CN208421767U - Electronic equipment and its consumable can control circuit - Google Patents
Electronic equipment and its consumable can control circuit Download PDFInfo
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- CN208421767U CN208421767U CN201820875624.1U CN201820875624U CN208421767U CN 208421767 U CN208421767 U CN 208421767U CN 201820875624 U CN201820875624 U CN 201820875624U CN 208421767 U CN208421767 U CN 208421767U
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Abstract
The application provides a kind of electronic equipment and consumable can control circuit.It includes controlled switch, detection circuit and control unit that the consumable, which can control circuit,.Controlled switch is electrically connected between the battery module of electronic equipment and output module.Connection circuit between detection circuit and controlled switch and output module is electrically connected, for detecting the electric parameter on the connection circuit.Control unit is used to determine the working condition of output module according to the electric parameter detected, and disconnects the controlled switch when determining that output module is in off position, stops the battery module to the system power supply of the electronic equipment.It is simple that consumable provided by the present application can control circuit structure, and it can be when the electronic equipment enters dormant state or off-mode, the thoroughly power supply circuit of cutting battery module, so as to meet the needs of zero power consumption under dormant state and off-mode, the cruise duration of the electronic equipment is effectively extended.
Description
Technical field
This application involves control circuit technical field, in particular to a kind of electronic equipment and its consumable can control circuit.
Background technique
Existing self-powered electronic equipment is in due to lacking reduction system from the circuit structure of energy consumption in electronic equipment
Under dormant state or off-mode, battery is also continuously in low-power consumption power supply state, i.e. electronic equipment cannot be fully powered-off, thus
Unnecessary energy consumption certainly is increased, the cruise duration of electronic equipment is shortened.
Utility model content
The application provides a kind of electronic equipment and its consumable can control circuit, can satisfy in dormant state and off-mode
The demand of lower zero power consumption, and effectively extend the cruise duration of the electronic equipment.
In a first aspect, the application, which provides a kind of consumable, can control circuit, it is applied in electronic equipment.The consumable can control
Circuit includes:
Controlled switch is electrically connected between the battery module and output module of the electronic equipment；
Detection circuit, the connection circuit between the controlled switch and the output module is electrically connected, for detecting
State the electric parameter on connection circuit；And
Control unit is electrically connected, for obtaining with the control terminal of the controlled switch and the detection circuit
The electric parameter that detection circuit detects is stated, and determines the work shape of the output module according to the electric parameter detected
State, and disconnect the controlled switch when determining that the output module is in off position, make the battery module stop to
The system power supply of the electronic equipment.
Second aspect, the application provide a kind of electronic equipment, can control electricity including the consumable as described in above-mentioned first aspect
Road.
It is simple that consumable provided by the present application can control circuit structure, and can the electronic equipment enter dormant state or
When off-mode, the power supply circuit of the battery module of the electronic equipment is thoroughly cut off, powers off the electronic equipment thoroughly, from
And can satisfy the demand of zero power consumption under dormant state and off-mode, when effectively extending the continuation of the journey of the electronic equipment
Between.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical solution of the application embodiment
The attached drawing used is briefly described, it should be apparent that, the accompanying drawings in the following description is some embodiments of the present application, for this
For the those of ordinary skill of field, without creative efforts, it can also be obtained according to these attached drawings others
Attached drawing.
Fig. 1 is the schematic illustration that the consumable that the application first embodiment provides can control circuit.
Fig. 2 is the schematic illustration that the consumable that the application second embodiment provides can control circuit.
Fig. 3 is the schematic illustration that the consumable that the application third embodiment provides can control circuit.
Fig. 4 is the schematic illustration that the consumable that the 4th embodiment of the application provides can control circuit.
