CN209088592U - A kind of fast charge circuit of two-way DC reduced output voltage PD intelligent power distribution - Google Patents
A kind of fast charge circuit of two-way DC reduced output voltage PD intelligent power distribution Download PDFInfo
- Publication number
- CN209088592U CN209088592U CN201822212090.7U CN201822212090U CN209088592U CN 209088592 U CN209088592 U CN 209088592U CN 201822212090 U CN201822212090 U CN 201822212090U CN 209088592 U CN209088592 U CN 209088592U
- Authority
- CN
- China
- Prior art keywords
- chip
- agreement
- electrically connected
- fast charge
- type
- 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
Landscapes
- Direct Current Feeding And Distribution (AREA)
Abstract
The utility model relates to fast charge circuit fields, in particular to a kind of fast charge circuit of two-way DC reduced output voltage PD intelligent power distribution, including DC-DC decompression chip U3, NMOS tube Q1, NMOS tube Q2, PD agreement IC chip U1, PD agreement IC chip U2, load detecting circuit, TYPE-C1 and TYPE-C2, the DC-DC decompression chip U3 and NMOS tube Q1 is electrically connected, the DC-DC decompression chip U3 and NMOS tube Q2 is electrically connected, and DC-DC decompression chip U3 and PD the agreement IC chip U1 is electrically connected.Compared with prior art, the fast charge circuit of a kind of two-way DC reduced output voltage PD intelligent power distribution of the utility model, had not only been able to satisfy single powered device PD fast charge, but also was able to satisfy the PD fast charge charging, and smart allocation power simultaneously of two power receiving equipments.
Description
[technical field]
The utility model relates to fast charge circuit field, in particular to a kind of two-way DC reduced output voltage PD intelligent power distribution
Fast charge circuit.
[background technique]
Current existing fast charge circuit mainly has following three kinds:
The first is, realizes that being higher than 5V fast charge two-way exports with single DC, i.e., all the way DC chip simultaneously with two-way USB, this
If wherein USB is exported kind of circuit higher than 5V fast charge all the way, another way USB output can be closed to protect other power receiving equipments,
It can not accomplish two-way while export, therefore experience bad.
It is for second, as shown in Figure 1, realizing that two-way USB are higher than the output of 5V fast charge, i.e. direct current IC chip with two independent DC
U1 and USB1 delivery outlet is individually composed to be exported all the way, and direct current IC chip U2 and USB2 delivery outlet is individually composed another output, this
Kind circuit may be implemented USB1 delivery outlet and USB2 delivery outlet and export simultaneously above 5V fast charge, but this circuit cost is higher, body
Product is larger.
The third is, as shown in Fig. 2, exporting two-way USB with single-chip microcontroller control single channel DC, but this circuit is when USB1 output
When mouth and USB2 delivery outlet are inserted into power receiving equipment simultaneously, two-way USB has to all be reduced to 5V output, will lose fast charge function at this time
Can, charging is slow.
Therefore, existing fast charge circuit existing defects, need to be improved.
[utility model content]
In order to overcome the above problem, the utility model proposes a kind of fast charges of two-way DC reduced output voltage PD intelligent power distribution
Circuit.
The utility model solves a kind of technical solution that above-mentioned technical problem uses: providing a kind of two-way DC reduced output voltage
The fast charge circuit of PD intelligent power distribution, including DC-DC are depressured chip U3, NMOS tube Q1, NMOS tube Q2, PD agreement IC chip
U1, PD agreement IC chip U2, load detecting circuit, TYPE-C1 and TYPE-C2, the DC-DC are depressured chip U3 and NMOS tube Q1
It is electrically connected, the DC-DC decompression chip U3 and NMOS tube Q2 is electrically connected, and the DC-DC is depressured chip U3 and PD agreement IC
Chip U1 is electrically connected, and DC-DC decompression chip U3 and PD agreement IC chip U2 is electrically connected, the NMOS tube Q1 and
TYPE-C1 is electrically connected, and the NMOS tube Q2 and TYPE-C2 are electrically connected, and PD agreement the IC chip U1 and TYPE-C1 are electrical
Connection, the PD agreement IC chip U1 and load detecting circuit are electrically connected, and the load detecting circuit and TYPE-C1 electrically connect
It connects, PD agreement the IC chip U2 and TYPE-C2 are electrically connected, and the PD agreement IC chip U2 and load detecting circuit electrically connect
It connects, the load detecting circuit and TYPE-C2 are electrically connected.
Compared with prior art, the charging quickly of a kind of two-way DC reduced output voltage PD intelligent power distribution of the utility model
Road had not only been able to satisfy single powered device PD fast charge, but also was able to satisfy the PD fast charge charging, and smart allocation simultaneously of two power receiving equipments
Power, the PCBA cost being made into this fast charge circuit is lower, and volume is smaller, is very suitable to apply in power source design, such as trip
It fills, more mouthfuls are filled, multi-function jack etc..
[Detailed description of the invention]
Fig. 1 is a kind of circuit diagram of fast charge circuit of the prior art；
Fig. 2 is the circuit diagram of another fast charge circuit of the prior art；
Fig. 3 is a kind of circuit theory of the fast charge circuit of two-way DC reduced output voltage PD intelligent power distribution of the utility model
Figure.
[specific embodiment]
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 for explaining
The utility model is not used to limit the utility model.
As shown in figure 3, the fast charge circuit that a kind of two-way DC reduced output voltage PD intelligent power of the utility model distributes, including
DC-DC be depressured chip U3, NMOS tube Q1, NMOS tube Q2, PD agreement IC chip U1, PD agreement IC chip U2, load detecting circuit,
TYPE-C1 and TYPE-C2, the TYPE-C1 and TYPE-C2 are PD3.0 fast charge delivery outlet, and the DC-DC is depressured chip U3
It is electrically connected with NMOS tube Q1, the DC-DC decompression chip U3 and NMOS tube Q2 is electrically connected, and the DC-DC is depressured chip U3
It is electrically connected with PD agreement IC chip U1, DC-DC decompression chip U3 and PD the agreement IC chip U2 is electrically connected, the NMOS
Pipe Q1 and TYPE-C1 are electrically connected, and the NMOS tube Q2 and TYPE-C2 are electrically connected, PD agreement the IC chip U1 and TYPE-
C1 is electrically connected, and the PD agreement IC chip U1 and load detecting circuit are electrically connected, the load detecting circuit and TYPE-C1
It is electrically connected, PD agreement the IC chip U2 and TYPE-C2 are electrically connected, the PD agreement IC chip U2 and load detecting circuit
It is electrically connected, the load detecting circuit and TYPE-C2 are electrically connected.
A kind of working principle of the fast charge circuit of the two-way DC reduced output voltage PD intelligent power distribution of the utility model are as follows:
When TYPE-C1 be inserted into support PD fast charge agreement power receiving equipment when, power receiving equipment by with PD agreement IC chip U1
Agreement communication is carried out, the voltage according to needed for power receiving equipment adjusts the FB1 foot of DC-DC decompression chip U3 after confirmation charging voltage
Reference voltage realizes target voltage in turn, carries out fast charge output to the power receiving equipment of insertion TYPE-C1.If TYPE-C2 at this time
When the power receiving equipment of PD fast charge agreement is supported in insertion, PD agreement IC chip U2 can issue a pulse signal and be given to PD agreement IC core
Piece U1, PD agreement IC chip U1 receive PD agreement IC chip U2 sending pulse signal after, just know TYPE-C2 be also inserted by
Electric equipment, PD agreement IC chip U1 and PD agreement IC chip U2 can carry out agreement with the power receiving equipment being respectively connected respectively at this time
The power for adjusting output is linked up, the output general power that DC-DC is depressured chip U3 is constant, by wanting for the power receiving equipment being respectively connected
Ask and be depressured the FB1 foot of chip U3 by adjusting DC-DC, DC-DC be depressured the FB2 foot of chip U3 export respectively be connected by electricity
Voltage needed for equipment, and change the size of output electric current, it is defeated that such TYPE-C1 and TYPE-C2 will be depressured chip U3 in DC-DC
In the case that general power is constant out, each by PD fast charge protocol-intelligent distribution power, to the power receiving equipment being respectively connected into
Row quick charge.When any one in TYPE-C1 and TYPE-C2 removes power receiving equipment, then remaining another is charging
Power receiving equipment restore the output of single maximum power fast charge again.
Compared with prior art, the charging quickly of a kind of two-way DC reduced output voltage PD intelligent power distribution of the utility model
Road had not only been able to satisfy single powered device PD fast charge, but also was able to satisfy the PD fast charge charging, and smart allocation simultaneously of two power receiving equipments
Power, the PCBA cost being made into this fast charge circuit is lower, and volume is smaller, is very suitable to apply in power source design, such as trip
It fills, more mouthfuls are filled, multi-function jack etc..
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
All any modifications made within the design of the utility model, equivalent replacement and improvement etc. should be included in the utility model
Scope of patent protection in.
