CN105826964B - A kind of charge protector, terminal and charge power supply - Google Patents
A kind of charge protector, terminal and charge power supply Download PDFInfo
- Publication number
- CN105826964B CN105826964B CN201510583166.5A CN201510583166A CN105826964B CN 105826964 B CN105826964 B CN 105826964B CN 201510583166 A CN201510583166 A CN 201510583166A CN 105826964 B CN105826964 B CN 105826964B
- Authority
- CN
- China
- Prior art keywords
- terminal
- power supply
- charging
- charging socket
- voltage signal
- Prior art date
- 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.)
- Active
Links
Abstract
The present invention provides a kind of charge protector, terminal and charge power supply, is related to terminal charge field, the problem of solving because mobile phone charging heating is serious, and cause mobile phone to damage.The charge protector of the present invention includes：Control circuit, temperature for the charging socket of detection terminal, and the temperature of the charging socket in terminal is when being more than a predetermined threshold value, output first voltage signal gives the charge power supply of the charging socket connection of the terminal, the charge power supply is set to disconnect charging circuit according to the first voltage signal, otherwise, output second voltage signal gives the charge power supply of the charging socket connection of terminal, the charge power supply is opened the charging circuit according to the second voltage signal.The present invention is when the temperature of the charging socket of terminal is more than a predetermined threshold value, export charging socket of the first voltage signal to terminal, charge power supply is set to disconnect charging circuit according to first voltage signal, so as to when terminal charge heating is serious, effectively terminal be prevented to be burned.
Description
Technical field
The present invention relates to terminal charge field, more particularly to a kind of charge protector, terminal and charge power supply.
Background technology
Security incident caused by present mobile phone charging is more and more, and principal phenomena is the time of charging by mobile phone or charging wire
Burn out, and with fast charge, dodge and the implementation of large current charge scheme such as fill, this phenomenon will be increasingly severe.
Existing security protection scheme：As depicted in figs. 1 and 2, terminal 1 is established by charging wire 3 with charge power supply 2 and connected,
Increase thermistor (positive on the charging pins for one end plug being typically connected in charging wire 3 with terminal 1
Temperature coefficient, PTC), it is abnormal if there is charging, cause the end plug heating serious and reach a certain
Individual temperature nodes, now PTC show high impedance, charge loop is cut off, so as to protect terminal.But PTC manufacturing process is difficult, into
This height, in normal temperature, impedance is larger, and some only specific values of temperature protection node, uses underaction.In addition, PTC
Need to be placed on above small hardboard, be then embedded into again inside the plug of charging wire 3, complex process, limited space, and anti-machine
Tool poor performance, PTC may be broken by bending or falling, so as to when terminal charge heating is serious, it is impossible to which terminal is played
Protective effect.
The content of the invention
The purpose of the embodiment of the present invention is to provide a kind of charge protector, terminal and charge power supply, it is intended to solve by
In mobile phone charging heating seriously, the problem of causing mobile phone to damage.
To achieve these goals, the embodiment provides a kind of charge protector, applied to terminal, bag
Include：
Control circuit, for the temperature of the charging socket of detection terminal, and the temperature of the charging socket in the terminal is big
When a predetermined threshold value, output first voltage signal gives the charge power supply of the charging socket connection of the terminal, makes described fill
Power supply disconnects charging circuit according to the first voltage signal, and otherwise, output second voltage signal gives filling for the terminal
The charge power supply of electrical outlet connection, makes the charge power supply open the charging circuit according to the second voltage signal.
In order to solve the above technical problems, the embodiment of the present invention additionally provides a kind of terminal, including printed circuit board (PCB), in addition to
The charge protector as described above being arranged on the printed circuit board (PCB).
In order to solve the above technical problems, the embodiment of the present invention additionally provides a kind of charge protector, applied to charging electricity
Source, including：
The protection circuit being connected with the charging socket of charge power supply, the charging socket for receiving the charge power supply transmit
First voltage signal charging circuit is turned off, or second voltage signal is opened to charging circuit.
In order to solve the above technical problems, the embodiment of the present invention additionally provides a kind of charge power supply, including charging circuit, also wrap
Include the charge protector as described above being connected with the charging circuit.