Main element symbol description
Electronic equipment 100
Consumable can control circuit 201,202,203,204
Controlled switch 21
First connecting pin 211
Second connection end 212
Control terminal 213
Detection circuit 22
Detection resistance 221
Electrical parameter Acquisition Circuit 222
Control unit 23
Power port 231
Detect port 232
Detect subport 2321,2322
Control port 233
Signal detection port 234
First protection circuit 24
Push switch 25
Second protection circuit 26
Anti-jamming circuit 27
Driving circuit 28
Battery module 30
Connect circuit 34
First input node 341
Second input node 342
Take electrical nodes 343
First takes electrical nodes 3431
Second takes electrical nodes 3432
Output module 40
Charging module 50
The application that the following detailed description will be further explained with reference to the above drawings.
Specific embodiment
It is with reference to the accompanying drawing and specific real in order to be more clearly understood that the above objects, features, and advantages of the application
Mode is applied the application is described in detail.It should be noted that in the absence of conflict, presently filed embodiment and reality
The feature applied in mode can be combined with each other.
Many details are explained in the following description in order to fully understand the application, described embodiment
Only a part of embodiment of the application, rather than whole embodiments.Based on the embodiment in the application, this field
Those of ordinary skill's every other embodiment obtained without making creative work belongs to the application guarantor
The range of shield.
Unless otherwise defined, all technical and scientific terms used herein and the technical field for belonging to the application
The normally understood meaning of technical staff is identical.The term used in the description of the present application is intended merely to description tool herein
The purpose of the embodiment of body, it is not intended that in limitation the application.
Referring to Fig. 1, can control the schematic illustration of circuit 201 for the consumable that the application first embodiment provides.Institute
Stating consumable can control circuit 201 applied in electronic equipment 100, and the electronic equipment 100 further includes battery module 30 and output
Module 40, each power consumption module for power supply that the battery module is used for as the electronic equipment 100, the output module 40 can be
Load circuit or the output circuit being connect with load circuit.
The consumable can control circuit 201 and be used to enter dormant state in the electronic equipment 100, i.e., non-loaded power consumption
When state or off-mode, the power supply circuit of the battery module 30 of the electronic equipment 100 is thoroughly cut off, the electronic equipment is made
100 thoroughly power-off, so as to meet the needs of zero power consumption under dormant state and off-mode, effectively extend the electricity
The cruise duration of sub- equipment 100.Wherein, the electronic equipment 100 may include but be not limited to automobile starting power supply, accumulation power supply,
Tablet computer, wearable device, mobile phone etc..
Specific Jie will be to the thorough power process of the electronic equipment 100 under not thorough off-position below
It continues.
It includes controlled switch 21, detection circuit 22 and control unit 23 that the consumable, which can control circuit 201, wherein institute
Controlled switch 21 is stated to be electrically connected between the battery module 30 and the output module 40.In the present embodiment, it is described by
Controlling switch 21 includes the first connecting pin 211, second connection end 212 and control terminal 213, and the controlled switch 21 passes through described the
One connecting pin 211 is electrically connected with the battery module 30, and passes through the second connection end 212 and 40 electricity of output module
Connection.The controlled switch 21 may include but be not limited to metal-oxide-semiconductor, triode or relay.
Described control unit 23 can be single-chip microcontroller or micro-control unit (Micro Control Unit, MCU) etc..At this
In embodiment, described control unit 23 may include multiple input/output ports, for example, power port 231, detection port 232,
Control port 233, signal detection port 234 etc..
Connection circuit 34 between the detection circuit 22 and the controlled switch 21 and the output module 40 is electrically connected,
For detecting the electric parameter on the connection circuit 34.The detection port 232 of described control unit 23 and the detection circuit
22 electrical connections, the electric parameter detected for obtaining the detection circuit 22, and it is true according to the electric parameter detected
The working condition of the fixed output module 40.
In the present embodiment, it further includes setting in the controlled switch 21 and described that the consumable, which can control circuit 201,
Electrical nodes 343 are taken on connection circuit 34 between output module 40, the detection circuit 22 takes electrical nodes 343 to be electrically connected with described
It connects, and takes electrical nodes 343 to detect the electric parameter on the connection circuit 34 by described.
