CN209562191U - A kind of sun-generated electric power input circuit - Google Patents
A kind of sun-generated electric power input circuit Download PDFInfo
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- CN209562191U CN209562191U CN201920485246.0U CN201920485246U CN209562191U CN 209562191 U CN209562191 U CN 209562191U CN 201920485246 U CN201920485246 U CN 201920485246U CN 209562191 U CN209562191 U CN 209562191U
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- China
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- pmos tube
- source electrode
- socket
- diode
- sun
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Abstract
The utility model relates to a kind of sun-generated electric power input circuits, belong to power circuit technical field.Including power supply positive input, socket includes an anode and a cathode；Counnter attack unit is set between the voltage regulation unit and socket anode, for preventing reverse direction current flow；Switch unit is connect, for controlling the on-off between power supply positive input and socket with the counnter attack unit；Voltage regulation unit is connect with the counnter attack unit, the voltage for the input of stabilized power supply electrode input end.With the function of carrying out pressure stabilizing, counnter attack to sun-generated electric power.
Description
Technical field
The utility model relates to power circuit technical field more particularly to a kind of sun-generated electric power input circuits.
Background technique
Electric power is obtained from solar energy, light-to-current inversion need to be carried out by solar cell to realize.It is the same as previous other power supplys hair
Electric principle is entirely different.Solar power generation is set to be really achieved realistic scale, first is that improve solar photoelectric conversion efficiency simultaneously
It reduces its cost, second is that realize the same grid network of solar power generation.
In the prior art, it needs to carry out pressure stabilizing and counnter attack to sun-generated electric power.
Utility model content
The purpose of this utility model is to provide a kind of sun-generated electric power input circuits, have and carry out surely to sun-generated electric power
Pressure, the function of counnter attack.
The above-mentioned purpose of the utility model has the technical scheme that
A kind of sun-generated electric power input circuit, including power supply positive input, further includes: socket includes an anode and one
Cathode；Counnter attack unit is set between the voltage regulation unit and socket anode, for preventing reverse direction current flow；Switch unit, with
The counnter attack unit connection, for controlling the on-off between power supply positive input and socket；Voltage regulation unit, with the counnter attack list
Member connection, the voltage for the input of stabilized power supply electrode input end.
Further, the socket is two sockets.
Further, the counnter attack unit includes the first PMOS tube, first diode, the second PMOS tube and the two or two pole
Pipe, the drain electrode of first PMOS tube are connect with power supply positive input, the source electrode and the second PMOS tube of first PMOS tube
Source electrode connection, second PMOS tube drain electrode socket anode connection, second PMOS tube grid concatenation the 5th electricity
Resistance ground connection, one end of the 4th resistance is connected to the second PMOS tube source electrode and connect with tie point, the other end of the first PMOS tube source electrode
In the tie point of the second PMOS tube and the 5th resistance, the anode of the first diode is connected to the drain electrode of the first PMOS tube and power supply
The tie point of electrode input end, the cathode of the first diode are connected to the first PMOS tube source electrode and the second PMOS tube source electrode
Tie point, the tie point that the anode of second diode is connected to socket anode and the second PMOS tube drains, the described 2nd 2
The cathode of pole pipe is connected to the tie point of the second PMOS tube source electrode and the first PMOS tube source electrode.
Further, the switch unit includes triode, with after the collector series connection second resistance of the triode
The connection of one PMOS tube grid, the transistor collector are connected with control signal after concatenating 3rd resistor, the triode
Emitter ground connection, one end of first resistor be connected to the first PMOS tube source electrode and the second PMOS tube source electrode tie point, separately
One end is connected to the tie point of the first PMOS tube grid and second resistance.
Further, the voltage regulation unit includes zener diode, the plus earth of the zener diode, the pressure stabilizing
The cathode of diode is connected to the tie point of the second PMOS tube source electrode and the first PMOS tube source electrode.
Further, the cathode ground connection of the socket.