The above-mentioned technical proposal of the embodiment of the present invention has the beneficial effect that：
The above-mentioned technical proposal of the embodiment of the present invention, the temperature of the charging socket of control circuit detection terminal, and described
When the temperature of the charging socket of terminal is more than a predetermined threshold value, the charging socket that output first voltage signal gives the terminal connects
The terminal supplying power connect, otherwise, export second voltage signal to the terminal charging socket connect charge power supply, make with it is described
The charge power supply of the charging socket connection of terminal disconnects charging circuit according to the first voltage signal or believed according to second voltage
Number unlatching charging circuit, and then the present invention when terminal charge heating is serious, charging circuit can be cut off, is effectively prevented
Terminal is burned.
Brief description of the drawings
Fig. 1 is the connection diagram of terminal, charging wire and charge power supply in the prior art；
Fig. 2 is the structural representation for the plug that charging wire is connected with terminal；
Fig. 3 is the structured flowchart of charge protector of the present invention；
Fig. 4 is the first circuit diagram of charge protector of the present invention；
Fig. 5 is the second circuit schematic diagram of charge protector of the present invention；
Fig. 6 is the first connection diagram of terminal of the present invention and charge power supply；
Fig. 7 is the second connection diagram of terminal of the present invention and charge power supply；
Fig. 8 is the first workflow diagram of charge protector of the present invention；
Fig. 9 is the tertiary circuit schematic diagram of charge protector of the present invention；
Figure 10 is the 3rd connection diagram of terminal of the present invention and charge power supply.
Embodiment
To make the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and tool
Body embodiment is described in detail.
The embodiment provides a kind of charge protector, terminal and charge power supply, solves because mobile phone fills
Electricity heating is serious, and the problem of cause mobile phone to damage.
First embodiment：
The charge protector, applied to terminal, including：
Control circuit, for the temperature of the charging socket of detection terminal, and the temperature of the charging socket in terminal is more than one
During predetermined threshold value, output first voltage signal gives the charge power supply of the charging socket connection of above-mentioned terminal, makes the charging electricity
Source disconnects charging circuit according to the first voltage signal, and otherwise, the charging that output second voltage signal gives above-mentioned terminal is inserted
The charge power supply of mouth connection, makes the charge power supply open the charging circuit according to the second voltage signal.
In the embodiment of the present invention, the temperature of the charging socket of control circuit detection terminal, and inserted in the charging of the terminal
When the temperature of mouth is more than a predetermined threshold value, charging socket of the first voltage signal to the terminal is exported, otherwise, the electricity of output second
Charging socket of the signal to the terminal is pressed, makes the charge power supply that the charging socket with the terminal is connected according to the described first electricity
Press signal to disconnect charging circuit or charging circuit is opened according to second voltage signal so that the present invention is serious in terminal charge heating
When, charging circuit can be cut off, effectively prevent terminal to be burned.
Second embodiment：
As shown in figure 3, the charge protector, including：
Temperature-control circuit 11 and bleeder circuit 12；
Wherein, the charging socket of one end of temperature-control circuit 11 and terminal connects, the other end of temperature-control circuit 11
It is connected with one end of bleeder circuit 12, the other end ground connection of bleeder circuit 12；
Temperature-control circuit 11 is used for the temperature of the charging socket of detection terminal, and the temperature of the charging socket in terminal is big
When a predetermined threshold value, control bleeder circuit 12 exports the charging electricity that first voltage signal gives the charging socket connection of terminal
Source, the charge power supply is disconnected the charging circuit according to the first voltage signal, otherwise control bleeder circuit 12 to export
Second voltage signal gives the charge power supply of the charging socket connection of terminal, the charge power supply is believed according to the second voltage
Number open the charging circuit.
The charge protector of the embodiment of the present invention, by the temperature of the charging socket of temperature-control circuit detection terminal,
And the temperature of the charging socket in above-mentioned terminal is when being more than predetermined threshold value, control above-mentioned bleeder circuit export first voltage signal to
The charging socket of terminal, otherwise control above-mentioned bleeder circuit to export charging socket of the second voltage signal to terminal, make and the end
The charge power supply of the charging socket connection at end disconnects charging circuit according to the first voltage signal or opened according to second voltage signal
Charging circuit is opened, so as to when terminal charge heating is serious, charging circuit be cut off, effectively prevent terminal to be burned.