In one embodiment, as shown in Fig. 2, the detection circuit 22 may include that detection resistance 221 and electrical parameter are adopted
Collector 222, wherein the detection resistance 221 is series on the connection circuit 34, that is, the detection resistance 221 is electrically connected
Between the second connection end 212 and the output module 40 of the controlled switch 21.Specifically, described to take electrical nodes 343
Electrical nodes 3431 are taken including first and second take electrical nodes 3432, and the detection resistance 221 is series at described first and takes electric section
Point 3431 and described second takes between electrical nodes 3432.
The electrical parameter Acquisition Circuit 222 is electrically connected to the both ends of the detection resistance 221, for acquiring the inspection respectively
The electric parameter at 221 both ends of measuring resistance.
Optionally, in some embodiments, the electrical parameter Acquisition Circuit 222 can be current collection circuit.It can manage
Solution, when the output module 40 is in off position, the electric current for flowing into the output module 40 is smaller, or almost
There is no electric current to flow into the output module 40, in this way, adopting by the current collection circuit for being connected to 221 both ends of detection resistance
Two current values collected are not much different or almost equal.
Optionally, in some embodiments, the electrical parameter Acquisition Circuit 222 can be voltage collection circuit.It can manage
Solution, when the output module 40 is in off position, since the electric current for flowing into the output module 40 is smaller, or
The output module 40 is flowed into almost without electric current, when using the detection resistance 221 of small resistance value, so that the detection resistance
The voltage phase difference at 221 both ends is little or almost equal, in this way, passing through the electric current for being connected to 221 both ends of detection resistance
Collected two voltage values of Acquisition Circuit are not much different or almost equal.
In the present embodiment, described control unit 23 is electrically connected with the output end of the electrical parameter Acquisition Circuit 222, is used
In described 222 collected two electric parameters of electrical parameter Acquisition Circuit of acquisition, and the difference of described two electric parameters is calculated,
And when the difference is less than preset value, determine that the output module 40 is in off position.
In some embodiments, the detection port 232 may include two detection subports 2321,2322, described two
A detection subport 2321,2322 for obtaining 222 collected two electric parameters of the electrical parameter Acquisition Circuit respectively.It can
Selection of land, in other embodiments, the detection port 232 can also be a port, and obtain the electrical parameter respectively and adopt
222 collected two electric parameters of collector.
Referring to Fig. 1, in the present embodiment, control terminal of the described control unit 23 also with the controlled switch 21
213 electrical connections, described control unit 23 are also used to when determining that the output module 40 is in off position, generate shutdown letter
Number, and the off signal is sent to the controlled switch 21, to disconnect the controlled switch 21, make the battery module 30
Stop to the system power supply of the electronic equipment 100, that is, the thoroughly power-off of electronic equipment 100.
In some embodiments, described control unit 23 can be in off position determining the output module 40
In preset time later, such as in 5 minutes or 10 minutes, the electric parameter that the detection circuit 22 detects is obtained again,
And the working condition of the output module 40 is determined according to the electric parameter detected.If described control unit 23 is true again
The fixed output module 40 be in off position, then described control unit 23 generates the off signal, with described in disconnecting by
Control switch 21.That is, when the output module 40 enters off position, and do not restore normal work within a preset time
When making state, described control unit 23 controls the controlled switch 21 and disconnects, to realize the thorough power-off of the electronic equipment 100
Function, to achieve the purpose that there is zero power consumption in dormant state or off-mode.It also can avoid in of short duration suspend mode shape simultaneously
It powers off under state and the electronic equipment is caused continually to power off in use.
Optionally, in another embodiment, as shown in figure 3, it further includes push switch that consumable, which can control circuit 203,
25, one of connecting pin of the push switch 25 is electrically connected with the signal detection port 234 of described control unit 23, another
Connecting pin ground connection.
The push switch 25 is used to be in the state not powered off, such as open state, suspend mode in the electronic equipment 100
The first level signal is turned on and generated when receiving pressing operation when state, and will be described by the signal detection port 234
First level signal is sent to described control unit 23, wherein in the another embodiment, first level signal
For low level signal.