Claims (1)
1. a kind of fast charge circuit of two-way DC reduced output voltage PD intelligent power distribution, which is characterized in that be depressured chip including DC-DC
U3, NMOS tube Q1, NMOS tube Q2, PD agreement IC chip U1, PD agreement IC chip U2, load detecting circuit, TYPE-C1 and
TYPE-C2, the DC-DC decompression chip U3 and NMOS tube Q1 are electrically connected, the DC-DC decompression chip U3 and NMOS tube Q2 electricity
Property connection, DC-DC decompression chip U3 and PD agreement IC chip U1 is electrically connected, the DC-DC decompression chip U3 and PD association
It discusses IC chip U2 to be electrically connected, the NMOS tube Q1 and TYPE-C1 are electrically connected, and the NMOS tube Q2 and TYPE-C2 electrically connects
It connects, PD agreement the IC chip U1 and TYPE-C1 are electrically connected, and the PD agreement IC chip U1 and load detecting circuit electrically connect
It connects, the load detecting circuit and TYPE-C1 are electrically connected, and PD agreement the IC chip U2 and TYPE-C2 are electrically connected, described
PD agreement IC chip U2 and load detecting circuit are electrically connected, and the load detecting circuit and TYPE-C2 are electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822212090.7U CN209088592U (en) | 2018-12-26 | 2018-12-26 | A kind of fast charge circuit of two-way DC reduced output voltage PD intelligent power distribution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822212090.7U CN209088592U (en) | 2018-12-26 | 2018-12-26 | A kind of fast charge circuit of two-way DC reduced output voltage PD intelligent power distribution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209088592U true CN209088592U (en) | 2019-07-09 |
Family
ID=67127544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822212090.7U Active CN209088592U (en) | 2018-12-26 | 2018-12-26 | A kind of fast charge circuit of two-way DC reduced output voltage PD intelligent power distribution |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209088592U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113383487A (en) * | 2019-08-21 | 2021-09-10 | 电力集成公司 | Current sharing for multi-output charging devices |
| WO2022068802A1 (en) * | 2020-09-29 | 2022-04-07 | 维沃移动通信有限公司 | Charger, and charging control method and apparatus |
| CN114362281A (en) * | 2021-11-30 | 2022-04-15 | 深圳力搏电源有限公司 | Fast protocol circuit that fills |
| CN114362280A (en) * | 2021-11-30 | 2022-04-15 | 深圳力搏电源有限公司 | Power distribution system for power supply capable of being intelligently awakened |
-
2018
- 2018-12-26 CN CN201822212090.7U patent/CN209088592U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113383487A (en) * | 2019-08-21 | 2021-09-10 | 电力集成公司 | Current sharing for multi-output charging devices |
| WO2022068802A1 (en) * | 2020-09-29 | 2022-04-07 | 维沃移动通信有限公司 | Charger, and charging control method and apparatus |
| CN114362281A (en) * | 2021-11-30 | 2022-04-15 | 深圳力搏电源有限公司 | Fast protocol circuit that fills |
| CN114362280A (en) * | 2021-11-30 | 2022-04-15 | 深圳力搏电源有限公司 | Power distribution system for power supply capable of being intelligently awakened |
| CN114362280B (en) * | 2021-11-30 | 2022-12-27 | 深圳力搏电源有限公司 | Power distribution system for power supply capable of being intelligently awakened |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209088592U (en) | A kind of fast charge circuit of two-way DC reduced output voltage PD intelligent power distribution | |
| CN104242372B (en) | The charging method and electronic cigarette packet of electronic cigarette | |
| CN106329687B (en) | A kind of Portable AC charging pile control circuit | |
| CN104348192B (en) | A kind of electronic cigarette USB charger | |
| CN102999143B (en) | Intelligent control circuit of power adapter of notebook computer | |
| CN104184116B (en) | Protect circuit and the electronic device with the protection circuit | |
| CN206077035U (en) | A kind of Portable AC charging pile control circuit | |
| CN205811595U (en) | A kind of fully charged after automatically power off smart mobile phone charging bodyguard's circuit | |
| CN204577765U (en) | A kind of long plug socket with wireless routing function | |
| CN206023316U (en) | A kind of charging system | |
| CN206673616U (en) | Compact power | |
| CN205945216U (en) | Electronic equipment power supply system | |
| CN209104836U (en) | A kind of battery zero volt charging circuit | |
| CN204928289U (en) | Novel USB charger | |
| CN208530307U (en) | A kind of battery special for electric automobiles group high-voltage cage and the interior battery case equipped with high-voltage cage | |
| CN209730862U (en) | A kind of charging control circuit and electronic product of compatible for wired charging and wireless charging | |
| CN201570977U (en) | Boosting circuit of charge pump | |
| CN208337194U (en) | Combined wireless charger | |
| CN207677473U (en) | A kind of mobile power | |
| CN207021722U (en) | DC low voltage power supply output device | |
| CN201887568U (en) | Self-power taking digital wireless fault indicator | |
| CN206041476U (en) | Charge battery ware charges with protection circuit and protection device | |
| CN206524489U (en) | Three hole USB quick charge sockets | |
| CN206480883U (en) | A kind of socket | |
| CN205792249U (en) | Insulating power supply based on PWM chip |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 518000 room 01, 10 / F, avionics engineering R & D building, No.7, Langshan Road, Songping community, Xili street, Nanshan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen xinuoda Technology Co.,Ltd. Address before: Room 708, 7 / F, South Block, Yuanxing science and technology building, No.1, songpingshan Road, songpingshan community, Xili street, Nanshan District, Shenzhen, Guangdong 518000 Patentee before: SHENZHEN SUNNY INFORMATION TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address |