3rd embodiment：
As shown in figure 4, the charge protector, including：
Temperature-control circuit 11 and bleeder circuit 12；One end of temperature-control circuit 11 and the charging socket of terminal connect,
The other end of temperature-control circuit 11 is connected with one end of bleeder circuit 12, the other end ground connection of bleeder circuit 12；
Wherein, temperature-control circuit 11 includes：First resistor R1, first resistor R1 one end and the charging socket of terminal
Charging pins connection；
Further, the bleeder circuit includes：Second resistance R2；Second resistance R2 one end is with first resistor R1's
The other end connects, and export first voltage signal or second voltage signal give terminal charging socket connection charge power supply,
The charge power supply is set to disconnect the charging circuit according to the first voltage signal or be opened according to the second voltage signal
The charging circuit, second resistance R2 other end ground connection.
Specifically, the first resistor R1 in the embodiment of the present invention is the adjustable negative tempperature coefficient thermistor of resistance.
In the embodiment, under normal temperature, first resistor R1 is high value, and the partial pressure value of second resistance R2 outputs is low electricity
Signal is pressed, when the temperature increases, the partial pressure value rise of second resistance R2 outputs, when temperature reaches preset value, second resistance R2
The partial pressure value of output is above-mentioned first voltage signal, charge power supply is turned off charging circuit according to the first voltage signal, so as to
Mobile phone is prevented to be burned.
In addition, above-mentioned preset value can be configured by changing first resistor R1 resistance, such as above-mentioned preset value is 100 DEG C
When, first resistor R1 resistance can be arranged to 10k Ω, second resistance R2 resistance can be specially 10k Ω.
Further, as shown in figure 4, in the embodiment, the number of second resistance R2 one end also with the charging socket of terminal
According to transmission pin connection, the data transfer pin output first voltage signal or second for the charging socket that second resistance passes through terminal
Voltage signal.
Wherein, the data transfer pin of the charging socket of above-mentioned terminal can be specially：ID pins, D+ or D- pins, terminal
Charging socket charging pins can be specially terminal VCHARGE pins or GND pin, wherein above-mentioned VCHARGE pins are
Positive source, magnitude of voltage can be specially 5V.
The charge protector of the embodiment of the present invention, temperature protection can be voluntarily set by changing first resistor R1 resistance
Node, it is flexible and convenient to use, and the charge protector of the embodiment of the present invention, without increasing in the charging wire plug of limited space
Add thermistor, reduce technology difficulty, while reduce cost.
Accordingly, due to the charge protector of the embodiment of the present invention, applied to terminal, therefore, the embodiment of the present invention is also
A kind of terminal, including printed circuit board (PCB) are provided, the charge protector as described above being also provided on printed circuit board (PCB), its
In, the described of above-mentioned charge protector realizes that embodiment suitable for the embodiment of the terminal, can also reach identical skill
Art effect.
Fourth embodiment：
The charge protector, applied to charge power supply, including：
The protection circuit being connected with the charging socket of charge power supply, the charging socket for receiving charge power supply transmit the
One voltage signal is turned off to charging circuit, or second voltage signal is opened to charging circuit.
The charge protector of the embodiment of the present invention, receive the first voltage signal pair of the charging socket transmission of charge power supply
Charging circuit is turned off, or second voltage signal is opened to charging circuit, so that when terminal charge heating is serious, will
Charging circuit is cut off, and effectively prevents terminal to be burned.
5th embodiment：
As shown in figure 5, the charge protector, including：
First field-effect transistor Q1, the grid of the first field-effect transistor Q1 and the charging socket of charge power supply
Data transfer pin connects, the first field-effect transistor Q1 source electrode and the drain electrode charging with the charging socket of charge power supply respectively
Pin connects.
