CN105262165A - Solar charging and discharging controller - Google Patents
Solar charging and discharging controller Download PDFInfo
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- CN105262165A CN105262165A CN201510672767.3A CN201510672767A CN105262165A CN 105262165 A CN105262165 A CN 105262165A CN 201510672767 A CN201510672767 A CN 201510672767A CN 105262165 A CN105262165 A CN 105262165A
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Abstract
An embodiment of the invention discloses a solar charging and discharging controller which comprises the components of a bidirectional Zener diode (ZD), a driving circuit, a charging switch circuit, a battery protecting circuit, a boost circuit and a load protecting circuit; wherein the third end L3 of the charging switch circuit is connected with the first end of the bidirectional Zener diode (ZD), thereby forming the first cathode wiring port J1- of the solar charging and discharging controller. The second end of the bidirectional Zener diode (ZD) is connected with the second end S2 of the boost circuit, thereby forming the anode wiring port J+ of the solar charging and discharging controller. The second end B2 of the battery protecting circuit is the second cathode wiring port J2- of the solar charging and discharging controller. The second end P2 of the load protecting circuit is the third cathode wiring port J3- of the solar charging and discharging controller. The solar charging and discharging controller according to an embodiment of the invention improves wiring safety of the solar charging and discharging controller.
Description
Technical field
The present invention relates to electronic circuit technology field, be specifically related to a kind of solar charging/discharging controller.
Background technology
Solar charging/discharging controller (hereinafter referred to as controller for solar) is in solar power system, for controlling multichannel solar cell array to the charging of storage battery and storage battery to the automatic control equipment of the power supply of solar inverter load.In remote rural area and electricity consumption inconvenient area, obtain very general application.
Controller gain variations nearly all is at present all 6 output lines, i.e. solar panels both positive and negative polarity (SOLAR+, SOLAR-), accumulator anode and cathode (BT+, BT-) and LED both positive and negative polarity (LED+, LED-), like this when production test, if do not note line wrong to damage controller, and bring very large workload to production welding test, if be unfamiliar with controller in the job site of reality in addition, not only because of wrong line loss bad controller, and operating efficiency can be reduced.
Summary of the invention
The invention discloses a kind of solar charging/discharging controller, to promoting the wiring fail safe of solar charging/discharging controller.
First aspect present invention discloses a kind of solar charging/discharging controller, comprises bi-directional voltage stabilizing diode ZD, drive circuit, charge switch circuit, battery protecting circuit, booster circuit and load protection circuit, wherein:
The first end L1 of described charge switch circuit connects the first end of described drive circuit, second end L2 of described charge switch circuit connects the second end of described drive circuit, 3rd end L3 of described charge switch circuit is connected with the first end of described bi-directional voltage stabilizing diode ZD and forms described solar charging/discharging controller first negative terminal port J1-afterwards, and described first negative terminal port J1-is for connecting the negative pole Solar-of solar control plate;
Form the positive terminal port J+ of described solar charging/discharging controller after second end of described bi-directional voltage stabilizing diode ZD is connected with the second end S2 of described booster circuit, described positive terminal port J+ is for connecting the positive pole RL+ of the positive pole Solar+ of described solar panel, the positive pole BT+ of storage battery and load;
4th end L4 of described charge switch circuit connects the 3rd port B3 of described battery protecting circuit, first port B1 of described battery protecting circuit connects the 3rd end of described drive circuit, second end B2 of described battery protecting circuit is the second negative terminal port J2-of described solar charging/discharging controller, and described second negative terminal port J2-is for connecting the negative pole BT-of described storage battery;
4th end B4 of described battery protecting circuit connects the 3rd end S3 of described booster circuit; the first end S1 of described booster circuit connects the 4th end of described drive circuit; 4th end S4 of described booster circuit connects the 3rd end P3 of described load protection circuit; the first end P1 of described load protection circuit connects the five terminal of described drive circuit; second end P2 of described load protection circuit is the 3rd negative terminal port J3-of described solar charging/discharging controller, and described 3rd negative terminal port J3-is for connecting the negative pole RT-of described load.
In the first possible implementation of first aspect present invention, described battery protecting circuit comprises anti-reverse protection switch K3, fuse F1, wherein:
Described anti-reverse protection switch K3 comprises metal-oxide-semiconductor Q3 and diode D3; the grid of described metal-oxide-semiconductor Q3 is the first end B1 of described battery protecting circuit; the first end of described fuse F1 is the second end B2 of described battery protecting circuit; 3rd end B3 of the described battery protecting circuit of composition after second end of the drain electrode of described metal-oxide-semiconductor Q3, the negative pole of described diode D3 and described fuse F1 connects, the source electrode of described metal-oxide-semiconductor Q3 is connected the 4th end B4 forming described battery protecting circuit afterwards with the positive pole of described diode D3.
In conjunction with the first possible implementation of first aspect present invention or first aspect, in the implementation that the second of first aspect present invention is possible, described booster circuit comprises boosted switch K4, resistance R1, inductance L 1, diode D11, wherein:
Described boosted switch K4 comprises metal-oxide-semiconductor Q4 and diode D4, the drain electrode of described metal-oxide-semiconductor Q4 is connected rear the second end S2 forming described booster circuit with the negative pole of described diode, the grid of described metal-oxide-semiconductor is the first end S1 of described booster circuit, the source electrode of described metal-oxide-semiconductor, the positive pole of described diode D4 and the first end of described resistance R1 are connected, second end of described resistance R1 connects the first end of described inductance L 1 and the negative pole of described diode D11 respectively, second end of described inductance L 1 is the 3rd section of S3 of described booster circuit, 4th end S4 of the just very described booster circuit of described diode D11.
In conjunction with the implementation that first aspect present invention the second is possible, in the third possible implementation of first aspect present invention, described charge switch circuit comprises anti-reverse protection switch K1, charge switch K2, wherein:
Described anti-reverse protection switch K1 comprises metal-oxide-semiconductor Q1 and diode D1, described charge switch K2 comprises metal-oxide-semiconductor Q2 and diode D2, the grid of described metal-oxide-semiconductor Q1 is the first end L1 of described charge switch circuit, described metal-oxide-semiconductor Q2 is the second end L2 of described charge switch circuit, described metal-oxide-semiconductor Q1, the source electrode of described metal-oxide-semiconductor Q2, the positive pole of described diode D1 and the positive pole of described diode D2 are connected, the negative pole of described diode D1 is connected rear the 3rd end L3 forming described charge switch circuit with the drain electrode of described metal-oxide-semiconductor Q1, the negative pole of described diode D2 is connected rear the 4th end L4 forming described charge switch circuit with the drain electrode of described metal-oxide-semiconductor Q2.
In conjunction with the third possible implementation of first aspect present invention, in first aspect present invention the 4th kind of possible implementation, described load protection circuit comprises anti-reverse protection switch K5, resistance R2, wherein:
Described anti-reverse protection switch K5 comprises metal-oxide-semiconductor Q5 and diode D5; the drain electrode of described metal-oxide-semiconductor Q5 is connected rear the second end P2 forming described load protection circuit with the negative pole of described diode D5; the source electrode of described metal-oxide-semiconductor Q5 is the first end P1 of described load protection circuit; the first end of the source electrode of described metal-oxide-semiconductor Q5, the positive pole of described diode D5 and described resistance R2 is connected, and second end of described resistance R2 is the 3rd end P3 of described load protection circuit.
In conjunction with first aspect present invention the 4th kind of possible implementation, in first aspect present invention the 5th kind of possible implementation, described drive circuit comprises driving power and micro-control unit MCU, wherein:
The positive pole of described driving power connects the positive terminal port of described MCU, and the negative pole of described driving power connects the negative terminal port of described MCU;
The first signal output part O1 of described MCU forms the first end of described drive circuit, the secondary signal output O2 of described MCU forms the second end of described drive circuit, the 3rd signal output part O3 of described MCU forms the 3rd end of described drive circuit, the 4th signal output part O4 of described MCU forms the 4th end of described drive circuit, and the 5th signal output part O5 of described MCU forms the five terminal of described drive circuit.
In conjunction with first aspect present invention the 5th kind of possible implementation, in first aspect present invention the 6th kind of possible execution mode, described driving power comprises button cell.
In conjunction with first aspect present invention the 6th kind of possible implementation, in first aspect present invention the 7th kind of possible execution mode, described load comprises light-emitting diode (LED) lamp.
In conjunction with first aspect present invention the 7th kind of possible implementation, in first aspect present invention the 8th kind of possible execution mode, described metal-oxide-semiconductor Q3 is NMOS tube.
In conjunction with first aspect present invention the 8th kind of possible implementation, in first aspect present invention the 9th kind of possible execution mode, described driving power provides+12V driving voltage.
In the embodiment of the present invention, solar charging/discharging controller comprises bi-directional voltage stabilizing diode ZD, drive circuit, charge switch circuit, battery protecting circuit, booster circuit and load protection circuit, wherein: the 3rd end L3 of charge switch circuit is connected with the first end of bi-directional voltage stabilizing diode ZD and forms solar charging/discharging controller first negative terminal port J1-afterwards, the positive terminal port J+ of solar charging/discharging controller is formed after second end of bi-directional voltage stabilizing diode ZD is connected with the second end S2 of booster circuit, second end B2 of battery protecting circuit is the second negative terminal port J2-of solar charging/discharging controller, second end P2 of load protection circuit is the 3rd negative terminal port J3-of solar charging/discharging controller.Visible, relative to the solar charging/discharging controller possessing multiple positive terminal port and multiple negative terminal port, the solar charging/discharging controller that the embodiment of the present invention provides can avoid the situation of different positive terminal wrong to occur, thus promotes the wiring fail safe of solar charging/discharging controller.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structure chart of a kind of solar charging/discharging controller disclosed in first embodiment of the invention;
Fig. 2 is the structure chart of a kind of battery protecting circuit disclosed in second embodiment of the invention;
Fig. 3 is the structure chart of a kind of booster circuit disclosed in third embodiment of the invention;
Fig. 4 is the structure chart of a kind of charge switch circuit disclosed in fourth embodiment of the invention;
Fig. 5 is the structure chart of a kind of load protection circuit disclosed in fifth embodiment of the invention;
Fig. 6 is the structure chart of a kind of drive circuit disclosed in sixth embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The invention discloses a kind of solar charging/discharging controller, to promoting the wiring fail safe of solar charging/discharging controller.
Below be described in detail respectively.
Refer to Fig. 1, Fig. 1 is the structure chart of a kind of solar charging/discharging controller disclosed in first embodiment of the invention.As shown in Figure 1, this solar charging/discharging controller can comprise bi-directional voltage stabilizing diode ZD, drive circuit, charge switch circuit, battery protecting circuit, booster circuit and load protection circuit, wherein:
The first end L1 of described charge switch circuit connects the first end of described drive circuit, second end L2 of described charge switch circuit connects the second end of described drive circuit, 3rd end L3 of described charge switch circuit is connected with the first end of described bi-directional voltage stabilizing diode ZD and forms described solar charging/discharging controller first negative terminal port J1-afterwards, and described first negative terminal port J1-is for connecting the negative pole Solar-of solar control plate;
Form the positive terminal port J+ of described solar charging/discharging controller after second end of described bi-directional voltage stabilizing diode ZD is connected with the second end S2 of described booster circuit, described positive terminal port J+ is for connecting the positive pole RL+ of the positive pole Solar+ of described solar panel, the positive pole BT+ of storage battery and load;
4th end L4 of described charge switch circuit connects the 3rd port B3 of described battery protecting circuit, first port B1 of described battery protecting circuit connects the 3rd end of described drive circuit, second end B2 of described battery protecting circuit is the second negative terminal port J2-of described solar charging/discharging controller, and described second negative terminal port J2-is for connecting the negative pole BT-of described storage battery;
4th end B4 of described battery protecting circuit connects the 3rd end S3 of described booster circuit; the first end S1 of described booster circuit connects the 4th end of described drive circuit; 4th end S4 of described booster circuit connects the 3rd end P3 of described load protection circuit; the first end P1 of described load protection circuit connects the five terminal of described drive circuit; second end P2 of described load protection circuit is the 3rd negative terminal port J3-of described solar charging/discharging controller, and described 3rd negative terminal port J3-is for connecting the negative pole RT-of described load.
The operation principle of the solar charging/discharging controller shown in Fig. 1 is:
Described first negative terminal port J1-is for connecting the negative pole Solar-of solar control plate; Described positive terminal port J+ is for connecting the positive pole Solar+ of described solar panel, the positive pole BT+ of storage battery, and above-mentioned connected mode forms the charge circuit of described storage battery.
Described positive terminal port J+ is for the positive pole RL+ of the positive pole BT+ and load that connect storage battery, and described 3rd negative terminal port J3-is for connecting the negative pole RT-of described load, and the above-mentioned mode of connection forms the discharge loop of described storage battery.
In the solar charging/discharging controller described by Fig. 1, comprise bi-directional voltage stabilizing diode ZD, drive circuit, charge switch circuit, battery protecting circuit, booster circuit and load protection circuit, wherein: the 3rd end L3 of charge switch circuit is connected with the first end of bi-directional voltage stabilizing diode ZD and forms solar charging/discharging controller first negative terminal port J1-afterwards, the positive terminal port J+ of solar charging/discharging controller is formed after second end of bi-directional voltage stabilizing diode ZD is connected with the second end S2 of booster circuit, second end B2 of battery protecting circuit is the second negative terminal port J2-of solar charging/discharging controller, second end P2 of load protection circuit is the 3rd negative terminal port J3-of solar charging/discharging controller.Visible, relative to the solar charging/discharging controller possessing multiple positive terminal port and multiple negative terminal port, the solar charging/discharging controller that the embodiment of the present invention provides can avoid the situation of different positive terminal wrong to occur, thus promotes the wiring fail safe of solar charging/discharging controller.
Optionally, refer to Fig. 2, Fig. 2 is the structure chart of the battery protecting circuit of a kind of solar charging/discharging controller disclosed in second embodiment of the invention.Wherein, the battery protecting circuit shown in Fig. 2 comprises anti-reverse protection switch K3, fuse F1, wherein:
Described anti-reverse protection switch K3 comprises metal-oxide-semiconductor Q3 and diode D3; the grid of described metal-oxide-semiconductor Q3 is the first end B1 of described battery protecting circuit; the first end of described fuse F1 is the second end B2 of described battery protecting circuit; 3rd end B3 of the described battery protecting circuit of composition after second end of the drain electrode of described metal-oxide-semiconductor Q3, the negative pole of described diode D3 and described fuse F1 connects, the source electrode of described metal-oxide-semiconductor Q3 is connected the 4th end B4 forming described battery protecting circuit afterwards with the positive pole of described diode D3.
Optionally, refer to Fig. 3, Fig. 3 is the structure chart of the booster circuit of a kind of solar charging/discharging controller disclosed in third embodiment of the invention.Wherein, the booster circuit shown in Fig. 3 comprises boosted switch K4, resistance R1, inductance L 1, diode D11, wherein:
Described boosted switch K4 comprises metal-oxide-semiconductor Q4 and diode D4, the drain electrode of described metal-oxide-semiconductor Q4 is connected rear the second end S2 forming described booster circuit with the negative pole of described diode, the grid of described metal-oxide-semiconductor is the first end S1 of described booster circuit, the source electrode of described metal-oxide-semiconductor, the positive pole of described diode D4 and the first end of described resistance R1 are connected, second end of described resistance R1 connects the first end of described inductance L 1 and the negative pole of described diode D11 respectively, second end of described inductance L 1 is the 3rd section of S3 of described booster circuit, 4th end S4 of the just very described booster circuit of described diode D11.
Optionally, refer to Fig. 4, Fig. 4 is the structure chart of a kind of charge switch circuit disclosed in fourth embodiment of the invention.Wherein, the charge switch circuit shown in Fig. 4 comprises anti-reverse protection switch K1, charge switch K2, wherein:
Described anti-reverse protection switch K1 comprises metal-oxide-semiconductor Q1 and diode D1, described charge switch K2 comprises metal-oxide-semiconductor Q2 and diode D2, the grid of described metal-oxide-semiconductor Q1 is the first end L1 of described charge switch circuit, described metal-oxide-semiconductor Q2 is the second end L2 of described charge switch circuit, described metal-oxide-semiconductor Q1, the source electrode of described metal-oxide-semiconductor Q2, the positive pole of described diode D1 and the positive pole of described diode D2 are connected, the negative pole of described diode D1 is connected rear the 3rd end L3 forming described charge switch circuit with the drain electrode of described metal-oxide-semiconductor Q1, the negative pole of described diode D2 is connected rear the 4th end L4 forming described charge switch circuit with the drain electrode of described metal-oxide-semiconductor Q2.
Optionally, refer to Fig. 5, Fig. 5 is the structure chart of the load protection circuit of a kind of solar charging/discharging controller disclosed in fifth embodiment of the invention.Wherein, the load protection circuit shown in Fig. 5 comprises anti-reverse protection switch K5, resistance R2, wherein:
Described anti-reverse protection switch K5 comprises metal-oxide-semiconductor Q5 and diode D5; the drain electrode of described metal-oxide-semiconductor Q5 is connected rear the second end P2 forming described load protection circuit with the negative pole of described diode D5; the source electrode of described metal-oxide-semiconductor Q5 is the first end P1 of described load protection circuit; the first end of the source electrode of described metal-oxide-semiconductor Q5, the positive pole of described diode D5 and described resistance R2 is connected, and second end of described resistance R2 is the 3rd end P3 of described load protection circuit.
Optionally, refer to Fig. 6, Fig. 6 is the structure chart of the drive circuit of a kind of solar charging/discharging controller disclosed in sixth embodiment of the invention.Wherein, the drive circuit shown in Fig. 6 comprises driving power and micro-control unit MCU, wherein:
The positive pole of described driving power connects the positive terminal port of described MCU, and the negative pole of described driving power connects the negative terminal port of described MCU;
The first signal output part O1 of described MCU forms the first end of described drive circuit, the secondary signal output O2 of described MCU forms the second end of described drive circuit, the 3rd signal output part O3 of described MCU forms the 3rd end of described drive circuit, the 4th signal output part O4 of described MCU forms the 4th end of described drive circuit, and the 5th signal output part O5 of described MCU forms the five terminal of described drive circuit.
Further alternative, above-mentioned driving power comprises button cell.
Further alternative, described load comprises light-emitting diode (LED) lamp.
Further alternative, described metal-oxide-semiconductor Q3 is NMOS tube.
Further alternative, described driving power provides+12V driving voltage.
Above the solar charging/discharging controller that the embodiment of the present invention provides is described in detail, apply specific case herein to set forth principle of the present invention and execution mode, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (10)
1. a solar charging/discharging controller, is characterized in that, comprises bi-directional voltage stabilizing diode ZD, drive circuit, charge switch circuit, battery protecting circuit, booster circuit and load protection circuit, wherein:
The first end L1 of described charge switch circuit connects the first end of described drive circuit, second end L2 of described charge switch circuit connects the second end of described drive circuit, 3rd end L3 of described charge switch circuit is connected with the first end of described bi-directional voltage stabilizing diode ZD and forms described solar charging/discharging controller first negative terminal port J1-afterwards, and described first negative terminal port J1-is for connecting the negative pole Solar-of solar control plate;
Form the positive terminal port J+ of described solar charging/discharging controller after second end of described bi-directional voltage stabilizing diode ZD is connected with the second end S2 of described booster circuit, described positive terminal port J+ is for connecting the positive pole RL+ of the positive pole Solar+ of described solar panel, the positive pole BT+ of storage battery and load;
4th end L4 of described charge switch circuit connects the 3rd port B3 of described battery protecting circuit, first port B1 of described battery protecting circuit connects the 3rd end of described drive circuit, second end B2 of described battery protecting circuit is the second negative terminal port J2-of described solar charging/discharging controller, and described second negative terminal port J2-is for connecting the negative pole BT-of described storage battery;
4th end B4 of described battery protecting circuit connects the 3rd end S3 of described booster circuit; the first end S1 of described booster circuit connects the 4th end of described drive circuit; 4th end S4 of described booster circuit connects the 3rd end P3 of described load protection circuit; the first end P1 of described load protection circuit connects the five terminal of described drive circuit; second end P2 of described load protection circuit is the 3rd negative terminal port J3-of described solar charging/discharging controller, and described 3rd negative terminal port J3-is for connecting the negative pole RT-of described load.
2. solar charging/discharging controller according to claim 1, is characterized in that, described battery protecting circuit comprises anti-reverse protection switch K3, fuse F1, wherein:
Described anti-reverse protection switch K3 comprises metal-oxide-semiconductor Q3 and diode D3; the grid of described metal-oxide-semiconductor Q3 is the first end B1 of described battery protecting circuit; the first end of described fuse F1 is the second end B2 of described battery protecting circuit; 3rd end B3 of the described battery protecting circuit of composition after second end of the drain electrode of described metal-oxide-semiconductor Q3, the negative pole of described diode D3 and described fuse F1 connects, the source electrode of described metal-oxide-semiconductor Q3 is connected the 4th end B4 forming described battery protecting circuit afterwards with the positive pole of described diode D3.
3. the solar charging/discharging controller according to any one of claim 1 or 2, is characterized in that, described booster circuit comprises boosted switch K4, resistance R1, inductance L 1, diode D11, wherein:
Described boosted switch K4 comprises metal-oxide-semiconductor Q4 and diode D4, the drain electrode of described metal-oxide-semiconductor Q4 is connected rear the second end S2 forming described booster circuit with the negative pole of described diode, the grid of described metal-oxide-semiconductor is the first end S1 of described booster circuit, the source electrode of described metal-oxide-semiconductor, the positive pole of described diode D4 and the first end of described resistance R1 are connected, second end of described resistance R1 connects the first end of described inductance L 1 and the negative pole of described diode D11 respectively, second end of described inductance L 1 is the 3rd section of S3 of described booster circuit, 4th end S4 of the just very described booster circuit of described diode D11.
4. solar charging/discharging controller according to claim 3, is characterized in that, described charge switch circuit comprises anti-reverse protection switch K1, charge switch K2, wherein:
Described anti-reverse protection switch K1 comprises metal-oxide-semiconductor Q1 and diode D1, described charge switch K2 comprises metal-oxide-semiconductor Q2 and diode D2, the grid of described metal-oxide-semiconductor Q1 is the first end L1 of described charge switch circuit, described metal-oxide-semiconductor Q2 is the second end L2 of described charge switch circuit, described metal-oxide-semiconductor Q1, the source electrode of described metal-oxide-semiconductor Q2, the positive pole of described diode D1 and the positive pole of described diode D2 are connected, the negative pole of described diode D1 is connected rear the 3rd end L3 forming described charge switch circuit with the drain electrode of described metal-oxide-semiconductor Q1, the negative pole of described diode D2 is connected rear the 4th end L4 forming described charge switch circuit with the drain electrode of described metal-oxide-semiconductor Q2.
5. solar charging/discharging controller according to claim 4, is characterized in that, described load protection circuit comprises anti-reverse protection switch K5, resistance R2, wherein:
Described anti-reverse protection switch K5 comprises metal-oxide-semiconductor Q5 and diode D5; the drain electrode of described metal-oxide-semiconductor Q5 is connected rear the second end P2 forming described load protection circuit with the negative pole of described diode D5; the source electrode of described metal-oxide-semiconductor Q5 is the first end P1 of described load protection circuit; the first end of the source electrode of described metal-oxide-semiconductor Q5, the positive pole of described diode D5 and described resistance R2 is connected, and second end of described resistance R2 is the 3rd end P3 of described load protection circuit.
6. solar charging/discharging controller according to claim 5, is characterized in that, described drive circuit comprises driving power and micro-control unit MCU, wherein:
The positive pole of described driving power connects the positive terminal port of described MCU, and the negative pole of described driving power connects the negative terminal port of described MCU;
The first signal output part O1 of described MCU forms the first end of described drive circuit, the secondary signal output O2 of described MCU forms the second end of described drive circuit, the 3rd signal output part O3 of described MCU forms the 3rd end of described drive circuit, the 4th signal output part O4 of described MCU forms the 4th end of described drive circuit, and the 5th signal output part O5 of described MCU forms the five terminal of described drive circuit.
7. solar charging/discharging controller according to claim 6, is characterized in that, described driving power comprises button cell.
8. solar charging/discharging controller according to claim 7, is characterized in that, described load comprises light-emitting diode (LED) lamp.
9. solar charging/discharging controller according to claim 8, is characterized in that, described metal-oxide-semiconductor Q3 is NMOS tube.
10. solar charging/discharging controller according to claim 9, is characterized in that, described driving power provides+12V driving voltage.
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| CN201510672767.3A CN105262165A (en) | 2015-10-13 | 2015-10-13 | Solar charging and discharging controller |
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| CN201510672767.3A CN105262165A (en) | 2015-10-13 | 2015-10-13 | Solar charging and discharging controller |
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| CN105262165A true CN105262165A (en) | 2016-01-20 |
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| CN107947258A (en) * | 2017-11-13 | 2018-04-20 | 江苏罗特能源科技有限公司 | A kind of protection circuit to controller for solar |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107947258A (en) * | 2017-11-13 | 2018-04-20 | 江苏罗特能源科技有限公司 | A kind of protection circuit to controller for solar |
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