Described control unit 23 is also used to generate the off signal when receiving first level signal, and by institute
It states off signal and is sent to the controlled switch 21, to disconnect the controlled switch 21, stop the battery module 30 to institute
State the system power supply of electronic equipment 100, that is, the thoroughly power-off of electronic equipment 100.
In the another embodiment, the pressing operation can be lasting pressing, and described control unit 23 is also used
The off signal is just generated when persistently receiving first level signal in preset time, such as 5 seconds, to disconnect
The controlled switch 21, so as to be effectively prevented from accident power-off caused by maloperation.
It is understood that the case where being output to the electric parameter of the output module 40 above by detection is to control
The mode that electronic equipment 100 thoroughly powers off is stated, is thoroughly powered off with the electronic equipment 100 is controlled by the push switch 25
Mode can simultaneously be applied to the electronic equipment 100 in, can also be applied individually to any in the electronic equipment 100.When two
When planting the mode thoroughly powered off while being applied in the electronic equipment 100, the electricity is controlled by the push switch 25
The mode that the mode that sub- equipment 100 thoroughly powers off can be used as emergency-off come using.
In presently filed embodiment, the power port 231 of described control unit 23 also passes through the controlled switch 21
It is electrically connected with the battery module 30.
Specifically, it further includes the first protection circuit 24 that the consumable, which can control circuit 201,24 electricity of the first protection circuit
It is connected between the second connection end 212 of the controlled switch 21 and the power port 231 of described control unit 23, described first
Protection circuit 24 is for the voltage/current for being input to the power port 231 to be adjusted, to ensure to be input to the power supply
The voltage/current of port 231 in safe range, to avoid because input voltage is excessively high or spread of voltage causes described in damage
Control unit 23.The embodiment of the present application to it is described first protection circuit 24 particular circuit configurations and type without limitation, as long as
The first protection circuit 24 can be realized the protection to described control unit 23.For example, the first protection circuit 24
Low pressure difference linear voltage regulator (low dropout regulator, abbreviation LDO) or voltage dividing resistance circuit etc. can be used, specifically
It can be found in the relevant technologies, the application is not described in detail this.
Specific introduction will be done to the start process of the electronic equipment 100 under thorough off-position below.
In one embodiment, as shown in Fig. 1,2 or 3, one of connecting pin of the push switch 25 also with institute
The control terminal 213 for stating controlled switch 21 is electrically connected.
The push switch 25 is also used to receive pressing behaviour in the state that the electronic equipment 100 is in fully powered-off
As when turn on and generate first control signal, the controlled switch 21 is connected, make described control unit 23 by conducting institute
Controlled switch 21 is stated to obtain the power supply of the battery module 30 and work on power.
In a kind of embodiment, the push switch 25 is elastic switch, can be when receiving pressing operation
Conducting, and the disconnection when the pressing operation is released, with the state maintained a normally open.
In another embodiment, consumable as shown in Figure 4 can control circuit 204, and the push switch 25 is wherein
One connecting pin is electrically connected with the power port 231 of described control unit 23, and another connecting pin is electrically connected with the battery module 30
It connects, the push switch 25 is used to lead when receiving pressing operation in the state that the electronic equipment 100 is in fully powered-off
It is logical, and described control unit 23 is made to obtain electrician in the power supply of the battery module 30 by the push switch 25 be connected
Make.
In the another embodiment, the consumable can control circuit 201 further include the second protection circuit 26 and
Anti-jamming circuit 27, wherein the second protection circuit 26 is electrically connected to the battery module 30 and the push switch 25
Between, the second protection circuit 26 is used for when the push switch 25 receives pressing operation and is connected, and adjusts the electricity
Pond module 30 is output to the voltage of described control unit 23, such as reduces the battery module 30 and be output to described control unit 23
Voltage, to ensure to be input to the voltage/current of the power port 231 in safe range, to avoid because of input voltage
It is excessively high and cause damage described control unit 23, be also avoided as much as directly acting on due to the push switch 25 excessive
Electric current and voltage and generate due to voltage spikes damage described control unit 23.