Wherein, the data transfer pin of the charging socket of above-mentioned charge power supply can be specially ID pins, the D+ of charge power supply
Or D- pins, the charging pins of the charging socket of above-mentioned charge power supply can be specially that the GND pin of charge power supply or VCHARGE draw
Pin, and in this embodiment, the first field-effect transistor Q1 source electrode and drain electrode can be both connected with the GND pin of charge power supply,
Also can be connected with the VCHARGE pins of charge power supply.
Further, in the embodiment, charge protector also includes：
3rd resistor R3,3rd resistor R3 one end are connected with the first field-effect transistor Q1 grid, 3rd resistor R3
The other end ground connection.
In the embodiment, 3rd resistor R3 resistance can be specially 10k Ω, and the 3rd resistor plays a part of current limliting, energy
It is enough effectively to prevent from causing what the first field-effect transistor Q1 was damaged because the first field-effect transistor Q1 grid current is too high
Problem.
The charge protector of the embodiment of the present invention, the first voltage signal of the charging socket transmission of charge power supply is received,
The first voltage signal is unsatisfactory for the first field-effect transistor Q1 unlatching threshold voltage, therefore, the first field-effect transistor Q1
Source electrode and drain electrode turn off, now, charging circuit disconnect, effectively prevent terminal to be burned.
The implementation process of above-described embodiment is specifically described below.
As shown in Figure 6 and Figure 7, terminal 1 ' and charge power supply 2 ' establish connection, specifically, the number of the charging socket of terminal 1 '
According to transmission pin and the charging socket of charge power supply 2 ' data transfer pin connect one to one, the charging pins of terminal 1 and
The charging pins of charge power supply 2 ' connect one to one.As shown in fig. 7, the control circuit in terminal 1 ' specifically includes：Above-mentioned
The one resistance R1 and above-mentioned second resistance R2 being connected with first resistor R1.
Under normal temperature, first resistor R1 is high value, and the partial pressure value at second resistance R2 both ends is low voltage signal, this
When, second resistance R2 output partial pressure values (second voltage signal) give the data transfer pin (ID pins, D+ or D- pins) of terminal,
And second voltage signal is transferred to by charge power supply 2 ' by the data transfer pin by terminal 1 ', now, the first field-effect is brilliant
Body pipe Q1 grid receives above-mentioned second voltage signal by the data transfer pin of charge power supply 2 ', due to second voltage signal
Reach the first field-effect transistor Q1 unlatching threshold voltage, therefore, the first field-effect transistor Q1 source electrode and drain electrode turn on,
Charging circuit is opened, and terminal 1 ' is charged；
When the temperature increases, the partial pressure value rise of second resistance R2 outputs, when temperature reaches preset value, second resistance R2
The partial pressure value of output is above-mentioned first voltage signal, and first voltage signal is transferred to charging by terminal 1 ' by data transfer pin
Power supply 2 ', now, the first field-effect transistor Q1 grid receive first voltage by the data transfer pin of charge power supply 2 '
Signal, because first voltage signal is unsatisfactory for the first field-effect transistor Q1 unlatching threshold voltage, therefore, the first field-effect is brilliant
Body pipe Q1 source electrode and drain electrode are not turned on, charging circuit shut-off, and stop charging to terminal 1 '.
Specifically, as shown in figure 8, above-mentioned technical proposal includes：
Step S1：Under normal temperature, first resistor R1 is high value, and the partial pressure value at second resistance R2 both ends is believed for low-voltage
Number, now, the transmission of the ID/D+/D- pins of terminal for low-voltage；
Step S2：First field-effect transistor Q1 grid is connected with the ID/D+/D- pins of terminal by data wire, the
One field-effect transistor Q1 grid is low-voltage, and now, the first field-effect transistor Q1 source electrode shows as high voltage, is met
First field-effect transistor Q1 unlocking condition, the first field-effect transistor Q1 source electrode and drain electrode turn on, normal work；
Step S3：The temperature rise of the charging socket of terminal, first resistor R1 resistance step-downs, the first field-effect transistor Q1
Grid voltage rise；
Step S4：The temperature of the charging socket of terminal reaches certain value, is unsatisfactory for the first field-effect transistor Q1 unlatching
Condition, the first field-effect transistor Q1 source electrode and drain electrode turn off；
Step S5：Charging circuit is cut off, and terminal is played a protective role.
