CN202856409U - Mobile phone boost charging wire and mobile phone charging system - Google Patents

Mobile phone boost charging wire and mobile phone charging system Download PDF

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Publication number
CN202856409U
CN202856409U CN 201220519024 CN201220519024U CN202856409U CN 202856409 U CN202856409 U CN 202856409U CN 201220519024 CN201220519024 CN 201220519024 CN 201220519024 U CN201220519024 U CN 201220519024U CN 202856409 U CN202856409 U CN 202856409U
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China
Prior art keywords
chip
mobile phone
boosts
pin
resistance
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Expired - Fee Related
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CN 201220519024
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Chinese (zh)
Inventor
黄国昊
张黎君
郑旭升
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HUIZHOU MIQI COMMUNICATION EQUIPMENT CO Ltd
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HUIZHOU MIQI COMMUNICATION EQUIPMENT CO Ltd
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Priority to CN 201220519024 priority Critical patent/CN202856409U/en
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Publication of CN202856409U publication Critical patent/CN202856409U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model belongs to the field of electronic devices and particularly relates to a mobile phone boost charging wire and a mobile phone charging system. The input end of the mobile phone boost charging wire is a universal 5pin interface which is connected with a USB interface of a standby mobile phone, the output end of the mobile phone boost charging wire is a convertible adapter interface, and the mobile phone boost charging wire mainly comprises a boost circuit board which is composed of a boost chip, a voltage detection chip, an inductor, capacitors, resistors and the like and is used for boosting a discharge voltage of the standby mobile phone to a constant 5V for outputting. According to the mobile phone boost charging wire and the mobile phone charging system which are provided by the utility model, the standby mobile phone with a large-capacity battery can be turned into a mobile power supply to charge a mobile phone in need of being charged whenever and wherever possible through the mobile phone boost charging wire. For example, when a battery of a commonly-used mobile phone runs out, a standby mobile phone can be connected with the commonly-used mobile phone through the mobile phone boost charging wire and the commonly-used mobile phone can be charged by a battery of the standby mobile phone.

