CN203225554U - Solar energy lithium battery charger based on single-chip microcomputer - Google Patents
Solar energy lithium battery charger based on single-chip microcomputer Download PDFInfo
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- CN203225554U CN203225554U CN 201320199381 CN201320199381U CN203225554U CN 203225554 U CN203225554 U CN 203225554U CN 201320199381 CN201320199381 CN 201320199381 CN 201320199381 U CN201320199381 U CN 201320199381U CN 203225554 U CN203225554 U CN 203225554U
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- capacitor
- chip microcomputer
- sampling circuit
- solar energy
- lithium battery
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Abstract
The utility model discloses a solar energy lithium battery charger based on a single-chip microcomputer. The solar energy lithium battery charger includes a solar energy battery, a BUCK converter, the single-chip microcomputer, a voltage sampling circuit, a current sampling circuit, an inductor, a first diode, a second diode, a first capacitor, a second capacitor, a third capacitor and a sampling resistor. According to the solar energy lithium battery charger of the utility model, the single-chip microcomputer is utilized to make the solar energy lithium battery charger. The solar energy lithium battery charger of the utility model has the advantages of simple structure, stable performance and long service life.
Description
Technical field
The utility model relates to a kind of solar energy lithium battery charger, relates in particular to a kind of solar energy lithium battery charger based on one chip microcomputer.
Background technology
At present, cell-phone charging all is with the charger of mobile phone itself or multifunctional charger charging, but because for a long time outside, after electric quantity consumption of mobile phone is intact, have no idea to charge, cause people to miss a lot of important phones, bring unnecessary trouble to people's life and cause.
The utility model content
The purpose of this utility model provides a kind of solar energy lithium battery charger based on one chip microcomputer with regard to being in order to address the above problem.
The utility model is achieved through the following technical solutions above-mentioned purpose:
The utility model comprises solar cell, the BUCK converter, one chip microcomputer, voltage sampling circuit, current sampling circuit, inductance, first diode, second diode, first capacitor, second capacitor, the 3rd capacitor and sampling resistor, the cathode output end of described solar cell is connected with first end of described first capacitor and the power input of described BUCK converter respectively, the control input end of described BUCK converter is connected with the output of described one chip microcomputer, the power output end of described BUCK converter is connected with the positive pole of described first diode and first end of described second capacitor respectively, the voltage signal input end of described one chip microcomputer is connected with the output of described voltage sampling circuit, the current signal input of described one chip microcomputer is connected with the output of described current sampling circuit, the negative pole of described first diode is connected with first end of described inductance and the negative pole of described second diode respectively, second end of described second capacitor respectively with the positive pole of described second diode, the first input end of described sampling resistor is connected with the first input end of described current sampling circuit, second end of described sampling resistor, second input of described current sampling circuit, described voltage sampling circuit first input end, first end of described the 3rd capacitor connects, second end of described first capacitor and the cathode output end of described solar cell interconnect, second end of described inductance is connected with second input of described voltage sampling circuit and second end of described the 3rd capacitor respectively, and first end of described the 3rd capacitor and second end of described the 3rd capacitor are the output of described solar energy lithium battery charger.
The beneficial effects of the utility model are:
The utility model utilizes one chip microcomputer to make the solar energy lithium battery charger.The utlity model has long advantage of simple in structure, stable performance and useful life.
Description of drawings
Fig. 1 is the circuit diagram of the solar energy lithium battery charger based on one chip microcomputer described in the utility model.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
As shown in Figure 1: the utility model comprises solar cell, the BUCK converter, one chip microcomputer, voltage sampling circuit, current sampling circuit, inductance, first diode, second diode, first capacitor, second capacitor, the 3rd capacitor and sampling resistor, the cathode output end of described solar cell is connected with first end of described first capacitor and the power input of described BUCK converter respectively, the control input end of described BUCK converter is connected with the output of described one chip microcomputer, the power output end of described BUCK converter is connected with the positive pole of described first diode and first end of described second capacitor respectively, the voltage signal input end of described one chip microcomputer is connected with the output of described voltage sampling circuit, the current signal input of described one chip microcomputer is connected with the output of described current sampling circuit, the negative pole of described first diode is connected with first end of described inductance and the negative pole of described second diode respectively, second end of described second capacitor respectively with the positive pole of described second diode, the first input end of described sampling resistor is connected with the first input end of described current sampling circuit, second end of described sampling resistor, second input of described current sampling circuit, described voltage sampling circuit first input end, first end of described the 3rd capacitor connects, second end of described first capacitor and the cathode output end of described solar cell interconnect, second end of described inductance is connected with second input of described voltage sampling circuit and second end of described the 3rd capacitor respectively, and first end of described the 3rd capacitor and second end of described the 3rd capacitor are the output of described solar energy lithium battery charger.
Claims (2)
1. solar energy lithium battery charger based on one chip microcomputer, it is characterized in that: comprise solar cell, the BUCK converter, one chip microcomputer, voltage sampling circuit, current sampling circuit, inductance, first diode, second diode, first capacitor, second capacitor, the 3rd capacitor and sampling resistor, the cathode output end of described solar cell is connected with first end of described first capacitor and the power input of described BUCK converter respectively, the control input end of described BUCK converter is connected with the output of described one chip microcomputer, the power output end of described BUCK converter is connected with the positive pole of described first diode and first end of described second capacitor respectively, the voltage signal input end of described one chip microcomputer is connected with the output of described voltage sampling circuit, the current signal input of described one chip microcomputer is connected with the output of described current sampling circuit, the negative pole of described first diode is connected with first end of described inductance and the negative pole of described second diode respectively, second end of described second capacitor respectively with the positive pole of described second diode, the first input end of described sampling resistor is connected with the first input end of described current sampling circuit, second end of described sampling resistor, second input of described current sampling circuit, described voltage sampling circuit first input end, first end of described the 3rd capacitor connects, second end of described first capacitor and the cathode output end of described solar cell interconnect, second end of described inductance is connected with second input of described voltage sampling circuit and second end of described the 3rd capacitor respectively, and first end of described the 3rd capacitor and second end of described the 3rd capacitor are the output of described solar energy lithium battery charger.
2. the solar energy lithium battery charger based on one chip microcomputer according to claim 1 is characterized in that: in the described one chip microcomputer pulse-width modulator is housed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320199381 CN203225554U (en) | 2013-04-19 | 2013-04-19 | Solar energy lithium battery charger based on single-chip microcomputer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320199381 CN203225554U (en) | 2013-04-19 | 2013-04-19 | Solar energy lithium battery charger based on single-chip microcomputer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203225554U true CN203225554U (en) | 2013-10-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320199381 Expired - Fee Related CN203225554U (en) | 2013-04-19 | 2013-04-19 | Solar energy lithium battery charger based on single-chip microcomputer |
Country Status (1)
| Country | Link |
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| CN (1) | CN203225554U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106395186A (en) * | 2016-12-05 | 2017-02-15 | 上海商溱环保节能科技有限公司 | Intelligent urban waste bin |
| CN111969704A (en) * | 2020-08-10 | 2020-11-20 | 中山大学 | Photovoltaic cell control circuit and control method |
-
2013
- 2013-04-19 CN CN 201320199381 patent/CN203225554U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106395186A (en) * | 2016-12-05 | 2017-02-15 | 上海商溱环保节能科技有限公司 | Intelligent urban waste bin |
| CN111969704A (en) * | 2020-08-10 | 2020-11-20 | 中山大学 | Photovoltaic cell control circuit and control method |
| CN111969704B (en) * | 2020-08-10 | 2021-07-20 | 中山大学 | Photovoltaic cell control circuit and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SICHUAN DEMING ELECTRONIC TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: CHENGDU MOYI TECHNOLOGY CO., LTD. Effective date: 20140704 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 610000 CHENGDU, SICHUAN PROVINCE TO: 635000 DAZHOU, SICHUAN PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140704 Address after: 635000 Quxian County Industrial Park, Dazhou, Sichuan Patentee after: SICHUAN DEMING ELECTRONIC TECHNOLOGY CO., LTD. Address before: High tech Zone Gaopeng road in Chengdu city of Sichuan province 610000 5 block A No. 2 A-320 Patentee before: Chengdu Moyi Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131002 Termination date: 20150419 |
|
| EXPY | Termination of patent right or utility model |