In the embodiment, increase field-effect transistor on the charging pins of charge power supply as switch, and switch enabled
End is communicated by the data transfer pin of charge power supply, and under normal circumstances, field-effect transistor is opened, when terminal charge is sent out
When heat is serious, the first resistor R1 of end side resistance changes so that the grid voltage of field-effect transistor does not meet field effect
The unlocking condition of transistor is answered, and then closes field-effect transistor, charge circuit cut-out, terminal is played a protective role.
Sixth embodiment：
As shown in figure 9, the charge protector, including：
Second field-effect transistor Q2, the grid of the second field-effect transistor Q2 and the charging socket of charge power supply
Data transfer pin connects, the second field-effect transistor Q2 source electrode and drain respectively with the charging socket of charge power supply first
Charging pins connect；
The data of 3rd field-effect transistor Q3, the 3rd field-effect transistor Q3 grid and the charging socket of charge power supply
Transmit pin connection, the 3rd field-effect transistor Q3 source electrode and drain electrode the second charging with the charging socket of charge power supply respectively
Pin connects.
Further, the charging, which includes circuit, also includes：
4th resistance R4, the 4th resistance R4 one end are connected with the second field-effect transistor Q2 grid, the 4th electricity
Hinder R4 other end ground connection；
5th resistance R5, one end of the 5th resistance R5 are connected with the 3rd field-effect transistor Q3 grid, the 5th electricity
Hinder R5 other end ground connection.
The difference of the embodiment and above-mentioned 5th embodiment is, in two charging pins of the charging socket of charge power supply
It is upper to increase a field-effect transistor and current-limiting resistance respectively so that the charge protector can more reliably protect end
End.
As shown in Figure 10, terminal 1 ' is established with charge power supply 2 ' and connected, when the charging socket temperature of terminal 1 ' is too high, the
Any one shut-off in two field-effect transistor Q2 and the 3rd field-effect transistor Q3, cut-off terminal 1 ' and charge power supply
Charging circuit between 2 ', plays a protective role to terminal 1 '.
The charge protector of the embodiment of the present invention can freely set temperature nodes, flexible and convenient to use, and the present invention
Protected from charger source, more efficient, charge protector of the invention is arranged in terminal or charge power supply in addition,
Technology difficulty and cost are reduced, meanwhile, there is good anti-bending performance.
Due to the charge protector of the embodiment of the present invention, applied to charge power supply, therefore, the embodiment of the present invention also provides
A kind of charge power supply, including charging circuit, in addition to the charge protector as described above that is connected with the charging circuit,
Wherein, the described of above-mentioned charge protector realizes that embodiment suitable for the embodiment of the terminal, can also reach identical
Technique effect.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of principle of the present invention is not departed from, some improvements and modifications can also be made, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (13)
- A kind of 1. charge protector, applied to terminal, it is characterised in that including：The control circuit being arranged on the printed circuit board of terminal, for the temperature of the charging socket of detection terminal, and described When the temperature of the charging socket of terminal is more than a predetermined threshold value, the charging socket that output first voltage signal gives the terminal connects The charge power supply connect, the charge power supply is disconnected charging circuit according to the first voltage signal, otherwise, export second voltage Signal gives the charge power supply of the charging socket connection of the terminal, the charge power supply is opened according to the second voltage signal Open the charging circuit；Wherein, the first voltage signal or the second voltage signal are drawn by the data transfer of the charging socket of the terminal Pin exports.
- 2. charge protector according to claim 1, it is characterised in that the control circuit includes：Temperature control electricity Road and bleeder circuit；Wherein, one end of the temperature-control circuit is connected with the charging socket of the terminal, the temperature-control circuit it is another One end is connected with one end of the bleeder circuit, the other end ground connection of the bleeder circuit；The temperature-control circuit is used for the temperature for detecting the charging socket of the terminal, and in the charging socket of the terminal When temperature is more than the predetermined threshold value, the bleeder circuit is controlled to export the charging that the first voltage signal gives the terminal The charge power supply of socket connection, makes the charge power supply disconnect the charging circuit according to the first voltage signal, otherwise controls Make the bleeder circuit and export the charge power supply that the second voltage signal gives the charging socket connection of the terminal, make described Charge power supply opens the charging circuit according to the second voltage signal.
