CN209046719U - A kind of iPhone mobile phone is for electro-detection one-key start device - Google Patents
A kind of iPhone mobile phone is for electro-detection one-key start device Download PDFInfo
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- CN209046719U CN209046719U CN201821807322.7U CN201821807322U CN209046719U CN 209046719 U CN209046719 U CN 209046719U CN 201821807322 U CN201821807322 U CN 201821807322U CN 209046719 U CN209046719 U CN 209046719U
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Abstract
For electro-detection one-key start device, including positive input and negative input, positive input and negative input connect the anode and cathode of maintenance power supply respectively for a kind of iPhone mobile phone；Positive input connects positive output end, and positive output end, resistance R5, indicator light, switching circuit of power supply, trigger switch circuit and negative input are sequentially connected, the termination ground terminal that indicator light is connected with switching circuit of power supply；Positive output and ground connects iPhone cell phone mainboard battery socket；It further include chip DW01 and protection diode, the cathode and anode of protection diode connect positive input and negative input respectively；5 feet of positive input, resistance R1 and chip DW01 are sequentially connected, 2 feet of a chip termination DW01 of resistance R2, one end that another termination switching circuit of power supply is connected with trigger switch circuit；Trigger switch circuit meets chip DW01.The utility model has the function of anti-misconnection, anti-short circuit etc..
Description
Technical field
The utility model relates to mobile phone detection technique field, especially a kind of iPhone mobile phone is filled for electro-detection one-key start
It sets.
Background technique
IPhone is the smart phone that Apple Inc. releases, and powerful, fashionable appearance is deep by vast young personage's
Like.IPhone not only has the external design of fashion, and internal motherboard design is also extremely complex, a electronic components up to ten thousand
It is integrated in narrow space, compares other cell phone mainboards, the mainboard of iPhone seems especially small and exquisite.However in mobile phone
In maintenance process, if situations such as positive and negative wiring error of crocodile clip, overtension, short circuit occurs, it is easy to burn cell phone mainboard.
Utility model content
The utility model provides a kind of iPhone mobile phone for electro-detection one-key start device, has anti-misconnection, anti-short circuit etc.
Defencive function ensures power supply safety.
A kind of iPhone mobile phone for electro-detection one-key start device, including positive input and negative input, it is described just
It is respectively used to connect the anode and cathode of maintenance power supply to input terminal and negative input；Positive input connects positive output end, just
Be sequentially connected to output end, resistance R5, indicator light, switching circuit of power supply, trigger switch circuit and negative input, indicator light and
The termination ground terminal that switching circuit of power supply is connected；The forward direction output and ground is used to connect the electricity of iPhone cell phone mainboard
Pond socket；It further include chip DW01 and protection diode, the cathode and anode of protection diode connect the positive input respectively
And negative input；5 feet of the positive input, resistance R1 and chip DW01 are sequentially connected, a chip termination of resistance R2
2 feet of DW01, one end that another termination switching circuit of power supply is connected with trigger switch circuit；The trigger switch circuit connects chip
DW01 simultaneously is used to be switched on or off according to the trigger signal of chip DW01.
Preferably, the trigger switch circuit includes chip FS8205A, and 5 feet and 4 feet of chip FS8205A connect core respectively
3 feet and 1 foot of piece DW01,8 feet and 1 foot of chip FS8205A are connected, and 6 feet and 7 feet of chip FS8205A connect power switch electricity
Road, 2 feet and 3 feet of chip FS8205A connect negative input.
Preferably, the switching circuit of power supply includes metal-oxide-semiconductor and power switch, and the drain electrode of metal-oxide-semiconductor connects indicator light, metal-oxide-semiconductor
Source contact send out switching circuit, positive input, power switch, resistance R4 and metal-oxide-semiconductor grid be sequentially connected, the both ends resistance R3
The source electrode and grid of metal-oxide-semiconductor are connect respectively.
Preferably, positive output and ground connects the both ends of filter capacitor respectively.
It preferably, further include boot-strap circuit, the boot-strap circuit includes chip BL8530-55, and the positive input is opened
1 foot of machine switch and chip BL8530-55 are sequentially connected, and the anode of the positive input, inductance L1 and diode D2 is sequentially
It is connected, cathode, resistance R7 and the boosting output end of diode D2 is sequentially connected；5 feet of chip BL8530-55 connect diode D2's
Anode, the 4 feet ground connection of chip BL8530-55,2 feet of chip BL8530-55 connect the cathode of diode D2；The forward direction output end
It is arranged in Duplex socket with boosting output end, is connected by the Duplex socket with the battery socket of iPhone cell phone mainboard.
It preferably, further include shell, the indicator light setting is on the shell.
Preferably, the positive input and negative input are respectively connected with crocodile clip.
In the utility model, protection diode is connect between positive input and negative input, carries out reverse polarity protection,
When positive and negative anodes are reversed, electric current is flowed through from protection diode, will not burn whole device, plays the work for preventing reversal connection and antistatic
With.2 feet of chip DW01 are by the interior electric current to circulate of resistance R2 acquisition device, if short circuit, short circuit current meeting occur in device
It is very high, after 2 feet of chip DW01 collect high current, trigger switch circuit is output control signals to, makes trigger switch circuit
It disconnects, then the DC loop of whole device disconnects, and to prevent short circuit from burning device, ensures Electrical Safety.Meanwhile the instruction of setting
Lamp is used to indicate the energized state of device, only lights after device energization.
