lamp circuit, for illumination, facilitates under user's condition darker at light and uses, and specifically in use, by long, by 3 seconds buttons, by MCU microcontroller circuit intelligence, sent corresponding instruction to this part circuit unlatching or is closed the LED illuminating lamp.Voltage stabilizing circuit provides the stable operating voltage of 2.5V for the MCU microcontroller circuit.
The circuit theory diagrams that Fig. 3 is charging circuit, charging circuit is by the access of the charging adapter of MCU microcontroller circuit Intelligent Measurement outside and the state of charge of current battery, then makes analyzing and sending corresponding instruction and by this charging circuit, battery is carried out the Charge Management of trickle, constant current, constant voltage.
The circuit theory diagrams that Fig. 4 is booster circuit and output control circuit.Booster circuit boosts to burning voltage 5V by the voltage range of battery: 3-4.2V.Output control circuit, corresponding port is opened or closed in the instruction of being sent by the MCU microcontroller circuit is export or close.
The circuit theory diagrams that Fig. 5 is protective circuit, described protective circuit comprises battery protection chip U1, field-effect transistor U2, resistance R 1, resistance R 2, capacitor C 1 and capacitor C 2, the DO pin of battery protection chip U1 connects the G2 pin of field-effect transistor U2, be connected to the negative terminal of battery GB1 after the VM pin series resistance R1 of battery protection chip U1, the CO pin of battery protection chip U1 connects the G1 pin of field-effect transistor U2, connect the S2 pin of field-effect transistor U2 after the DP pin series capacitance C2 of battery protection chip U1, the VDD pin of battery protection chip U1 connects an end of capacitor C 1 and an end of resistance R 2, the other end of capacitor C 1 connects the GND pin of battery protection chip U1 and the S2 pin of field-effect transistor U2, the other end of resistance R 2 connects the anode of battery GB1, the D1 pin of field-effect transistor U2 connects the D2 pin of field-effect transistor U2, and the S1 pin of field-effect transistor U2 connects the negative terminal of battery GB1, the S2 pin of field-effect transistor U2 connects the negative terminal of battery GB1.Concrete, described field-effect transistor U2 adopts the two N channel enhancement mode field-effect transistors of leakage that model is AO8814.Described battery protection chip U1 adopts the lithium ion battery protection IC that model is FS312.This protective circuit is for the overcharging of lithium battery, overdischarge, overcurrent protection.
Although specifically show and introduced the utility model in conjunction with preferred embodiment; but the those skilled in the art should be understood that; within not breaking away from the spirit and scope of the present utility model that appended claims limits; can make a variety of changes the utility model in the form and details, be protection range of the present utility model.
Claims (9)
1. a portable power source is characterized in that:
Comprise MCU microcontroller circuit, voltage stabilizing circuit, charging circuit, protective circuit, booster circuit, output control circuit, battery and charging adapter;
The input of battery and the input of charging circuit are connected to the output of charging adapter, the output of battery is connected to the input of protective circuit, the output of protective circuit is connected to the input of charging circuit and the input of booster circuit, the output of charging circuit is connected to the input of voltage stabilizing circuit, the output of voltage stabilizing circuit is connected to the input of MCU microcontroller circuit, the output of MCU microcontroller circuit is connected to the input of charging circuit, the input of booster circuit and the input of output control circuit, the output of output control circuit is connected to output interface, output interface connects external charge equipment.
2. portable power source according to claim 1, it is characterized in that: this portable power source also comprises the battery capacity indication circuit for lamp, the input of described battery capacity indication circuit for lamp is connected to the output of MCU microcontroller circuit.
3. portable power source according to claim 2, it is characterized in that: described battery capacity indication circuit for lamp is realized by the LED light-emitting diode.
4. portable power source according to claim 1, it is characterized in that: this portable power source also comprises lighting lamp circuit, the input of described lighting lamp circuit is connected to the output of MCU microcontroller circuit.
5. portable power source according to claim 4, it is characterized in that: described lighting lamp circuit comprises triode Q5, resistance R 13, resistance R 10, resistance R 2, resistance R 1 and LED luminescence unit, one end of resistance R 13 is connected to the MCU microcontroller circuit, the other end is connected to the base stage of triode Q5, the grounded emitter of triode Q5, the end of the collector electrode contact resistance R10 of triode Q5, an end of resistance R 2 and an end of resistance R 1, the other end of the other end of resistance R 10, resistance R 2 is connected the LED luminescence unit with the other end of resistance R 1.
6. portable power source according to claim 1, is characterized in that: the single-chip microcomputer that described MCU microcontroller circuit is is HT46R066 by model and peripheral circuit realization thereof.
7. portable power source according to claim 1, it is characterized in that: described protective circuit comprises battery protection chip U1, field-effect transistor U2, resistance R 1, resistance R 2, capacitor C 1 and capacitor C 2, the DO pin of battery protection chip U1 connects the G2 pin of field-effect transistor U2, be connected to the negative terminal of battery GB1 after the VM pin series resistance R1 of battery protection chip U1, the CO pin of battery protection chip U1 connects the G1 pin of field-effect transistor U2, connect the S2 pin of field-effect transistor U2 after the DP pin series capacitance C2 of battery protection chip U1, the VDD pin of battery protection chip U1 connects an end of capacitor C 1 and an end of resistance R 2, the other end of capacitor C 1 connects the GND pin of battery protection chip U1 and the S2 pin of field-effect transistor U2, the other end of resistance R 2 connects the anode of battery GB1, the D1 pin of field-effect transistor U2 connects the D2 pin of field-effect transistor U2, and the S1 pin of field-effect transistor U2 connects the negative terminal of battery GB1, the S2 pin of field-effect transistor U2 connects the negative terminal of battery GB1.
8. portable power source according to claim 7, is characterized in that: the two N channel enhancement mode field-effect transistors of leakage that described field-effect transistor U2 employing model is AO8814.
9. portable power source according to claim 7, is characterized in that: the lithium ion battery protection IC that described battery protection chip U1 employing model is FS312.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320514781.7U CN203377657U (en) | 2013-08-22 | 2013-08-22 | Mobile power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320514781.7U CN203377657U (en) | 2013-08-22 | 2013-08-22 | Mobile power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203377657U true CN203377657U (en) | 2014-01-01 |
Family
ID=49840162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320514781.7U Expired - Fee Related CN203377657U (en) | 2013-08-22 | 2013-08-22 | Mobile power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203377657U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103915870A (en) * | 2014-03-28 | 2014-07-09 | 小米科技有限责任公司 | Power source and terminal |
| CN104716708A (en) * | 2015-02-09 | 2015-06-17 | 慈溪市天启电子有限公司 | Multifunctional dry battery charger |
-
2013
- 2013-08-22 CN CN201320514781.7U patent/CN203377657U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103915870A (en) * | 2014-03-28 | 2014-07-09 | 小米科技有限责任公司 | Power source and terminal |
| CN104716708A (en) * | 2015-02-09 | 2015-06-17 | 慈溪市天启电子有限公司 | Multifunctional dry battery charger |
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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: 20140101 Termination date: 20170822 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |