CN206226092U - A kind of many mouthfuls of chargers - Google Patents
A kind of many mouthfuls of chargers Download PDFInfo
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- CN206226092U CN206226092U CN201621149195.7U CN201621149195U CN206226092U CN 206226092 U CN206226092 U CN 206226092U CN 201621149195 U CN201621149195 U CN 201621149195U CN 206226092 U CN206226092 U CN 206226092U
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- 238000006243 chemical reaction Methods 0.000 description 1
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Abstract
The utility model is related to charging equipment technical field, especially a kind of many mouthfuls of chargers.It includes voltage modulate circuit and several BUCK circuits, BUCK circuits include charge protocol chip, FET, first triode, second triode and USB outputs termination, output end of the drain electrode of the colelctor electrode and FET of the first triode with voltage modulate circuit is connected, first transistor base is connected with the colelctor electrode of the second triode, the emitter stage of the first triode is connected by the 4th diode with the colelctor electrode of the second triode, the emitter stage of the first triode is connected by the 8th resistance with the grid of FET, the base stage of the second triode is connected by the 9th resistance with 5 end pin of charge protocol chip, the source electrode of FET exports termination and is connected by the second inductance coil with USB, 2 end pin of charge protocol chip, 4 end pin and 6 end pin are connected with USB outputs termination.The utility model circuit structure is simple, with very strong practicality.
Description
Technical field
The utility model is related to charging equipment technical field, especially a kind of many mouthfuls of chargers.
Background technology
It is well known that in daily life, the essential product that the mobile device such as mobile phone, flat board has been commonly used as people.Hand
Machine and flat board are when in use, it is often necessary to use charger and charged, and existing charger is mostly and singly match somebody with somebody, Zhi Nengdan
Solely for certain particular device is charged, and charging effect is not good.
Utility model content
For above-mentioned the deficiencies in the prior art, the purpose of this utility model be provide a kind of high efficiency charge and
Many equipment share many mouthfuls of chargers of charging.
To achieve these goals, the utility model is adopted the following technical scheme that：
A kind of many mouthfuls of chargers, it includes voltage modulate circuit and several BUCK circuits, and the BUCK circuits include filling
Electric protocol chip, FET, the first triode, the second triode and USB output termination, the colelctor electrode of first triode
The output end drained with voltage modulate circuit with FET is connected, and the base stage and colelctor electrode of first triode are in parallel
There is the 4th resistance, first transistor base is connected with the colelctor electrode of the second triode, the emitter stage of first triode
It is connected with the colelctor electrode of the second triode by the 4th diode, the emitter stage of first triode passes through the 8th resistance and field
The grid connection of effect pipe, the base stage of second triode is connected by the 9th resistance with 5 end pin of charge protocol chip, institute
The source electrode for stating FET is connected by the second inductance coil with USB outputs termination, and second inductance coil is by the 5th electricity
Resistance is connected with 3 end pin of charge protocol chip, and 1 end pin of the charge protocol chip is by the 7th resistance that is sequentially connected in series and the
Six resistance and USB output termination be connecteds, and 2 end pin of the charge protocol chip, 4 end pin and 6 end pin export termination company with USB
Connect, the charge protocol chip is FP6600 types or CHY100 cake cores；
The voltage modulate circuit includes wave filter, transformer, power management chip, rectifier bridge and optocoupler, the filtering
Device is accessed civil power and is connected with rectifier bridge by fuse, and the output end of the rectifier bridge passes through the first inductance coil and transformer
Primary coil connection, the output end of the rectifier bridge is connected by second resistance with 1 end pin of power management chip, the electricity
6 end pin of source control chip are connected with optocoupler and are connected with the first triode and FET by optocoupler, the transformer
Level coil is connected by the first diode with the first triode and FET, and the power management chip is OB2263 cores
Piece.
As a result of such scheme, the utility model uses BUCK circuit output charge power supplies, realizes DC-to-DC
Decompression transformation, and using single or multiple BUCK circuit outputs power supplys, so as to realize filling separate unit or multiple devices
Electricity work；Meanwhile, charging equipment infomation detection is carried out using charge protocol chip, so as to meet the charging voltage of equipment not of the same race
Regulation, improves charge efficiency its simple structure, easy to operate, with very strong practicality.
Brief description of the drawings
Fig. 1 is the principle schematic diagram. of the utility model embodiment；
Fig. 2 is the structural representation of another BUCK circuits of the utility model embodiment.
Specific embodiment
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing, but the utility model can be by right
It is required that the multitude of different ways for limiting and covering is implemented.
As depicted in figs. 1 and 2, a kind of many mouthfuls of chargers that the present embodiment is provided, it includes voltage modulate circuit 1 and some
Individual BUCK circuits 2, BUCK circuits 2 include charge protocol chip U1, FET Q1, the first triode Q2, the second triode Q4
Export termination J1 with USB, the drain electrode of the colelctor electrode of the first triode Q2 and FET Q1 with the output of voltage modulate circuit 1
End connection, the base stage and colelctor electrode of the first triode Q2 are parallel with the 4th resistance R4, the first triode Q2 base stages and the two or three pole
The colelctor electrode connection of pipe Q4, the emitter stage of the first triode Q2 is connected by the colelctor electrode of the 4th diode D4 and the second triode Q4
Connect, the emitter stage of the first triode Q2 is connected by the 8th resistance R8 with the grid of FET Q2, the base of the second triode Q4
Pole is connected by the 9th resistance R9 with the 5 end pin of charge protocol chip U1, and the source electrode of FET Q1 passes through the second inductance coil
L2 is connected with USB outputs termination J1, and the second inductance coil L2 is connected by the 3 end pin of the 5th resistance R5 and charge protocol chip U1
Connect, the 1 end pin of charge protocol chip U1 passes through the 7th resistance R7 being sequentially connected in series and the 6th resistance R6 and USB and exports termination J1 companies
Connect, the 2 end pin of charge protocol chip U1,4 end pin and 6 end pin are connected with USB outputs termination J1.
Further, voltage modulate circuit 1 includes wave filter T1, transformer T2, power management chip U2, rectifier bridge D2 and light
Coupling U4, wave filter T1 are accessed civil power and are connected with rectifier bridge D2 by fuse F1, and the output end of rectifier bridge D2 is by the first electricity
Sense coil L1 is connected with the primary coil of transformer T2, and the output end of rectifier bridge D2 passes through second resistance R2 and power management chip
The 1 end pin connection of U2, the 6 end pin of power management chip U2 are connected and by optocoupler U4 and the first triode Q2 and field with optocoupler U4
Effect pipe Q1 is connected, and transformer T2 secondary coils are connected by the first diode D1 with the first triode Q2 and FET Q1.
The present embodiment is made up of voltage modulate circuit 1 and several BUCK circuits 2, using the filter in voltage modulate circuit 1
Civil power is carried out multiple transformation treatment by ripple device T1 and transformer T2, wherein dangerous protection is carried out using fuse F1, using rectification
Bridge D2 carries out signal rectification.And several BUCK circuits 2 then realize the output of charge power supply, realize that the step-down of DC-to-DC becomes
Change, and utilize multiple BUCK circuit output power supplys, so that realize carrying out charging work to multiple devices, and in charging process,
To meet the charging voltage regulation of equipment not of the same race, improving charge efficiency, then charging equipment is carried out using charge protocol chip U1
Infomation detection, the information for detecting then feeds back to optocoupler U4, subsequently inputs to power management chip U2, and power management chip U2 is then
Signal is entered into finishing analysis, and realizes that voltage is adjusted by the first triode, the second triode, FET and the second inductance coil
It is whole, so that it is the regulation of distinct device charging voltage to meet.
The charge protocol chip U1 of the present embodiment can be using FP6600 chips, CHY100 chips, BQ24261 chips and same
Chip etc. function replaces, and the power management chip of the present embodiment can be using chips such as OB2263 chips, and the present embodiment is for core
The setting of piece signal is merely illustrative, and is not added with limiting herein.
Additionally, the front end of the BUCK circuits 1 of the present embodiment can also be integrated into single BUCK chips, so that convenient batch is raw
Produce or circuit is installed, i.e., particular circuit configurations are as shown in Figure 2.
Preferred embodiment of the present utility model is these are only, the scope of the claims of the present utility model is not thereby limited, it is every
The equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or be directly or indirectly used in
Other related technical fields, are similarly included in scope of patent protection of the present utility model.
Claims (1)
1. a kind of many mouthfuls of chargers, it is characterised in that：It includes voltage modulate circuit and several BUCK circuits, the BUCK electricity
Road includes charge protocol chip, FET, the first triode, the second triode and USB output termination, first triode
Colelctor electrode and the output end of the drain electrode with voltage modulate circuit of FET be connected, the base stage and collection of first triode
Electrode is parallel with the 4th resistance, and first transistor base is connected with the colelctor electrode of the second triode, first triode
Emitter stage be connected with the colelctor electrode of the second triode by the 4th diode, the emitter stage of first triode passes through the 8th
Resistance is connected with the grid of FET, and the base stage of second triode is by the 9th resistance and 5 ends of charge protocol chip
Pin is connected, and the source electrode of the FET exports termination and is connected by the second inductance coil with USB, and second inductance coil leads to
Cross the 5th resistance to be connected with 3 end pin of charge protocol chip, 1 end pin of the charge protocol chip passes through the be sequentially connected in series the 7th
Resistance and the 6th resistance be connecteds with USB outputs termination, and 2 end pin of the charge protocol chip, 4 end pin and 6 end pin and USB are exported
Termination connects, and the charge protocol chip is FP6600 types or CHY100 cake cores；
The voltage modulate circuit includes wave filter, transformer, power management chip, rectifier bridge and optocoupler, and the wave filter connects
Enter civil power and be connected with rectifier bridge by fuse, the output end of the rectifier bridge is first with transformer by the first inductance coil
Level coil connection, the output end of the rectifier bridge is connected by second resistance with 1 end pin of power management chip, the power supply pipe
The 6 end pin for managing chip are connected with optocoupler and are connected with the first triode and FET by optocoupler, the transformer secondary output line
Circle is connected by the first diode with the first triode and FET, and the power management chip is OB2263 cake cores.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621149195.7U CN206226092U (en) | 2016-10-22 | 2016-10-22 | A kind of many mouthfuls of chargers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621149195.7U CN206226092U (en) | 2016-10-22 | 2016-10-22 | A kind of many mouthfuls of chargers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206226092U true CN206226092U (en) | 2017-06-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621149195.7U Expired - Fee Related CN206226092U (en) | 2016-10-22 | 2016-10-22 | A kind of many mouthfuls of chargers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206226092U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111628537A (en) * | 2020-04-24 | 2020-09-04 | 杭州士兰微电子股份有限公司 | Multi-path charging circuit and protocol control module and control method thereof |
-
2016
- 2016-10-22 CN CN201621149195.7U patent/CN206226092U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111628537A (en) * | 2020-04-24 | 2020-09-04 | 杭州士兰微电子股份有限公司 | Multi-path charging circuit and protocol control module and control method thereof |
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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: 20170606 |