Detailed description of the invention
Fig. 1 is that a kind of iPhone mobile phone of embodiment of the utility model shows for the circuit structure of electro-detection one-key start device
It is intended to；
Fig. 2 is a kind of structural schematic diagram of the trigger switch circuit of embodiment of the utility model；
Fig. 3 is the schematic diagram of the chip FS8205A of embodiment of the utility model a kind of；
Fig. 4 is a kind of structural schematic diagram of the switching circuit of power supply of embodiment of the utility model；
Fig. 5 is a kind of structural schematic diagram of the boot-strap circuit of embodiment of the utility model；
Fig. 6 is a kind of structural representation of the iPhone mobile phone for electro-detection one-key start device of embodiment of the utility model
Figure.
Specific embodiment
The utility model is described in further detail below by specific embodiment combination attached drawing.
The utility model embodiment provides a kind of iPhone mobile phone for electro-detection one-key start device, which can be applied to
The iPhone mobile phones such as iphone64.7, iphone6 5.5, iphone6s 4.7 and iphone6SP 5.5.As shown in Figure 1, it is wrapped
Include positive input and negative input, the positive input and negative input be respectively used to connect the anode of maintenance power supply and
Cathode, with input DC power.Positive input meets positive output end VBAT, positive output end, resistance R5, indicator light LED1,
Switching circuit of power supply, trigger switch circuit and negative input are sequentially connected, one end that indicator light is connected with switching circuit of power supply
Connect ground terminal；The forward direction output and ground is used to connect the battery socket of iPhone cell phone mainboard, with to iPhone mobile phone
Main board power supply.After accessing iPhone cell phone mainboard, positive input, positive output end, ground terminal, switching circuit of power supply, touching
It sends out switching circuit and negative input forms power circuit, the switching circuit of power supply and trigger switch circuit of concatenation are as switch
Circuit controls the on-off in entire circuit.Switching circuit of power supply has corresponding switch, the i.e. controllable power supply of the user's operation switch
Switching circuit is turned on or off.
As shown, further including chip DW01 and protection diode D1, the cathode and anode of protection diode meet institute respectively
State positive input and negative input.When normal use, positive input and negative input should connect maintenance power supply respectively
Anode and cathode, if reversed, electric current directly passes through diode D1 and flows to positive input from negative input, plays anti-
Polarity protection will not burn whole device, play the role of preventing reversal connection, meanwhile, it, can also be with if producing reversed electrostatic
It is guided and is removed by protection diode D1.
5 feet of the positive input, resistance R1 and chip DW01 are sequentially connected, a chip termination DW01's of resistance R2
2 feet, one end that another termination switching circuit of power supply is connected with trigger switch circuit.The trigger switch circuit meets chip DW01 simultaneously
It is switched on or off for the trigger signal according to chip DW01.By default, trigger switch circuit is conducting, if
Short circuit occurs in device, short circuit current can be very high, after 2 feet of chip DW01 collect high current, if the current value is more than
Predetermined value, will output control signals to trigger switch circuit, disconnect trigger switch circuit, then the DC loop of whole device
It disconnects, to prevent short circuit from burning device, ensures Electrical Safety.
Further, as shown in Fig. 2, the trigger switch circuit includes IC2, i.e. chip FS8205A, chip FS8205A
5 feet and 4 feet connect 3 feet and 1 foot of chip DW01 respectively, 8 feet and 1 foot of chip FS8205A are connected, 6 feet of chip FS8205A
Switching circuit of power supply is connect with 7 feet, 2 feet and 3 feet of chip FS8205A connect negative input.
As shown in figure 3, there are two metal-oxide-semiconductors for tool between S1 and S2, tool is equivalent to there are two switch, G1 and G2 connect chip respectively
3 feet and 1 foot of DW01, chip DW01 change the on-off of two metal-oxide-semiconductors by output low and high level respectively, and then open triggering
Powered-down road is switched on or off.
In one embodiment, as shown in figure 4, the switching circuit of power supply includes metal-oxide-semiconductor Q1 and power switch K1, MOS
The drain electrode of pipe connects indicator light, and the source contact of metal-oxide-semiconductor sends out switching circuit, positive input, power switch, resistance R4 and metal-oxide-semiconductor
Grid is sequentially connected, and the both ends resistance R3 connect the source electrode and grid of metal-oxide-semiconductor respectively.When K1 access failure, grid is in low level, and K1 connects
After logical, grid be in high level, by the conversion of this low and high level so that be connected between the source electrode and drain electrode of metal-oxide-semiconductor or
It disconnects.
As shown in Figure 1, positive output and ground connects the both ends of filter capacitor C2 and C3 respectively, plays and filter out exchange letter
Number effect.
In one embodiment, as shown in figure 5, device further includes boot-strap circuit, the boot-strap circuit includes chip
1 foot of BL8530-55, the positive input, startup switch and chip BL8530-55 are sequentially connected, the positive input,
The anode of inductance L1 and diode D2 are sequentially connected, and cathode, resistance R7 and the boosting output end of diode D2 is sequentially connected；Chip
5 feet of BL8530-55 connect the anode of diode D2, the 4 feet ground connection of chip BL8530-55, and 2 feet of chip BL8530-55 connect two
The cathode of pole pipe D2；It is described forward direction output end and boosting output end be arranged in Duplex socket, by the Duplex socket with
The battery socket of iPhone cell phone mainboard is connected.
Chip BL8530-55 is used to 4.2V dc voltage boost be that 5.5V DC voltage can when voltage reaches 5.5V
Directly iPhone to be driven to be switched on.By pressing startup switch K2,1 foot of chip BL8530-55 accesses DC voltage, so that core
Piece BL8530-55 starts to work.And then control mobile phone and directly open, play the role of key booting.
In one embodiment, as shown in fig. 6, device further includes shell, shell can be rubber shell, the indicator light, confession
Electric switch, startup switch are respectively provided on the shell.The positive input and negative input are respectively connected with crocodile clip, pass through crocodile
Fish folder is connected with maintenance power supply.
The above content is combine specific embodiment further detailed description of the utility model, and it cannot be said that
The specific implementation of the utility model is only limited to these instructions.For the utility model person of an ordinary skill in the technical field
For, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made.
Claims (7)
1. a kind of iPhone mobile phone is for electro-detection one-key start device, it is characterised in that:
Including positive input and negative input, the positive input and negative input are respectively used to connect maintenance power supply
Anode and cathode；Positive input connects positive output end, positive output end, resistance R5, indicator light, switching circuit of power supply, triggering
Switching circuit and negative input are sequentially connected, the termination ground terminal that indicator light is connected with switching circuit of power supply；The forward direction
Output and ground is used to connect the battery socket of iPhone cell phone mainboard；It further include chip DW01 and protection diode, protection
The cathode and anode of diode connect the positive input and negative input respectively；The positive input, resistance R1 and core
5 feet of piece DW01 are sequentially connected, and 2 feet of a chip termination DW01 of resistance R2, another termination switching circuit of power supply and triggering are opened
The connected one end in powered-down road；The trigger switch circuit connect chip DW01 and for according to chip DW01 trigger signal conducting or
Person disconnects.
2. the apparatus according to claim 1, it is characterised in that:
The trigger switch circuit includes chip FS8205A, and 5 feet and 4 feet of chip FS8205A connect 3 feet of chip DW01 respectively
With 1 foot, 8 feet and 1 foot of chip FS8205A are connected, and 6 feet and 7 feet of chip FS8205A connect switching circuit of power supply, chip
2 feet and 3 feet of FS8205A connect negative input.
3. the apparatus according to claim 1, it is characterised in that:
The switching circuit of power supply includes metal-oxide-semiconductor and power switch, and the drain electrode of metal-oxide-semiconductor connects indicator light, the source contact hair of metal-oxide-semiconductor
Switching circuit, positive input, power switch, resistance R4 and metal-oxide-semiconductor grid are sequentially connected, and the both ends resistance R3 connect metal-oxide-semiconductor respectively
Source electrode and grid.
4. the apparatus according to claim 1, it is characterised in that:
Positive output and ground connects the both ends of filter capacitor respectively.
5. device according to claim 1-4, it is characterised in that:
It further include boot-strap circuit, the boot-strap circuit includes chip BL8530-55, the positive input, startup switch and core
1 foot of piece BL8530-55 is sequentially connected, and the anode of the positive input, inductance L1 and diode D2 is sequentially connected, diode
Cathode, resistance R7 and the boosting output end of D2 is sequentially connected；5 feet of chip BL8530-55 connect the anode of diode D2, chip
4 feet of BL8530-55 are grounded, and 2 feet of chip BL8530-55 connect the cathode of diode D2；The forward direction output end and boosting are defeated
Outlet is arranged in Duplex socket, is connected by the Duplex socket with the battery socket of iPhone cell phone mainboard.
6. device according to claim 1-4, it is characterised in that:
It further include shell, the indicator light setting is on the shell.
7. device according to claim 6, it is characterised in that:
The positive input and negative input are respectively connected with crocodile clip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821807322.7U CN209046719U (en) | 2018-11-05 | 2018-11-05 | A kind of iPhone mobile phone is for electro-detection one-key start device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821807322.7U CN209046719U (en) | 2018-11-05 | 2018-11-05 | A kind of iPhone mobile phone is for electro-detection one-key start device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209046719U true CN209046719U (en) | 2019-06-28 |
Family
ID=67039298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821807322.7U Expired - Fee Related CN209046719U (en) | 2018-11-05 | 2018-11-05 | A kind of iPhone mobile phone is for electro-detection one-key start device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209046719U (en) |
-
2018
- 2018-11-05 CN CN201821807322.7U patent/CN209046719U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190628 Termination date: 20211105 |
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| CF01 | Termination of patent right due to non-payment of annual fee |