Description

Mobile phone boost charge line and charging system
Technical field
The utility model belongs to field of electronic devices, relates in particular to a kind of mobile phone boost charge line and charging system.
Background technology
At present, smart mobile phone is popularized comprehensively.Along with the function of smart mobile phone on the market is more and more, people use the frequency of mobile phone also more and more higher, although supporting battery of mobile phone capacity also is to do increasingly, but do not overcome the fast problem of mobile phone power consumption.Especially work as people and be away from home, do not possess in the situation of cell-phone charging condition, in a single day mobile phone exhausts the electric weight shutdown, bring inconvenience will for people's work and life.In view of this, be necessary to invent a kind of mobile phone of can realizing to the technology of cell-phone charging, as portable power source for subsequent use, realizing whenever and wherever possible can be to the own cell-phone charging that often uses with a mobile phone with high capacity cell.
The utility model content
The purpose of this utility model is to provide a kind of mobile phone boost charge line, be intended to alleviate or eliminate the inconvenience that mobile phone power consumption commonly used causes that soon, easily shutdown etc. brings, by this mobile phone boost charge line the discharge voltage of spare mobile phone is boosted to constant 5V output, it is cell-phone charging commonly used to be charged that continuous current is provided.
To achieve these goals, the technical scheme that adopts of the utility model is:
A kind of mobile phone boost charge line, its input are general 5pin interface, link to each other with the USB interface of spare mobile phone, and output is disposable adapter interface, and as improvement, described charging wire comprises a booster circuit plate, and described booster circuit plate comprises:
Boost chip U1, voltage checking chip U2, inductance L 1, capacitor C 1, capacitor C 2, capacitor C 3, resistance R 1, resistance R 2 and resistance R 3;
The voltage input pin VCC of the described chip U1 that boosts, the voltage input pin VDD of voltage checking chip U2 connects VBAT mouth on the described spare mobile phone mainboard by unsettled data port in the described spare mobile phone USB interface simultaneously, described capacitor C 2 and capacitor C 3 are attempted by between the voltage input pin VCC and ground of the described chip U1 that boosts simultaneously, described inductance L 1 is connected between the voltage input pin VCC and switch pin SW of the described chip U1 that boosts, the output pin OUT of described voltage checking chip U2 meets the control pin EN of the described chip U1 that boosts, described resistance R 3 is connected between the common port and ground that the control pin EN of the output pin OUT of described voltage checking chip U2 and the described chip U1 that boosts joins, the grounding pin GND of the grounding pin GND of described voltage checking chip U2 and the described chip U1 that boosts is ground connection simultaneously, the output pin VOUT of the described chip U1 that boosts is the output of described booster circuit plate, for mobile phone to be charged provides constant 5V voltage, described resistance R 1 and resistance R 2 are serially connected between the output pin VOUT and ground of the described chip U1 that boosts successively, the described feedback pin FB that boosts chip U1 connects the end that described resistance R 1 and resistance R 2 connect altogether, and described capacitor C 1 is connected between the output pin VOUT and ground of the described chip U1 that boosts.
Particularly, the described chip U1 that boosts is synchronous boost switching regulator SGM6603.
Further, described voltage checking chip U2 includes but not limited to S-80833CLMA-B6ST1G.
Another purpose of the present utility model is to provide a kind of cell-phone charging system, described charging system comprises spare mobile phone and the mobile phone boost charge line with high capacity cell and USB interface, the input of described mobile phone boost charge line is the 5pin interface that can link to each other with the USB interface of described spare mobile phone, its output is disposable adapter interface, the VBAT mouth on the described spare mobile phone mainboard with link to each other with unsettled data port in self USB interface; As improvement, described cell-phone charging system also comprises the booster circuit plate of above-mentioned any form; Further, described spare mobile phone is MK03, and its battery electric quantity is 3000mAh.
Mobile phone boost charge line and charging system that the utility model provides by a mobile phone boost charge line, can become portable power source with a spare mobile phone with high capacity cell, and giving whenever and wherever possible has the cell-phone charging to be charged that needs.In situation about exhausting at cell-phone battery electric-charge quantity commonly used, just can with spare mobile phone be connected mobile phone and connect by mobile phone boost charge line, by the battery of spare mobile phone to commonly using cell-phone charging.
Description of drawings
Fig. 1 is the example electronic devices and components figure of booster circuit plate in the mobile phone boost charge line that provides of the utility model embodiment.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
The utility model embodiment provides a kind of mobile phone boost charge line and charging system, by a mobile phone boost charge line, a spare mobile phone with high capacity cell can be become portable power source, and giving whenever and wherever possible has the cell-phone charging commonly used that needs.
The utility model embodiment at first provides a kind of mobile phone boost charge line, and its input is general 5pin interface, can links to each other with the USB interface of spare mobile phone, and its output is disposable adapter interface, can link to each other with the mobile phone of different interface type.In order to realize spare mobile phone to the direct charging of mobile phone commonly used to be charged, this mobile phone boost charge line will comprise a booster circuit plate.
Fig. 1 is the example electronic devices and components figure of booster circuit plate in the mobile phone boost charge line that provides of the utility model embodiment.For convenience of explanation, only show the part relevant with present embodiment, as shown in the figure:
The booster circuit plate comprises: boost chip U1, voltage checking chip U2, inductance L 1, capacitor C 1, capacitor C 2, capacitor C 3, resistance R 1, resistance R 2 and resistance R 3;
The voltage input pin VCC of chip U1 boosts, the voltage input pin VDD of voltage checking chip U2 connects VBAT mouth on the described spare mobile phone mainboard by data port unsettled in the spare mobile phone USB interface simultaneously, capacitor C 2 and capacitor C 3 are attempted by between the voltage input pin VCC and ground of the chip U1 that boosts simultaneously, inductance L 1 is connected between the voltage input pin VCC and switch pin SW of the chip U1 that boosts, the output pin OUT of voltage checking chip U2 meets the control pin EN of the chip U1 that boosts, resistance R 3 is connected between the common port and ground that the control pin EN of the output pin OUT of voltage checking chip U2 and the chip U1 that boosts joins, the grounding pin GND of the grounding pin GND of voltage checking chip U2 and the chip U1 that boosts is ground connection simultaneously, the output pin VOUT of chip U1 of boosting is the output of booster circuit plate, for mobile phone commonly used to be charged provides constant 5V voltage, resistance R 1 and resistance R 2 are serially connected between the output pin VOUT and ground of the chip U1 that boosts successively, boost the feedback pin FB connecting resistance R1 of chip U1 and the end that resistance R 2 connects altogether, capacitor C 1 is connected between the output pin VOUT and ground of the chip U1 that boosts.
Need to prove, this mobile phone boost charge line can with spare mobile phone be connected mobile phone and directly connect the prerequisite of charging and be: unsettled data-interface must be connected to the positive pole of the battery on the spare mobile phone mainboard in the USB interface 5pin line commonly used of spare mobile phone, namely at first the VBAT mouth on the spare mobile phone mainboard will be routed to this unsettled data-interface.At this moment, the unsettled data-interface of original USB interface 5pin just becomes the VBAT angle, is the power input of mobile phone boost charge line.
As a preferred embodiment of the present utility model, the chip U1 that boosts adopts synchronous boost switching regulator SGM6603.
As a preferred embodiment of the present utility model, voltage checking chip U2 includes but not limited to S-80833CLMA-B6ST1G.
As a preferred embodiment of the present utility model, in order to realize effect heat insulation and attractive in appearance, the booster circuit plate adopts the plastic cement hot melt.
The utility model embodiment also provides a kind of cell-phone charging system, this charging system comprises spare mobile phone and the mobile phone boost charge line with high capacity cell and USB interface, the input of mobile phone boost charge line is the 5pin interface that can link to each other with the USB interface of spare mobile phone, its output is disposable adapter interface, can link to each other with the mobile phone of different interface type, and unsettled data port links to each other in the VBAT mouth on the spare mobile phone mainboard and self USB interface;
And mobile phone boost charge line comprises a booster circuit plate, and the booster circuit plate comprises: boost chip U1, voltage checking chip U2, inductance L 1, capacitor C 1, capacitor C 2, capacitor C 3, resistance R 1, resistance R 2 and resistance R 3; The voltage input pin VCC of chip U1 boosts, the voltage input pin VDD of voltage checking chip U2 is simultaneously by the VBAT mouth on the data port connection spare mobile phone mainboard unsettled in the spare mobile phone USB interface, capacitor C 2 and capacitor C 3 are attempted by between the voltage input pin VCC and ground of the chip U1 that boosts simultaneously, inductance L 1 is connected between the voltage input pin VCC and switch pin SW of the chip U1 that boosts, the output pin OUT of voltage checking chip U2 meets the control pin EN of the chip U1 that boosts, resistance R 3 is connected between the common port and ground that the control pin EN of the output pin OUT of voltage checking chip U2 and the chip U1 that boosts joins, the grounding pin GND of the grounding pin GND of voltage checking chip U2 and the chip U1 that boosts is ground connection simultaneously, the output pin VOUT of chip U1 of boosting is the output of booster circuit plate, for mobile phone to be charged provides constant 5V voltage, resistance R 1 and resistance R 2 are serially connected between the output pin VOUT and ground of the chip U1 that boosts successively, boost the feedback pin FB connecting resistance R1 of chip U1 and the end that resistance R 2 connects altogether, capacitor C 1 is connected between the output pin VOUT and ground of the chip U1 that boosts.
As a preferred embodiment of the present utility model, the chip U1 that boosts adopts synchronous boost switching regulator SGM6603.
As a preferred embodiment of the present utility model, voltage checking chip U2 includes but not limited to S-80833CLMA-B6ST1G.
As a preferred embodiment of the present utility model, in order to realize effect heat insulation and attractive in appearance, the booster circuit plate adopts the plastic cement hot melt.
As a preferred embodiment of the present utility model, described spare mobile phone is MK03, and its battery electric quantity is 3000mAh.
The below makes brief description to the operation principle of mobile phone charging system:
The voltage input pin VDD of voltage checking chip U2 (S-80833CLMA-B6ST1G) connects the unsettled data-interface of USB interface 5pin on the spare mobile phone mainboard, be the power input VBAT mouth of mobile phone boost charge line, the operating voltage of voltage checking chip U2 is more than 3.3V, when the cell voltage on the spare mobile phone during greater than 3.3V, be the voltage of input voltage detection chip U2 voltage input pin VDD during greater than 3.3V, the output pin OUT of voltage checking chip U2 can output voltage to the control pin EN of the chip U1 that boosts.The Main Function of voltage checking chip U2 is to prevent the spare mobile phone battery over-discharge and cause battery normally to use, so mainly play a protective role at this.
The voltage input pin VCC of chip U1 (SGM6603) of boosting also connects the VBAT mouth on the spare mobile phone mainboard, be subject to work and boosting rectifier control by EN control pin, the chip U1 that boosts can boost to 5V to input voltage, this charging circuit needs when 5V, could identify charging and be recharged battery to show that in 4.2V electric weight is full because mobile phone to be charged is general, so can charge normal when input voltage is 3.4V-4.2V; And when input voltage was less than 3.4V, voltage checking chip U2 did not work, the EN control pin no-voltage input of the chip U1 that causes boosting, thus so that the chip U1 that boosts does not work, whole charging system does not charge.
Mobile phone boost charge line and charging system that the utility model provides by a mobile phone boost charge line, can become portable power source with a spare mobile phone with high capacity cell, and giving whenever and wherever possible has the cell-phone charging to be charged that needs.In situation about exhausting at cell-phone battery electric-charge quantity commonly used, just can with spare mobile phone be connected mobile phone and connect by mobile phone boost charge line, by the battery of spare mobile phone to commonly using cell-phone charging.
The above only is preferred embodiment of the present utility model, not in order to limit the utility model, although with reference to previous embodiment the utility model has been carried out more detailed explanation, for a person skilled in the art, it still can be made amendment or part technical characterictic wherein is equal to replacement the technical scheme that aforementioned each embodiment puts down in writing.All any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.

Claims (8)

1. mobile phone boost charge line, its input are general 5pin interface, link to each other with the USB interface of spare mobile phone, and output is disposable adapter interface, it is characterized in that, described charging wire comprises a booster circuit plate, and described booster circuit plate comprises:
Boost chip U1, voltage checking chip U2, inductance L 1, capacitor C 1, capacitor C 2, capacitor C 3, resistance R 1, resistance R 2 and resistance R 3;
The voltage input pin VCC of the described chip U1 that boosts, the voltage input pin VDD of voltage checking chip U2 connects VBAT mouth on the described spare mobile phone mainboard by unsettled data port in the described spare mobile phone USB interface simultaneously, described capacitor C 2 and capacitor C 3 are attempted by between the voltage input pin VCC and ground of the described chip U1 that boosts simultaneously, described inductance L 1 is connected between the voltage input pin VCC and switch pin SW of the described chip U1 that boosts, the output pin OUT of described voltage checking chip U2 meets the control pin EN of the described chip U1 that boosts, described resistance R 3 is connected between the common port and ground that the control pin EN of the output pin OUT of described voltage checking chip U2 and the described chip U1 that boosts joins, the grounding pin GND of the grounding pin GND of described voltage checking chip U2 and the described chip U1 that boosts is ground connection simultaneously, the output pin VOUT of the described chip U1 that boosts is the output of described booster circuit plate, for mobile phone to be charged provides constant 5V voltage, described resistance R 1 and resistance R 2 are serially connected between the output pin VOUT and ground of the described chip U1 that boosts successively, the described feedback pin FB that boosts chip U1 connects the end that described resistance R 1 and resistance R 2 connect altogether, and described capacitor C 1 is connected between the output pin VOUT and ground of the described chip U1 that boosts.
2. mobile phone boost charge line as claimed in claim 1 is characterized in that, the described chip U1 that boosts is synchronous boost switching regulator SGM6603.
3. mobile phone boost charge line as claimed in claim 1 is characterized in that, described voltage checking chip U2 is S-80833CLMA-B6ST1G.
4. mobile phone boost charge line as claimed in claim 1 is characterized in that, described booster circuit plate adopts the plastic cement hot melt.
5. cell-phone charging system, described charging system comprises spare mobile phone and the mobile phone boost charge line with high capacity cell and USB interface, the input of described mobile phone boost charge line is the 5pin interface that can link to each other with the USB interface of described spare mobile phone, its output is disposable adapter interface, it is characterized in that
Data port unsettled in VBAT mouth on the described spare mobile phone mainboard and the described USB interface links to each other;
Described charging wire comprises a booster circuit plate, and described booster circuit plate comprises: boost chip U1, voltage checking chip U2, inductance L 1, capacitor C 1, capacitor C 2, capacitor C 3, resistance R 1, resistance R 2 and resistance R 3; The voltage input pin VCC of the described chip U1 that boosts, the voltage input pin VDD of voltage checking chip U2 connects VBAT mouth on the described spare mobile phone mainboard by unsettled data port in the described spare mobile phone USB interface simultaneously, described capacitor C 2 and capacitor C 3 are attempted by between the voltage input pin VCC and ground of the described chip U1 that boosts simultaneously, described inductance L 1 is connected between the voltage input pin VCC and switch pin SW of the described chip U1 that boosts, the output pin OUT of described voltage checking chip U2 meets the control pin EN of the described chip U1 that boosts, described resistance R 3 is connected between the common port and ground that the control pin EN of the output pin OUT of described voltage checking chip U2 and the described chip U1 that boosts joins, the grounding pin GND of the grounding pin GND of described voltage checking chip U2 and the described chip U1 that boosts is ground connection simultaneously, the output pin VOUT of the described chip U1 that boosts is the output of described booster circuit plate, for mobile phone to be charged provides constant 5V voltage, described resistance R 1 and resistance R 2 are serially connected between the output pin VOUT and ground of the described chip U1 that boosts successively, the described feedback pin FB that boosts chip U1 connects the end that described resistance R 1 and resistance R 2 connect altogether, and described capacitor C 1 is connected between the output pin VOUT and ground of the described chip U1 that boosts.
6. cell-phone charging as claimed in claim 5 system is characterized in that the described chip U1 that boosts is synchronous boost switching regulator SGM6603.
7. cell-phone charging as claimed in claim 5 system is characterized in that described voltage checking chip U2 is S-80833CLMA-B6ST1G.
8. cell-phone charging as claimed in claim 5 system is characterized in that, described booster circuit plate adopts the plastic cement hot melt.
CN 201220519024 2012-10-10 2012-10-10 Mobile phone boost charging wire and mobile phone charging system Expired - Fee Related CN202856409U (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103368246A (en) * 2013-07-29 2013-10-23 方建平 Backup power supply control system with automatic identification of mobile phone insertion
WO2014187415A1 (en) * 2013-12-27 2014-11-27 中兴通讯股份有限公司 Charging cable and charging system
CN104201734A (en) * 2014-08-13 2014-12-10 惠州Tcl移动通信有限公司 Charging system, charging bearing device and wearing equipment
CN104728073A (en) * 2014-10-30 2015-06-24 东莞瑞柯电子科技股份有限公司 Portable tyre inflator pump
CN105897006A (en) * 2015-02-13 2016-08-24 阿沃吉有限公司 Method and system for integrated power supply with accessory functions
CN113381505A (en) * 2021-08-13 2021-09-10 深圳市爱图仕影像器材有限公司 Power circuit and power supply method thereof

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103368246A (en) * 2013-07-29 2013-10-23 方建平 Backup power supply control system with automatic identification of mobile phone insertion
CN103368246B (en) * 2013-07-29 2015-11-25 深圳市华芯邦科技有限公司 A kind of back-up source control system inserting identification automatically with mobile phone
WO2014187415A1 (en) * 2013-12-27 2014-11-27 中兴通讯股份有限公司 Charging cable and charging system
CN104201734A (en) * 2014-08-13 2014-12-10 惠州Tcl移动通信有限公司 Charging system, charging bearing device and wearing equipment
CN104201734B (en) * 2014-08-13 2017-08-11 惠州Tcl移动通信有限公司 Charging system, charging bogey and wearable device
CN104728073A (en) * 2014-10-30 2015-06-24 东莞瑞柯电子科技股份有限公司 Portable tyre inflator pump
CN105897006A (en) * 2015-02-13 2016-08-24 阿沃吉有限公司 Method and system for integrated power supply with accessory functions
CN105897006B (en) * 2015-02-13 2021-12-24 新时代电力系统有限公司 Variable output power supply device and operation method thereof
CN113381505A (en) * 2021-08-13 2021-09-10 深圳市爱图仕影像器材有限公司 Power circuit and power supply method thereof

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130403

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