CN201726170U - Power supply with wakeup function - Google Patents
- ️Wed Jan 26 2011
CN201726170U - Power supply with wakeup function - Google Patents
Power supply with wakeup function Download PDFInfo
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Publication number
- CN201726170U CN201726170U CN2010202573630U CN201020257363U CN201726170U CN 201726170 U CN201726170 U CN 201726170U CN 2010202573630 U CN2010202573630 U CN 2010202573630U CN 201020257363 U CN201020257363 U CN 201020257363U CN 201726170 U CN201726170 U CN 201726170U Authority
- CN
- China Prior art keywords
- circuit
- resistance
- battery
- output
- charging Prior art date
- 2010-07-13 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)
- Direct Current Feeding And Distribution (AREA)
Abstract
The utility model discloses a wakeup circuit, which comprises a control circuit, a battery, a charging circuit and a discharging circuit. The control circuit is connected with the battery, the charging circuit and the discharging circuit, the charging circuit and the discharging circuit are respectively connected with the battery, the charging circuit receives charging voltage externally inputted, and the discharge circuit outputs voltage to an external circuit. The wakeup circuit can wake up for power on by the aid of turning-on and turning-off operation when the voltage of the battery is lower than working voltage.
Description
[technical field]
The utility model relates to field of power supplies, particularly a kind of power supply with arousal function.
[background technology]
Adopt at present battery more and more as the electronic product of power supply, in order to improve the battery service efficiency, improve battery useful life, common electronic product is in standby sleep state usually when quiescent operation.When cell voltage is lower than the power circuit normal working voltage, usually the situation that circuit can't start can appear.
[utility model content]
In order to solve the above-mentioned technical problem of prior art, be necessary to provide a kind of and can under the very low situation of cell voltage, wake the power supply of work up.
The technical scheme that the existing technical problem that solves the utility model adopts is: a kind of power supply with arousal function, comprise control circuit, battery, charging circuit and discharge circuit, this control circuit connects this battery, charging circuit and discharge circuit, this charging circuit is connected this battery respectively with discharge circuit, this charging circuit receives the charging voltage of outside input, and this discharge circuit output voltage is to external circuit.
The utlity model has in the power supply of arousal function, control circuit comprises microcontroller, switch, triode, booster circuit, transistor, first resistance, second resistance, the 3rd resistance, the 4th resistance, first electric capacity, second electric capacity, inductance and diode, the emitter of this triode connects battery, base stage is connected to first output of microcontroller by first resistance, collector electrode is by first capacity earth, second output of microcontroller is connected to the collector electrode of triode by second resistance, and be connected to the input that enables of booster circuit simultaneously, first output of booster circuit connects the 3rd resistance and the 4th resistance, the 3rd resistance becomes the dividing potential drop branch road with the 4th resistor group, and first output is given this microcontroller via the 4th resistance output voltage.
The utlity model has in the power supply of arousal function, this battery also is connected to this booster circuit via inductance, diode successively.
Compared to prior art, the power supply that the utlity model has arousal function comprises control unit and for it provides the battery of power supply, when cell voltage is lower than the microcontroller operating voltage, can finish power up function under the sleep state by console switch.
[description of drawings]
Fig. 1 is the block diagram that the utlity model has the power circuit of arousal function.
Fig. 2 is the electrical block diagram of control circuit shown in Figure 1.
[embodiment]
Be described in further detail below in conjunction with accompanying drawing and execution mode of the present utility model.
Seeing also Fig. 1, is the block diagram that the utlity model has the power circuit of arousal function.This power circuit with arousal function comprises
control circuit10,
battery11,
charging circuit12 and discharge circuit 13.This
control circuit10 connects this
battery11,
charging circuit12 and discharge circuit 13.This
charging circuit12 is connected this
battery11 respectively with discharge circuit 13.This
charging circuit12 receives the charging voltage of outside input, and these
discharge circuit13 output voltages are to external circuit.This
control unit10 is used to control charging and the discharge to this
battery11 of this charging circuit and discharge circuit.
Seeing also Fig. 2, is the electrical block diagram of control circuit shown in Figure 1.This
control circuit10 comprises
microcontroller101,
switch103,
triode102,
booster circuit104,
transistor105, first resistance R 1, second resistance R 2, the 3rd resistance R 3, the 4th resistance R 4, first capacitor C 1, second capacitor C 2, inductance L 1 and diode D1.The emitter of this
triode102 connects
battery11, and base stage is connected to
first output1011 of
microcontroller101 by first resistance R 1, and collector electrode is by first capacitor C, 1 ground connection.
Second output1012 of
microcontroller101 is connected to the collector electrode of
triode102 by second resistance R 2, and be connected to
booster circuit104 simultaneously enable input 1041.
First output1042 of
booster circuit104 connects the 3rd resistance R 3 and the 4th resistance R 4, the three resistance R 3 and the 4th resistance R 4 and forms the dividing potential drop branch road, and
first output1042 is given this
microcontroller101 via the 4th resistance R 4 output voltage V DD.This second capacitor C 2 is in parallel with the 4th resistance R 4.This
battery11 also is connected to the node of output voltage V DD successively via inductance L 1, diode D1, connect
booster circuit104 simultaneously, and this voltage VDD should feed back to this
booster circuit104 as input.
When this power circuit was in sleep state, voltage VDD was the node low-voltage behind
battery11 process inductance L 1 and the diode D1.If the voltage that
battery11 provides is less than the operating voltage of
microcontroller101,
Closing Switch103 when waking up so, the base stage of
triode102 is a low level, thus triode 102 emitter and collector conductings.The voltage that
battery11 provides is emitter, the collector electrode by triode and enable
input1041 and be applied to
booster circuit104 successively, thereby this
booster circuit104 is started working.First output, 1042 outputs of this
booster circuit104 are through the voltage VDD (about 5.4V) after obtaining boosting after the dividing potential drop, thus
microcontroller101 operate as normal.What the
second output1012 output high level signals of
microcontroller101 were applied to booster circuit enables input 1041.Cut-
off switch103,
booster circuit104 is operate as normal still.Thereby this power circuit wakes up from sleep state, enters normal operating conditions.In the present embodiment, this
switch103 can be a key switch, rotary switch, soft-touch control or other forms of switch.This
triode102 is positive-negative-positive triodes, and this
transistor105 is N transistor npn npns.In the present embodiment, this
microcontroller101 can be a single-chip microcomputer.
Compared with prior art, the power supply that the utlity model has arousal function comprises
control unit10 and for it provides the battery of power supply, when cell voltage is lower than
microcontroller101 operating voltages, can finish power up function under the sleep state by
console switch103.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection range of the present utility model.
Claims (3)
1. power supply with arousal function, it is characterized in that: comprise control circuit, battery, charging circuit and discharge circuit, this control circuit connects this battery, charging circuit and discharge circuit, this charging circuit is connected this battery respectively with discharge circuit, this charging circuit receives the charging voltage of outside input, and this discharge circuit output voltage is to external circuit.
2. the power supply with arousal function according to claim 1, it is characterized in that: control circuit comprises microcontroller, switch, triode, booster circuit, transistor, first resistance, second resistance, the 3rd resistance, the 4th resistance, first electric capacity, second electric capacity, inductance and diode, the emitter of this triode connects battery, base stage is connected to first output of microcontroller by first resistance, collector electrode is by first capacity earth, second output of microcontroller is connected to the collector electrode of triode by second resistance, and be connected to the input that enables of booster circuit simultaneously, first output of booster circuit connects the 3rd resistance and the 4th resistance, the 3rd resistance becomes the dividing potential drop branch road with the 4th resistor group, and first output is given this microcontroller via the 4th resistance output voltage.
3. the power supply with arousal function according to claim 2 is characterized in that: this battery also is connected to this booster circuit via inductance, diode successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202573630U CN201726170U (en) | 2010-07-13 | 2010-07-13 | Power supply with wakeup function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202573630U CN201726170U (en) | 2010-07-13 | 2010-07-13 | Power supply with wakeup function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201726170U true CN201726170U (en) | 2011-01-26 |
Family
ID=43494523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202573630U Expired - Fee Related CN201726170U (en) | 2010-07-13 | 2010-07-13 | Power supply with wakeup function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201726170U (en) |
Cited By (5)
* Cited by examiner, † Cited by third party| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102147436A (en) * | 2011-02-23 | 2011-08-10 | 那鸿书 | Pocket-size multifunctional radiation out-of-limit prompting instrument |
| CN106998081A (en) * | 2016-01-22 | 2017-08-01 | 神讯电脑(昆山)有限公司 | Electronic installation and its method for managing charge/discharge |
| WO2020038406A1 (en) * | 2018-08-24 | 2020-02-27 | 深圳市道通智能航空技术有限公司 | Wake-up circuit and battery management system |
| CN111082481A (en) * | 2018-10-19 | 2020-04-28 | 德国福维克控股公司 | Electrical equipment, especially household equipment |
| CN111077929A (en) * | 2018-10-19 | 2020-04-28 | 德国福维克控股公司 | Electrical appliance, in particular household appliance |
-
2010
- 2010-07-13 CN CN2010202573630U patent/CN201726170U/en not_active Expired - Fee Related
Cited By (6)
* Cited by examiner, † Cited by third party| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102147436A (en) * | 2011-02-23 | 2011-08-10 | 那鸿书 | Pocket-size multifunctional radiation out-of-limit prompting instrument |
| CN106998081A (en) * | 2016-01-22 | 2017-08-01 | 神讯电脑(昆山)有限公司 | Electronic installation and its method for managing charge/discharge |
| CN106998081B (en) * | 2016-01-22 | 2020-01-21 | 神讯电脑(昆山)有限公司 | Electronic device and charging and discharging management method thereof |
| WO2020038406A1 (en) * | 2018-08-24 | 2020-02-27 | 深圳市道通智能航空技术有限公司 | Wake-up circuit and battery management system |
| CN111082481A (en) * | 2018-10-19 | 2020-04-28 | 德国福维克控股公司 | Electrical equipment, especially household equipment |
| CN111077929A (en) * | 2018-10-19 | 2020-04-28 | 德国福维克控股公司 | Electrical appliance, in particular household appliance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 2011-01-26 | C14 | Grant of patent or utility model | |
| 2011-01-26 | GR01 | Patent grant | |
| 2016-08-10 | C56 | Change in the name or address of the patentee | |
| 2016-08-10 | CP03 | Change of name, title or address |
Address after: 518000 Guangdong province Shenzhen City Guangming Street Shenzhen Meikong Huang Lu new Xinmei first industrial park 1 Building 2 floor, 3 floor of the West Patentee after: Shenzhen Fute Energy Co., Ltd. Address before: 2, building 518000, building A, Granville Industrial Park, big wave street, Shenzhen, Baoan District, Guangdong Patentee before: Shenzhen Saftvolt Battery & Power Supply Co., Ltd. |
| 2019-07-09 | CF01 | Termination of patent right due to non-payment of annual fee | |
| 2019-07-09 | CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110126 Termination date: 20180713 |