- 3. charge protector according to claim 2, it is characterised in that the temperature-control circuit includes：First electricity Resistance；One end of the first resistor is connected with the charging pins of the charging socket of the terminal, the other end of the first resistor It is connected with the bleeder circuit.
- 4. charge protector according to claim 3, it is characterised in that the first resistor is the adjustable subzero temperature of resistance Spend coefficient resistance.
- 5. charge protector according to claim 3, it is characterised in that the bleeder circuit includes：Second resistance；One end of the second resistance is connected with the first resistor, and exports the first voltage signal or the second voltage Signal gives the charge power supply of the charging socket connection of the terminal, the charge power supply is broken according to the first voltage signal Drive the charging circuit or the charging circuit, another termination of the second resistance are opened according to the second voltage signal Ground.
- 6. charge protector according to claim 5, it is characterised in that one end of the second resistance also with the end The data transfer pin connection of the charging socket at end, the second resistance are drawn by the data transfer of the charging socket of the terminal Pin exports the first voltage signal or the second voltage signal.
- 7. a kind of terminal, including printed circuit board (PCB), it is characterised in that also include be arranged on the printed circuit board (PCB) such as right It is required that the charge protector described in any one of 1-6.
- A kind of 8. charge protector, applied to charge power supply, it is characterised in that including：The protection circuit be arranged in charge power supply, being connected with the charging socket of charge power supply, for receiving the charge power supply The first voltage signal of charging socket transmission charging circuit is turned off, or second voltage signal is opened charging circuit Open, the charging socket of the charge power supply and the charging socket of terminal connect, and the first voltage signal is in the terminal When the temperature of charging socket is more than a predetermined threshold value, the charging socket by the charging socket of the charge power supply from the terminal Obtain, the second voltage signal is to be less than or equal to the predetermined threshold value in the temperature of the charging socket of the terminal When, obtained by the charging socket of the charge power supply from the charging socket of the terminal；Wherein, the data transfer pin of the charging socket of the first voltage signal or the second voltage signal from the terminal Middle acquisition.
- 9. charge protector according to claim 8, it is characterised in that the protection circuit includes：First field-effect transistor, the data of the grid of first field-effect transistor and the charging socket of the charge power supply Transmit pin connection, the source electrode of first field-effect transistor and draining fills with the charging socket of the charge power supply respectively Electric pin connection.
- 10. charge protector according to claim 8, it is characterised in that the protection circuit includes：Second field-effect transistor, the data of the grid of second field-effect transistor and the charging socket of the charge power supply Transmit pin connection, the source electrode of second field-effect transistor and drain respectively with the charging socket of the charge power supply the One charging pins connect；3rd field-effect transistor, the data of the grid of the 3rd field-effect transistor and the charging socket of the charge power supply Transmit pin connection, the source electrode of the 3rd field-effect transistor and drain respectively with the charging socket of the charge power supply the Two charging pins connect.
- 11. charge protector according to claim 9, it is characterised in that the protection circuit also includes：3rd resistor, one end of the 3rd resistor are connected with the grid of first field-effect transistor, the 3rd resistor The other end ground connection.
- 12. charge protector according to claim 10, it is characterised in that the protection circuit also includes：4th resistance, one end of the 4th resistance are connected with the grid of second field-effect transistor, the 4th resistance The other end ground connection；5th resistance, one end of the 5th resistance are connected with the grid of the 3rd field-effect transistor, the 5th resistance The other end ground connection.
- 13. a kind of charge power supply, including charging circuit, it is characterised in that also including being connected with the charging circuit such as right It is required that the charge protector described in any one of 8-12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510583166.5A CN105826964B (en) | 2015-09-14 | 2015-09-14 | A kind of charge protector, terminal and charge power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510583166.5A CN105826964B (en) | 2015-09-14 | 2015-09-14 | A kind of charge protector, terminal and charge power supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105826964A CN105826964A (en) | 2016-08-03 |
| CN105826964B true CN105826964B (en) | 2017-12-26 |
Family
ID=56513421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510583166.5A Active CN105826964B (en) | 2015-09-14 | 2015-09-14 | A kind of charge protector, terminal and charge power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105826964B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106445044A (en) * | 2016-08-18 | 2017-02-22 | 硅谷数模半导体（北京）有限公司 | Data conversion interface protection method and system |
| CN107069843B (en) * | 2017-01-13 | 2023-08-29 | 顺丰科技有限公司 | Short-circuit protection charging interface and control method thereof |
| CN111835069A (en) * | 2020-07-24 | 2020-10-27 | 维沃移动通信有限公司 | Charging device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201616664U (en) * | 2010-01-11 | 2010-10-27 | 李琪 | Mobile phone charger overheating alarm and protection device |
| CN201656433U (en) * | 2010-02-05 | 2010-11-24 | 国基电子（上海）有限公司 | Overheat protection circuit and electronic equipment using overheat protection circuit |
| CN103683388A (en) * | 2013-11-15 | 2014-03-26 | 小米科技有限责任公司 | Charger, terminal, overheating protection system and overheating protection method |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9276421B2 (en) * | 2012-10-31 | 2016-03-01 | Motorola Solutions, Inc. | Portable rechargeable battery pack and external adapter for same |
| CN104104135A (en) * | 2014-07-07 | 2014-10-15 | 程宇航 | Charging apparatus, charging method and device |
-
2015
- 2015-09-14 CN CN201510583166.5A patent/CN105826964B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201616664U (en) * | 2010-01-11 | 2010-10-27 | 李琪 | Mobile phone charger overheating alarm and protection device |
| CN201656433U (en) * | 2010-02-05 | 2010-11-24 | 国基电子（上海）有限公司 | Overheat protection circuit and electronic equipment using overheat protection circuit |
| CN103683388A (en) * | 2013-11-15 | 2014-03-26 | 小米科技有限责任公司 | Charger, terminal, overheating protection system and overheating protection method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105826964A (en) | 2016-08-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104810878B (en) | Overvoltage/overcurrent protection circuit and mobile terminal | |
| WO2016074391A1 (en) | Power adapter and terminal | |
| CN105826964B (en) | A kind of charge protector, terminal and charge power supply | |
| CN207200350U (en) | A kind of excess temperature overvoltage crowbar and intelligent terminal | |
| CN108054795B (en) | Terminal and charging method | |
| CN206422568U (en) | A kind of fast-charging protection circuit of intelligent terminal | |
| CN101917039B (en) | Battery and method and circuit for preventing overhigh temperature during charging same | |
| CN104184116B (en) | Protect circuit and the electronic device with the protection circuit | |
| CN107425556A (en) | Battery balanced device and battery equalization method | |
| CN106027012A (en) | Pull-down resistor switching circuit | |
| CN206542206U (en) | A kind of charge-discharge protection circuit, battery and electronic equipment | |
| CN206332476U (en) | Battery balanced device | |
| CN105141005B (en) | A kind of data cable and charging method | |
| CN204538754U (en) | High integrated multifunction portable power source | |
| CN104167790B (en) | The charge control system and its charge control method of charger, mobile terminal | |
| CN207677454U (en) | Intelligent battery and its charge protector | |
| CN206060301U (en) | A kind of charge protector and mobile terminal | |
| CN110277700A (en) | A kind of connector | |
| CN109378808B (en) | A kind of protection circuit for hot plug detection port of low cost | |
| CN205792498U (en) | A kind of pull down resistor on-off circuit | |
| CN201812899U (en) | Circuit for preventing over-high temperature during battery charging and battery thereof | |
| CN206379583U (en) | Universal serial bus connector | |
| CN106487068A (en) | Overvoltage protective system and method | |
| CN204462295U (en) | Auxiliary circuit is detected from equipment and insertion thereof | |
| CN106130141A (en) | A kind of charge control method, charging system and electronic equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant |