CN207612083U - A kind of PPS mobile power systems based on PD agreements - Google Patents
A kind of PPS mobile power systems based on PD agreements Download PDFInfo
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- CN207612083U CN207612083U CN201721447520.2U CN201721447520U CN207612083U CN 207612083 U CN207612083 U CN 207612083U CN 201721447520 U CN201721447520 U CN 201721447520U CN 207612083 U CN207612083 U CN 207612083U
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Abstract
The PPS mobile power systems based on PD agreements that the utility model discloses a kind of, the mobile power system include battery pack, lithium electric protection module, battery-end current acquisition module, H bridge modules, DC DC modules, main control MCU module, VBUS current acquisition modules, multi-protocols chip-resistance network acquisition module, multi-protocols chip module, TYPE C interface modules.The utility model can be suitable for, to supporting the consumption electronic product that PPS low-pressure directs fill to carry out quick charge, realizing to supporting PPS consumption electronic products to carry out low-pressure direct and fill, to reduce the calorific value at consumption electronic product end, promoting consumption electronic product user experience.
Description
Technical field
The utility model belongs to mobile power technical field, more particularly to the PPS mobile powers based on PD agreements.
Background technology
During in January, 2017, USB-IF has issued the agreement of newest USB-PD3.0V1.1 versions, mainly has updated PPS
The standard of the part (Programmable Power Supply), may be implemented mono- grade of voltage adjustment of 20mv, and maximum can be supported
5A electric currents.The standard is mainly used in fills to consumer-elcetronics devices progress low-pressure direct.
With the continuous increase of current cell phone battery capacity, charging rate becomes cell phone manufacturer and the concern of consumer
Performance.Fast charge mode is mainly divided to two kinds at present：One is high voltage-small current charging, the charging modes advantage be can to inherit with
Toward wire rod do not increase wire rod cost in the case of carry out quick charge, but mobile phone terminal needs carry out high pressure to be converted to low pressure
It is given to battery charging again, causes mobile phone terminal fever serious.Another is the charging of low-voltage, high-current, which exists
It charges the battery in mobile phone terminal can be realized without carrying out voltage transformation, so mobile phone terminal is almost without energy loss, efficiency
Height fever is few.But this charging modes the control of wire rod and charger end is required it is very high.But with consumer couple
The requirement of charging rate is higher and higher, and the flagship type of cell phone manufacturer is all developing toward compressing high current direction, and reason is this
The small user experience of charging modes cell-phone heating is more preferable.So low-pressure direct fills the fast charge that can become Future Consumption electronic equipment mainstream
Mode.
As important accessory --- the mobile power of consumer-elcetronics devices, need developing direction immediately following consumer electronics into
Row upgrading.When consumer electronics propose higher PPS charging requirements, mobile power manufacturer just needs to solve support PPS
Mobile power system design.
Invention content
Based on this, therefore the primary mesh of the utility model be to provide a kind of PPS mobile power systems based on PD agreements,
The mobile power system can be suitable for, to supporting the consumption electronic product that PPS low-pressure directs fill to carry out quick charge, realizing to branch
It holds PPS consumption electronic products progress low-pressure direct to fill, to reduce the calorific value at consumption electronic product end, promotes consumption electronic product
User experience.
Another mesh of the utility model it is to provide a kind of PPS mobile power systems based on PD agreements, the movement
Power system structure is simple, it is easy to accomplish.
To achieve the above object, the technical solution of the utility model is：
A kind of PPS mobile power systems based on PD agreements, it is characterised in that mobile power system includes battery pack, lithium
Electric protection module, battery-end current acquisition module, H bridge modules, DC-DC module, main control MCU module, VBUS current acquisition modules,
Multi-protocols chip-resistance network acquisition module, multi-protocols chip module, TYPE-C interface modules；Wherein, the battery pack connection
There are lithium electric protection module, the battery pack to be connected to battery-end current acquisition module and DC-DC module, battery-end current acquisition mould
Block is connected to H bridge modules and DC-DC module again, and the H bridge modules are connected to DC-DC module and VBUS current acquisition modules, described
VBUS current acquisition modules are connected to TYPE-C interface modules；Meanwhile DC-DC module is connected to main control MCU module, main control MCU module
It is connected to multi-protocols chip module by multi-protocols chip-resistance network acquisition module, main control MCU module is connected to TYPE-C interfaces again
Module, multi-protocols chip module are connected to TYPE-C interface modules.
The mobile power system can be applied to consumption electronic product, and consumption electronic product includes following consumer products
Any one：Mobile phone, tablet, notebook, MP3, MP4, mobile power, virtual reality glove.
The connection type of the battery pack has single string, two strings, three strings, four strings, five strings.
The battery-end current sampling module and VBUS current acquisition modules are made of sampling resistor, wherein sampling electricity
Resistance has multiple, is formed by the way of connection in series-parallel combination, i.e., there are two sampling resistor, institutes for the both sides parallel connection of one sampling resistor
Stating sampling resistor has 5 milliohms, 10 milliohms.
The H bridge modules are made of 4 NMOS, and 4 NMOS form electric bridge.
The DC-DC module can realize charge and discharge stepping functions, its battery voltage value, VBUS electricity can be read by I2C
Pressure value, battery-end current value, VBUS output current values, in addition, its charging current value, output voltage values, electricity can be configured by I2C
Pond connection type, battery behavior, PWM frequency, PWM dead times.It is stepping tune that DC-DC module output voltage, which can control 10mV,
It is whole.
The TYPE-C interfaces identify Rd, Rp and PD agreement PHY layer.
The multi-protocols chip can support a variety of fast charge protocol identifications, as qualcomm quick charge agreement, Huawei's fast charge agreement,
MTK fast charges agreement, spreadtrum fast charge agreement, Samsung fast charge agreement, VOOV fast charges agreement, BC1.2 agreements, apple 2.4A fast charges association
View.
Multi-protocols chip-resistance network acquisition module includes resistance R1 and R2, and resistance R1 and R2 are cascaded,
Wherein R1 is connected to LDO power supply modules, R2 ground connection.
The utility model is solved the problems, such as to supporting PPS consumption electronic products to carry out low-pressure direct and fill, to reduce consumer electronics
The calorific value at product end promotes consumption electronic product user experience.The PPS mobile power systems are suitable for giving support PPS low pressure
The consumption electronic product directly filled carries out quick charge.
Description of the drawings
Fig. 1 is that the utility model implements the PPS mobile power system block diagrams based on PD agreements.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
It is the PPS mobile power systems of the utility model based on PD agreements, the mobile power system shown in Fig. 1
Include battery pack 1, lithium electric protection module 2, battery-end current acquisition module 3, H bridge modules 4, DC-DC module 5, main control MCU mould
Block 6, VBUS current acquisition modules 7, multi-protocols chip-resistance network acquisition module 8, multi-protocols chip module 9, TYPE-C interfaces
Module 10.
Wherein, the battery pack 1 is connected with lithium electric protection module 2, and the battery pack 2 is also attached to battery-end current acquisition
Module 3 and DC-DC module 5, battery-end current acquisition module 3 are connected to H bridge modules 4 and DC-DC module 5, the H bridge modules 4 again
It is connected to DC-DC module 5 and VBUS current acquisition modules 7, the VBUS current acquisition modules 7 are connected to TYPE-C interface modules 10；
Meanwhile DC-DC module 5 is connected to main control MCU module 6, main control MCU module 6 is connect by multi-protocols chip-resistance network acquisition module 8
In multi-protocols chip module 9, main control MCU module 6 is connected to TYPE-C interface modules 10 again, and multi-protocols chip module 9 is connected to TYPE-
C interface module 10.
The mobile power system can be applied to consumption electronic product, and consumption electronic product includes following consumer products
Any one：Mobile phone, tablet, notebook, MP3, MP4, mobile power, virtual reality glove.
The connection type of battery pack 1 has single string, two strings, three strings, four strings, five strings.
Battery-end current sampling module 3 and 7 sampling resistor of VBUS current acquisition modules have 5 milliohms, 10 milliohms.
H bridge modules 4 are made of 4 NMOS, and 4 NMOS form electric bridge.
DC-DC module 5 can realize charge and discharge stepping functions, its battery voltage value, voltage of VBUS can be read by I2C
Value, battery-end current value, VBUS output current values, in addition, its charging current value, output voltage values, battery can be configured by I2C
Connection type, battery behavior, PWM frequency, PWM dead times.It is step by step modulating that 5 output voltage of DC-DC module, which can control 10mV,.
TYPE-C interfaces identify Rd, Rp and PD agreement PHY layer.
Multi-protocols chip module 9 can support a variety of fast charge protocol identifications, as qualcomm quick charge agreement, Huawei's fast charge agreement,
MTK fast charges agreement, spreadtrum fast charge agreement, Samsung fast charge agreement, VOOV fast charges agreement, BC1.2 agreements, apple 2.4A fast charges association
View.
Therefore, the utility model is solved the problems, such as to supporting PPS consumption electronic products to carry out low-pressure direct and fill, to reduce consumption
The calorific value at electronic product end promotes consumption electronic product user experience.The PPS mobile power systems are suitable for giving support PPS
The consumption electronic product that low-pressure direct fills carries out quick charge.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement etc., should be included in the utility model made by within the spirit and principle of utility model
Protection domain within.
Claims (6)
1. a kind of PPS mobile power systems based on PD agreements, it is characterised in that mobile power system includes battery pack, lithium electricity
It is protection module, battery-end current acquisition module, H bridge modules, DC-DC module, main control MCU module, VBUS current acquisition modules, more
Protocol chip resistance network acquisition module, multi-protocols chip module, TYPE-C interface modules；Wherein, the battery pack is connected with
Lithium electric protection module, the battery pack are connected to battery-end current acquisition module and DC-DC module, battery-end current acquisition module
It is connected to H bridge modules and DC-DC module again, the H bridge modules are connected to DC-DC module and VBUS current acquisition modules, the VBUS
Current acquisition module is connected to TYPE-C interface modules；Meanwhile DC-DC module is connected to main control MCU module, main control MCU module passes through
Multi-protocols chip-resistance network acquisition module is connected to multi-protocols chip module, and main control MCU module is connected to TYPE-C interface modules again,
Multi-protocols chip module is connected to TYPE-C interface modules.
2. the PPS mobile power systems based on PD agreements as described in claim 1, it is characterised in that the company of the battery pack
The mode of connecing has single string, two strings, three strings, four strings, five strings.
3. the PPS mobile power systems based on PD agreements as described in claim 1, it is characterised in that the battery-end electric current is adopted
Egf block and VBUS current acquisition modules are made of sampling resistor, and wherein sampling resistor has multiple a, sampling resistor
Both sides parallel connection there are two sampling resistor.
4. the PPS mobile power systems based on PD agreements as described in claim 1, it is characterised in that the H bridge modules are by 4
NMOS is formed, and 4 NMOS form electric bridge.
5. the PPS mobile power systems based on PD agreements as described in claim 1, it is characterised in that the TYPE-C interfaces are known
Other Rd, Rp and PD agreement PHY layer.
6. the PPS mobile power systems based on PD agreements as described in claim 1, it is characterised in that the multi-protocols chip electricity
It includes resistance R1 and R2 to hinder network acquisition module, and resistance R1 and R2 are cascaded, and wherein R1 is connected to LDO power supply modules, R2
Ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721447520.2U CN207612083U (en) | 2017-11-02 | 2017-11-02 | A kind of PPS mobile power systems based on PD agreements |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721447520.2U CN207612083U (en) | 2017-11-02 | 2017-11-02 | A kind of PPS mobile power systems based on PD agreements |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107733033A (en) * | 2017-11-02 | 2018-02-23 | 芯海科技（深圳）股份有限公司 | A kind of PPS portable power sources system and control method based on PD agreements |
-
2017
- 2017-11-02 CN CN201721447520.2U patent/CN207612083U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107733033A (en) * | 2017-11-02 | 2018-02-23 | 芯海科技（深圳）股份有限公司 | A kind of PPS portable power sources system and control method based on PD agreements |
| CN107733033B (en) * | 2017-11-02 | 2023-10-27 | 芯海科技（深圳）股份有限公司 | PD protocol-based PPS mobile power supply system and control method |
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