CN208656460U - Single-chip microcontroller Switching Power Supply charger - Google Patents
Single-chip microcontroller Switching Power Supply charger Download PDFInfo
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- CN208656460U CN208656460U CN201821282935.3U CN201821282935U CN208656460U CN 208656460 U CN208656460 U CN 208656460U CN 201821282935 U CN201821282935 U CN 201821282935U CN 208656460 U CN208656460 U CN 208656460U
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Abstract
The utility model discloses single-chip microcontroller Switching Power Supply chargers, including single-chip microcontroller, battery detection circuit, charging circuit, switching power circuit, charging observation circuit, display circuit and transforming circuit, charging observation circuit, battery detection circuit, switching power circuit and transforming circuit are connect with single-chip microcontroller, charging circuit is connected with switching power circuit, and display circuit is connect with charging observation circuit；The battery detection circuit includes battery, battery equivalent internal resistance, the first constant pressure source, resistance R1, resistance R2, the second constant pressure source, switching switch, inspection leakage resistance R3, equivalent load resistance R4.The utility model single-chip microcontroller controls battery detection circuit and carries out specific charge mode to charging equipment, and judge whether charging is completed by charging observation circuit, the movement such as powered off and charged to charging equipment by switching power circuit, switch charging situation, and progress is shown on a display screen.
Description
Technical field
The utility model relates to single-chip microcontroller Switching Power Supply chargers.
Background technique
Intelligent charger can provide different charge mode and corresponding algorithm for each battery behavior, reach
To optimal effect.
However the existing obstinate chargers with single-chip microcontroller few on the market, even if having, single-chip microcontroller is also only assisted
Control, is not involved in the work of Switching Power Supply, the powerful function of single-chip microcontroller can not be fully utilized.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is to provide single-chip microcontroller Switching Power Supply charger,
It can solve problem of the prior art.
The purpose of this utility model is implemented with the following technical solutions:
Single-chip microcontroller Switching Power Supply charger, including single-chip microcontroller, battery detection circuit, charging circuit, switching power circuit, fill
Pyroelectric monitor circuit, display circuit and transforming circuit, charging observation circuit, battery detection circuit, switching power circuit and transformation electricity
The connection of Lu Junyu single-chip microcontroller, charging circuit are connected with switching power circuit, and display circuit is connect with charging observation circuit；The electricity
Pond detection circuit includes battery, battery equivalent internal resistance, the first constant pressure source, resistance R1, resistance R2, the second constant pressure source, switching switch,
Leakage resistance R3, equivalent load resistance R4 are examined, the anode of battery is connect with the first connecting pin of battery equivalent internal resistance, and battery is equivalent interior
Second connecting tube of resistance is connect with the first control terminal of switching switch and the inspection inspection stream of leakage resistance R3 first end respectively, switches switch
Second control terminal is connect with one end of first resistor R1, and the other end of first resistor R1 is connect with the anode of the first constant pressure source, is cut
The third control terminal for changing switch is connect with one end of second resistance R2, the anode of the other end of second resistance R2 and the second constant pressure source
Second inspection stream end of connection, inspection leakage resistance R3 is connect with one end of equivalent load resistance R4, the cathode of battery, first constant pressure source
The other end of cathode, the cathode of the second constant pressure source and equivalent load resistance R4 is connected with each other.
Preferably, charging circuit includes resistance R5 to resistance R8, triode Q1 to triode Q4, power supply VCC；Resistance R5's
One end is connected with the base stage of triode Q3, the touching with the emitter of triode Q4 and relay K1 respectively of the emitter of triode Q3
Electrical connection, the collector of triode Q3 are connected with one end of resistance R7, and the other end of resistance R7 is connect with the base stage of triode Q4,
The collector of triode Q3 is connect with one end of resistance R8, and the other end of resistance R8 is connect with the base stage of triode Q1, triode
The collector of Q4 is connect with the collector of triode Q1, the emitter ground connection of triode Q1, the collector of triode Q2 and three poles
The collector of pipe Q3 connects, and the emitter ground connection of triode Q2, the base stage of triode Q2 is connect with one end of resistance R6, resistance R6
The other end connect with the other end of resistance R5, one end of the collector of triode Q4 and battery connects, the current collection of triode Q4
The connection of the other end of pole and resistance R5, the other end of resistance R6 and battery.
Preferably, resistance R5 to resistance R8 is current-limiting resistance.
Preferably, resistance R5 to resistance R8 is current-limiting resistance.
Compared with prior art, the utility model has the beneficial effects that:
The utility model single-chip microcontroller controls battery detection circuit and carries out specific charge mode to charging equipment, and by filling
Pyroelectric monitor circuit judges whether charging is completed, and the movement such as is powered off and charged to charging equipment by switching power circuit,
Switch charging situation, and progress is shown on a display screen.
Detailed description of the invention
Fig. 1 is the module map of the single-chip microcontroller Switching Power Supply charger of the utility model；
Fig. 2 is the circuit diagram of the battery detection circuit of the utility model；
Fig. 3 is the circuit diagram of the charging circuit of the utility model.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model:
As depicted in figs. 1 and 2, the utility model provides single-chip microcontroller Switching Power Supply charger, including single-chip microcontroller, battery detecting
Circuit, charging circuit, switching power circuit, charging observation circuit, display circuit and transforming circuit, charge observation circuit, battery
Detection circuit, switching power circuit and transforming circuit are connect with single-chip microcontroller, and charging circuit is connected with switching power circuit, display
Circuit is connect with charging observation circuit；The battery detection circuit includes battery, battery equivalent internal resistance, the first constant pressure source, resistance
R1, resistance R2, the second constant pressure source, switching switch, inspection leakage resistance R3, equivalent load resistance R4, the anode of battery are equivalent with battery
First connecting pin of internal resistance connects, and the second connecting tube of battery equivalent internal resistance is flowed with the first control terminal of switching switch and inspection respectively
The inspection stream end connection of resistance R3 first, the second control terminal for switching switch are connect with one end of first resistor R1, first resistor R1's
The other end is connect with the anode of the first constant pressure source, and the third control terminal for switching switch is connect with one end of second resistance R2, and second
The other end of resistance R2 is connect with the anode of the second constant pressure source, and the second inspection stream end of inspection leakage resistance R3 is with equivalent load resistance R4's
One end connection, the cathode of battery, the cathode of the first constant pressure source, the cathode of the second constant pressure source and equivalent load resistance R4 the other end
It is connected with each other.
Preferably, as shown in figure 3, charging circuit includes resistance R5 to resistance R8, triode Q1 to triode Q4, electricity
Source VCC；One end of resistance R5 is connected with the base stage of triode Q3, the emitter of the triode Q3 emitter with triode Q4 respectively
It is connected with the electric shock of relay K1, the collector of triode Q3 is connected with one end of resistance R7, the other end of resistance R7 and three poles
The base stage of pipe Q4 connects, and the collector of triode Q3 is connect with one end of resistance R8, and the other end of resistance R8 is with triode Q1's
Base stage connection, the collector of triode Q4 are connect with the collector of triode Q1, the emitter ground connection of triode Q1, triode Q2
Collector connect with the collector of triode Q3, the emitter of triode Q2 ground connection, the base stage of triode Q2 and resistance R6's
One end connection, the other end of resistance R6 are connect with the other end of resistance R5, and the collector of triode Q4 and one end of battery connect,
The other end connection of the collector and resistance R5, the other end of resistance R6 and battery of triode Q4.
Wherein, resistance R5 to resistance R8 is current-limiting resistance.
In the present invention, the model of single-chip microcontroller is preferably STM8S003.
It will be apparent to those skilled in the art that can make various other according to the above description of the technical scheme and ideas
Corresponding change and deformation, and all these changes and deformation all should belong to the protection of the utility model claims
Within the scope of.
Claims (4)
1. single-chip microcontroller Switching Power Supply charger, which is characterized in that including single-chip microcontroller, battery detection circuit, charging circuit, switch electricity
Source circuit, charging observation circuit, display circuit and transforming circuit, charge observation circuit, battery detection circuit, switching power circuit
It is connect with single-chip microcontroller with transforming circuit, charging circuit is connected with switching power circuit, and display circuit and charging observation circuit connect
It connects；The battery detection circuit includes battery, battery equivalent internal resistance, the first constant pressure source, resistance R1, resistance R2, the second constant pressure source,
Switching switch, inspection leakage resistance R3, equivalent load resistance R4, the anode of battery are connect with the first connecting pin of battery equivalent internal resistance,
Second connecting tube of battery equivalent internal resistance is connect with the first control terminal of switching switch and the inspection inspection stream of leakage resistance R3 first end respectively,
Second control terminal of switching switch is connect with one end of first resistor R1, and the other end of first resistor R1 and the first constant pressure source are just
Pole connection, the third control terminal for switching switch are connect with one end of second resistance R2, the other end of second resistance R2 and the second perseverance
Second inspection stream end of the anode connection of potential source, inspection leakage resistance R3 is connect with one end of equivalent load resistance R4, the cathode of battery, the
The other end of the cathode of one constant pressure source, the cathode of the second constant pressure source and equivalent load resistance R4 is connected with each other.
2. single-chip microcontroller Switching Power Supply charger as described in claim 1, which is characterized in that charging circuit includes resistance R5 to electricity
Hinder R8, triode Q1 to triode Q4, power supply VCC and relay K1；One end of resistance R5 is connected with the base stage of triode Q3, and three
The emitter of pole pipe Q3 is connect with the electric shock of the emitter of triode Q4 and relay K1 respectively, the collector and electricity of triode Q3
One end connection of R7 is hindered, the other end of resistance R7 is connect with the base stage of triode Q4, and the collector of triode Q3 is with resistance R8's
One end connection, the other end of resistance R8 are connect with the base stage of triode Q1, the collector of triode Q4 and the current collection of triode Q1
Pole connection, the emitter ground connection of triode Q1, the collector of triode Q2 are connect with the collector of triode Q3, triode Q2's
Emitter ground connection, the base stage of triode Q2 are connect with one end of resistance R6, and the other end of resistance R6 and the other end of resistance R5 connect
It connects, the collector of triode Q4 and one end of battery connect, the collector of triode Q4 and the other end of resistance R5, resistance R6
It is connect with the other end of battery.
3. single-chip microcontroller Switching Power Supply charger as claimed in claim 2, which is characterized in that resistance R5 to resistance R8 is limited galvanic electricity
Resistance.
4. single-chip microcontroller Switching Power Supply charger as described in claim 1, which is characterized in that the model of the single-chip microcontroller
STM8S003。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821282935.3U CN208656460U (en) | 2018-08-09 | 2018-08-09 | Single-chip microcontroller Switching Power Supply charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821282935.3U CN208656460U (en) | 2018-08-09 | 2018-08-09 | Single-chip microcontroller Switching Power Supply charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208656460U true CN208656460U (en) | 2019-03-26 |
Family
ID=65789324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821282935.3U Active CN208656460U (en) | 2018-08-09 | 2018-08-09 | Single-chip microcontroller Switching Power Supply charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208656460U (en) |
-
2018
- 2018-08-09 CN CN201821282935.3U patent/CN208656460U/en active Active
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