The embodiment of the present application to it is described second protection circuit 26 particular circuit configurations and type without limitation, as long as described
Second protection circuit 26 can be realized the protection to described control unit 23.For example, the second protection circuit 26 can be adopted
With low pressure difference linear voltage regulator (low dropout regulator, abbreviation LDO) or voltage dividing resistance circuit etc., can specifically join
See that the relevant technologies, the application are not described in detail this.
The anti-jamming circuit 27 is electrically connected between the push switch 25 and described control unit 23, for institute
It states the switching signal that push switch 25 is generated in conducting and disconnection and carries out denoising and filtering processing etc., to eliminate or subtract
The switching noise that the small push switch 25 is generated in conducting and disconnection, so that the switching noise be avoided to damage or interfere institute
State control unit 23 and other circuits.The anti-jamming circuit 27 may include but be not limited to de-noising circuit or filter circuit etc., tool
Body can be found in the relevant technologies, and the application is not described in detail this.
In the embodiment of the present application, described control unit 23 is also used to after working on power persistently generate the second control letter
Number, and the second control signal is sent to the controlled switch 21, with controlled switch 21 described in constant conduction, make the electricity
Pond module 30 gives the system power supply of the electronic equipment 100 by the controlled switch 21 of constant conduction, such as to the control
Unit 23 and output module 40 power supply processed.
In one embodiment, as shown in Fig. 1,3 or 4, the control port 233 of described control unit 23 directly with it is described
The control terminal 213 of controlled switch 21 is electrically connected, and is turned on or off with directly controlling the controlled switch 21.Corresponding to Fig. 1's or 3
Embodiment, one of connecting pin of the push switch 25 are also directly electric with the control terminal of the controlled switch 21 213
Connection, is turned on or off with directly controlling the controlled switch 21.
In a kind of embodiment, corresponding to the embodiment of Fig. 1 or 3, the first control signal and the second control
Signal is low level signal, and correspondingly, low level conducting switch, such as PMOS tube, positive-negative-positive can be used in the controlled switch 21
Triode or relay etc..
Corresponding to the embodiment of Fig. 4, second control signal can be low level signal or high level signal, correspondingly, described
Low level conducting switch, such as PMOS tube, PNP type triode or relay etc. can be used in controlled switch 21, and high electricity can also be used
Flat conducting switch, such as NMOS tube, NPN type triode or relay etc..
In another embodiment, described as shown in Fig. 2, consumable, which can control circuit 202, may also include driving circuit 28
Control unit 23 is electrically connected by the driving circuit 28 with the control terminal 213 of the controlled switch 21, the driving circuit 28
For converting the second control signal to the Continuity signal for controlling the controlled switch 21 and being connected, with described in constant conduction by
Control switch 21.
When the push switch 25 for control the controlled switch 21 conducting when, the push switch 25 it is described wherein
One connecting pin is electrically connected also by the driving circuit 28 with the control terminal 213 of the controlled switch 21, the driving circuit
28 are also used to convert the first control signal to the Continuity signal that the control controlled switch 21 is connected, institute is instantaneously connected
State controlled switch 21.
In the another embodiment, low level conducting switch is can be used in the controlled switch 21, and height can also be used
Level conducting switch, can design according to the structure of the driving circuit 28 be specifically chosen the class of the controlled switch 21
Type, alternatively, the structure of the driving circuit 28 can be designed according to the type of the controlled switch 21, herein without superfluous in detail
It states.
In the embodiment of the present application, the electronic equipment 100 further includes charging module 50, the charging module 50 with it is described
The power port 231 and output module 40 of control unit 23 are electrically connected, and pass through the controlled switch 21 and the battery mould
Block 30 is electrically connected, and the voltage that the charging module 50 is used to receive external power supply charges to the battery module 30 and to described
Control unit 23 and output module 40 are powered.
Described control unit 23 is used to receive the charging in the state that electronic equipment 100 is in fully powered-off
It works on power when the power supply of module 50, and persistently generates the second control signal after working on power, and described second is controlled
Signal processed is sent to the controlled switch 21, with controlled switch 21 described in constant conduction, makes the battery module 30 by continuing
The controlled switch 21 of conducting receives the power supply of the charging module 50 and charges, and the battery module 30 is made to exist
The charging module 50 passes through the controlled switch 21 of constant conduction to the control after disconnecting with the external power supply
Unit 23 and output module 40 are powered.
That is, the working condition of the controlled switch 21 can be by the push switch in embodiments herein
25 pressing operation control or the control by described control unit 23.Wherein, it is in the electronic equipment 100 and thoroughly powers off
Under state, the controlled switch 21 can be directly controlled by the pressing operation of the push switch 25, alternatively, by the push switch
It after 25 pressing operation promotes described control unit 23 to work on power, then is controlled by described control unit 23, alternatively, being filled by described
Electric module 50 receives the voltage of external power supply after so that described control unit 23 is worked on power, then is controlled by described control unit 23
System.
In the case where described control unit 23 is in power-up state, the controlled switch 21 is preferentially by the control of described control unit 23
System, that is, when described control unit 23 is in power-up state, even if being released and making to the pressing operation of the push switch 25
The push switch 25 disconnects or the charging module 50 is disconnected with the external power supply, the controlled switch 21
On state is also unaffected.
Referring to Fig. 1, it further includes setting in the controlled switch 21 and described defeated that the consumable, which can control circuit 201,
The first input node 341 and the second input node 342 on connection circuit 34 between module 40 out.Described control unit 23
Power port 231 be electrically connected by the first protection circuit 24 with first input node 341.
In the present embodiment, described that electrical nodes 343 is taken to be set to first input node 341 and the output module
It, can be correct with the electric parameter for ensuring that the detection circuit 22 detects in the state that no charging current inputs between 40
Ground reflects the actual working state of the output module 40, exports to avoid the battery module 30 to described control unit 23
Operating current influence the testing result of the detection circuit 22.
The charging module 50 is electrically connected with second input node 342, wherein second input node 342 is set
It is taken between electrical nodes 343 and the output module 40 described in being placed in, thus there is charging current to input and the output module 40
When in off position, 221 both ends of the detection resistance that described control unit 23 is detected according to the detection circuit 22
The difference that goes out of electrical parameter calculation be not less than the preset value, so that the passs machine control signal will not be generated come described in disconnecting
Controlled switch 21 can charge when ensuring to have charging current input to the battery module 30.
The charging module 50 is electrically connected by the first protection circuit 24 and the power port 231 of described control unit 23
It connects, to be inputted again after adjusting of the voltage/current for providing the charging module 50 by the first protection circuit 24
The power port 231, to ensure to be input to the voltage/current of the power port 231 in safe range.
It is simple that consumable provided by the present application can control 201 structure of circuit, and can enter suspend mode in the electronic equipment 100
When state or off-mode, the power supply circuit of the battery module 30 of the electronic equipment 100 is thoroughly cut off, the electronic equipment is made
100 thoroughly power-off, so as to meet the needs of zero power consumption under dormant state and off-mode, effectively extend the electricity
The cruise duration of sub- equipment 100.
The application is described in detail in the above specific embodiment, but these not constitute the limit to the application
System.The protection scope of the application is not limited with above embodiment, as long as those of ordinary skill in the art are according to the application institute
Equivalent modification or variation made by disclosure, should be included in the scope of the protection described in the claims.
Claims (15)
1. a kind of consumable can control circuit, it is applied in electronic equipment, which is characterized in that the consumable can control circuit and include:
Controlled switch is electrically connected between the battery module and output module of the electronic equipment；
Detection circuit, the connection circuit between the controlled switch and the output module is electrically connected, for detecting the company
Connect the electric parameter on circuit；And
Control unit is electrically connected, for obtaining the inspection with the control terminal of the controlled switch and the detection circuit
The electric parameter that slowdown monitoring circuit detects, and determine according to the electric parameter detected the working condition of the output module,
And the controlled switch is disconnected when determining that the output module is in off position, stop the battery module to described
The system power supply of electronic equipment.
2. consumable as described in claim 1 can control circuit, which is characterized in that it further includes pressing that the consumable, which can control circuit,
Switch, one of connecting pin of the push switch are electrically connected with the control unit, another connecting pin ground connection, the pressing
The first level letter is turned on and generated when switching for receiving pressing operation when the electronic equipment is in the state not powered off
Number, and first level signal is sent to described control unit；
Described control unit is also used to disconnect the controlled switch when receiving first level signal, makes the battery mould
Block stops to the system power supply of the electronic equipment.
3. consumable as claimed in claim 2 can control circuit, which is characterized in that described control unit includes power port, institute
Power port is stated to be electrically connected by the controlled switch with the battery module；
It further includes push switch that the consumable, which can control circuit, and one of connecting pin of the push switch controlled is opened with described
The control terminal of pass is electrically connected, and another connecting pin ground connection, the push switch is used for fully powered-off in the electronic equipment
First control signal is turned on and generated when receiving pressing operation under state, the controlled switch is connected, keeps the control single
Member is worked on power by the power supply that the controlled switch be connected obtains the battery module.
4. consumable as claimed in claim 2 can control circuit, which is characterized in that described control unit includes power port, institute
Power port is stated to be electrically connected by the controlled switch with the battery module；
It further includes push switch that the consumable, which can control circuit, and one of connecting pin of the push switch and the control are single
The power port electrical connection of member, another connecting pin are electrically connected with the battery module, and the push switch is used in the electronics
Conducting when receiving pressing operation in the state that equipment is in fully powered-off, and make described control unit by conducting it is described by
It compresses switch and obtains the power supply of the battery module and work on power.
5. consumable as described in claim 3 or 4 can control circuit, which is characterized in that described control unit is also used to powering on
Second control signal is persistently generated after work, and the second control signal is sent to the controlled switch, with constant conduction
The controlled switch makes the battery module by the controlled switch of constant conduction to described control unit and output module
Power supply.
6. consumable as claimed in claim 5 can control circuit, which is characterized in that the electronic equipment further includes charging module,
The charging module is electrically connected with the power port of described control unit and output module, and passes through the controlled switch and institute
Battery module electrical connection is stated, the voltage that the charging module is used to receive external power supply charges to the battery module and to institute
State control unit and output module power supply；
Described control unit is used to receive the confession of the charging module in the state that electronic equipment is in fully powered-off
It works on power when electric, and persistently generates the second control signal after working on power, and the second control signal is sent
To the controlled switch, with controlled switch described in constant conduction, open the battery module controlled by the described of constant conduction
It closes the power supply for receiving the charging module and charges, and make the battery module in the charging module and the outside
Power supply is powered by the controlled switch of constant conduction to described control unit and output module after disconnecting.
7. consumable as claimed in claim 5 can control circuit, which is characterized in that it further includes driving that the consumable, which can control circuit,
Circuit, described control unit are electrically connected by the driving circuit with the control terminal of the controlled switch, and the driving circuit is used
In converting the second control signal to the Continuity signal for controlling the controlled switch conducting, opened with controlled described in constant conduction
It closes.
8. consumable as described in claim 1 can control circuit, which is characterized in that the detection circuit includes:
Detection resistance is series on the connection circuit；And
Electrical parameter Acquisition Circuit is electrically connected to the both ends of the detection resistance, for acquiring the detection resistance both ends respectively
Electric parameter；
Described control unit is electrically connected with the output end of the electrical parameter Acquisition Circuit, for obtaining the electrical parameter Acquisition Circuit
Collected two electric parameters, and calculate the difference of described two electric parameters；
Described control unit is also used to determine that the output module is in off position when the difference is less than preset value.
9. consumable as claimed in claim 8 can control circuit, which is characterized in that described control unit be used for determine it is described defeated
Module is in the preset time after off position out, obtains collected two electricity of the electrical parameter Acquisition Circuit again
Gas parameter, and the working condition of the output module is determined again, and is not worked determining that the output module is in again
The controlled switch is disconnected when state.
10. consumable as claimed in claim 2 can control circuit, which is characterized in that described control unit is also used to when default
Between disconnect the controlled switch when persistently receiving first level signal.
11. the consumable as described in claim 1-4 any one can control circuit, which is characterized in that the consumable can control electricity
Road further includes the first input node on the connection circuit being arranged between the controlled switch and the output module and takes
Electrical nodes；
Described control unit includes power port, and the power port is electrically connected with first input node；
The detection circuit takes electrical nodes to be electrically connected with described, and takes electrical nodes to detect the electricity on the connection circuit by described
Gas parameter, wherein described that electrical nodes is taken to be set between first input node and the output module.
12. consumable as claimed in claim 11 can control circuit, which is characterized in that it further includes setting that the consumable, which can control circuit,
Set the second input node on the connection circuit between the controlled switch and the output module；
The electronic equipment further includes charging module, and the charging module is electrically connected with second input node, wherein described
Second input node is set to described take between electrical nodes and the output module.
13. consumable as claimed in claim 11 can control circuit, which is characterized in that it further includes that the consumable, which can control circuit,
One protection circuit, the first protection circuit is electrically connected between the power port and first input node, described
First protection circuit is for the voltage/current for being input to the power port to be adjusted, to ensure to be input to the power supply
The voltage/current of port is in safe range.
14. consumable as claimed in claim 4 can control circuit, which is characterized in that the consumable can control circuit further include:
Second protection circuit, is electrically connected between the battery module and the push switch, in the push switch
When receiving pressing operation and being connected, the voltage that the battery module is output to described control unit is adjusted, to ensure to be input to
The voltage/current of the power port is in safe range；And
Anti-jamming circuit is electrically connected between the push switch and described control unit, for existing to the push switch
The switching signal generated when conducting and disconnection carries out denoising and filtering processing.
15. a kind of electronic equipment can control circuit including the consumable as described in claim 1-14 any one.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820875624.1U CN208421767U (en) | 2018-06-06 | 2018-06-06 | Electronic equipment and its consumable can control circuit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820875624.1U CN208421767U (en) | 2018-06-06 | 2018-06-06 | Electronic equipment and its consumable can control circuit |
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| CN208421767U true CN208421767U (en) | 2019-01-22 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111478403A (en) * | 2020-05-11 | 2020-07-31 | 深圳Tcl新技术有限公司 | Power supply control method, power supply control circuit and medium |
| CN111970164A (en) * | 2020-07-29 | 2020-11-20 | 深圳市广和通无线股份有限公司 | System, method, device, terminal and storage medium for detecting state of communication module |
| CN111987773A (en) * | 2020-08-27 | 2020-11-24 | 西安稳先半导体科技有限责任公司 | On-chip system, battery pack and electronic device |
-
2018
- 2018-06-06 CN CN201820875624.1U patent/CN208421767U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111478403A (en) * | 2020-05-11 | 2020-07-31 | 深圳Tcl新技术有限公司 | Power supply control method, power supply control circuit and medium |
| CN111970164A (en) * | 2020-07-29 | 2020-11-20 | 深圳市广和通无线股份有限公司 | System, method, device, terminal and storage medium for detecting state of communication module |
| CN111987773A (en) * | 2020-08-27 | 2020-11-24 | 西安稳先半导体科技有限责任公司 | On-chip system, battery pack and electronic device |
| CN111987773B (en) * | 2020-08-27 | 2022-05-20 | 西安稳先半导体科技有限责任公司 | On-chip system, battery pack and electronic device |
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