In conclusion the utility model has the following beneficial effects: leading to after power supply positive input connects forward current
First diode and the second PMOS tube are crossed, is connected to the anode of socket, if control signal input high level at this time, forward current
Flow direction ground；After power supply positive input connects reverse current, electric current is by the second diode to the first PMOS tube source electrode, if control
Input terminal input processed is low level, and cut-in voltage, the first PMOS tube are not formed between the first PMOS tube source electrode and the first PMOS tube
It is not turned on, reverse current is blocked in the first PMOS tube source electrode, to protect electrical equipment.Voltage regulation unit plays forward current
The effect of pressure stabilizing.
Detailed description of the invention
Fig. 1 is the circuit diagram of the utility model.
Specific embodiment
Below in conjunction with attached drawing, the technical solution of the utility model embodiment is described.
A kind of sun-generated electric power input circuit, including power supply positive input+Solar_in, for inputting forward current.
Socket K8, comprising an anode and a cathode, in the present embodiment, socket K8 is two socket K8, and the cathode of socket K8 is grounded
DNG.Counnter attack unit is set between the voltage regulation unit and socket K8 anode, for preventing reverse direction current flow.Switch unit,
It is connect with the counnter attack unit, for controlling the on-off between power supply positive input+Solar_in and socket K8.Pressure stabilizing list
Member is connect with the counnter attack unit, the voltage for stabilized power supply electrode input end+Solar_in input.
The counnter attack unit includes the first PMOS tube P1, first diode T1, the second PMOS tube P2 and the second diode T2,
The drain electrode of the first PMOS tube P1 is connect with power supply positive input+Solar_in, the source electrode of the first PMOS tube P1 with
The source electrode of second PMOS tube P2 connects, the anode connection of the drain electrode socket K8 of the second PMOS tube P2, second PMOS tube
The grid of P2 concatenates the 5th resistance R5 and is grounded DNG, and one end of the 4th resistance R4 is connected to the second PMOS tube P2 source electrode and first
Tie point, the other end of PMOS tube P1 source electrode are connected to the tie point of the second PMOS tube P2 and the 5th resistance R5.As the 2nd PMOS
It is formed between the 4th resistance R4 and the 5th resistance R5 when pipe P2 source electrode inputs forward current lower than electricity at the second PMOS tube P2 source electrode
The voltage of pressure, so that the second PMOS tube P2 be made to be connected.The anode of the first diode T1 is connected to the first PMOS tube P1 drain electrode
With the tie point of power supply positive input+Solar_in, the cathode of the first diode T1 is connected to the first source PMOS tube P1
The anode of the tie point of pole and the second PMOS tube P2 source electrode, the second diode T2 is connected to socket K8 anode and the 2nd PMOS
The tie point of pipe P2 drain electrode, the cathode of the second diode T2 are connected to the second PMOS tube P2 source electrode and the first source PMOS tube P1
The tie point of pole.
Switch unit includes triode Q1, after the collector series connection second resistance R2 of the triode Q1 with the first PMOS tube
P1 grid connects, and is connected with control signal 3_Power, three pole after the triode Q1 collector series connection 3rd resistor R3
The emitter of pipe Q1 is grounded DNG, and one end of first resistor R1 is connected to the first PMOS tube P1 source electrode and the second PMOS tube P2
Tie point, the other end of source electrode are connected to the tie point of the first PMOS tube P1 grid and second resistance R2.
The voltage regulation unit includes zener diode D1, the plus earth DNG of the zener diode D1, the pressure stabilizing two
The cathode of pole pipe D1 is connected to the tie point of the second PMOS tube P2 source electrode and the first PMOS tube P1 source electrode.Zener diode D1 is at this
In play the effect of clamper.
Working principle: after power supply positive input+Solar_in connection forward current, pass through first diode and second
PMOS tube P2 is connected to the anode of socket K8, if control signal 3_Power input high level at this time, forward current flow direction ground
DNG；After power supply positive input+Solar_in connection reverse current, electric current passes through the second diode T2 to the first PMOS tube
P1 source electrode, if control signal 3_Power input is low level, not shape between the first PMOS tube P1 source electrode and the first PMOS tube P1
At cut-in voltage, the first PMOS tube P1 is not turned on, and reverse current is blocked in the first PMOS tube P1 source electrode, so that electricity consumption be protected to set
It is standby.Zener diode D1 plays the role of clamper, pressure stabilizing to forward current.
Claims (6)
1. a kind of sun-generated electric power input circuit, including power supply positive input (+Solar_in), which is characterized in that further include:
Socket (K8) includes an anode and a cathode；
Counnter attack unit is set between voltage regulation unit and socket (K8) anode, for preventing reverse direction current flow；
Switch unit is connect with the counnter attack unit, for control power supply positive input (+Solar_in) and socket (K8) it
Between on-off；
Voltage regulation unit is connect with the counnter attack unit, the voltage for stabilized power supply electrode input end (+Solar_in) input.
2. a kind of sun-generated electric power input circuit according to claim 1, which is characterized in that the socket (K8) is two
Socket (K8).
3. a kind of sun-generated electric power input circuit according to claim 2, which is characterized in that the counnter attack unit includes the
One PMOS tube (P1), first diode (T1), the second PMOS tube (P2) and the second diode (T2), first PMOS tube (P1)
Drain electrode connect with power supply positive input (+Solar_in), the source electrode and the second PMOS tube of first PMOS tube (P1)
(P2) source electrode connection, the anode connection of the drain electrode socket (K8) of second PMOS tube (P2), second PMOS tube (P2)
Grid concatenate the 5th resistance (R5) ground connection (DNG), one end of the 4th resistance (R4) be connected to the second PMOS tube (P2) source electrode with
The tie point, the other end of the first PMOS tube (P1) source electrode are connected to the tie point of the second PMOS tube (P2) Yu the 5th resistance (R5),
The anode of the first diode (T1) is connected to the first PMOS tube (P1) drain electrode and power supply positive input (+Solar_in)
Tie point, the cathode of the first diode (T1) are connected to the first PMOS tube (P1) source electrode and the second PMOS tube (P2) source electrode
Tie point, the anode of second diode (T2) are connected to the connection of socket (K8) anode with the second PMOS tube (P2) drain electrode
Point, the cathode of second diode (T2) are connected to the connection of the second PMOS tube (P2) source electrode and the first PMOS tube (P1) source electrode
Point.
4. a kind of sun-generated electric power input circuit according to claim 3, which is characterized in that the switch unit includes three
Pole pipe (Q1), the collector series connection second resistance (R2) of the triode (Q1) are connect with the first PMOS tube (P1) grid afterwards, institute
It is connected with control signal (3_Power) after stating triode (Q1) collector series connection 3rd resistor (R3), the triode (Q1)
Emitter be grounded (DNG), one end of first resistor (R1) is connected to the first PMOS tube (P1) source electrode and the second PMOS tube
(P2) tie point of source electrode, the other end are connected to the tie point of the first PMOS tube (P1) grid Yu second resistance (R2).
5. a kind of sun-generated electric power input circuit according to claim 1, which is characterized in that the voltage regulation unit includes steady
It presses diode (D1), the cathode of the plus earth (DNG) of the zener diode (D1), the zener diode (D1) is connected to
The tie point of second PMOS tube (P2) source electrode and the first PMOS tube (P1) source electrode.
6. a kind of sun-generated electric power input circuit according to claim 1, which is characterized in that the cathode of the socket (K8)
It is grounded (DNG).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920485246.0U CN209562191U (en) | 2019-04-10 | 2019-04-10 | A kind of sun-generated electric power input circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920485246.0U CN209562191U (en) | 2019-04-10 | 2019-04-10 | A kind of sun-generated electric power input circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209562191U true CN209562191U (en) | 2019-10-29 |
Family
ID=68312284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920485246.0U Expired - Fee Related CN209562191U (en) | 2019-04-10 | 2019-04-10 | A kind of sun-generated electric power input circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209562191U (en) |
-
2019
- 2019-04-10 CN CN201920485246.0U patent/CN209562191U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191029 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |