CN207967966U - A kind of Quick-acting charger for battery - Google Patents
A kind of Quick-acting charger for battery Download PDFInfo
- Publication number
- CN207967966U CN207967966U CN201721554774.4U CN201721554774U CN207967966U CN 207967966 U CN207967966 U CN 207967966U CN 201721554774 U CN201721554774 U CN 201721554774U CN 207967966 U CN207967966 U CN 207967966U
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- China
- Prior art keywords
- pin
- emitting diode
- capacitance
- charging chip
- utility
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of Quick-acting charger for batteries, including first resistor, second resistance, the first capacitance, the second capacitance, the first light emitting diode, the second light emitting diode and charging chip, the utility model uses CN3052 charging chips, charging chip can carry out constant current and constant-voltage charge to single lithium battery, only need few peripheral component, charging chip can set charging current by computer programming, and constant-voltage charge voltage is 4.2V.And meets usb bus technical specification, be very suitable for the field of portable use.Compared with prior art, the utility model can be particularly suitable for emergency set to 4.2V lithium battery quick charges, such as emergent head lamp, torch or other need the device of lithium battery, component is few, and the finished-product volume of making is small, it is easy to carry, it has the value of popularization and application.
Description
Technical field
The utility model is related to electronic power supply technical field more particularly to a kind of Quick-acting charger for batteries.
Background technology
Charger is various in the prior art, is to use transformer, but charging rate is more slow mostly, especially build
Greatly, not portable enough, therefore, it is necessary to a kind of easy to carry, and it is capable of the charger of quick charge.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of Quick-acting charger for battery.
The utility model is achieved through the following technical solutions above-mentioned purpose：
The utility model includes first resistor, second resistance, the first capacitance, the second capacitance, the first light emitting diode, second
Light emitting diode and charging chip, positive pole simultaneously with the first end of first resistor, the first end of the first capacitance, charging chip
The 4th pin and the connection of the 8th pin, power cathode simultaneously with the second end of the first capacitance, the third pin of charging chip, the
The first end of two resistance, the first end of the second capacitance, charging chip the first pin connected with the cathode for being electrically charged battery, first
The second end of resistance is connect with the anode of the anode of the first light emitting diode and the second light emitting diode simultaneously, the first light-emitting diodes
The cathode of pipe and the 6th pin of charging chip connect, and the cathode of the second light emitting diode and the 7th pin of charging chip connect
Connect, the second end of the second pin of charging chip and second resistance connects, the 5th pin of charging chip simultaneously with the second capacitance
Second end and be electrically charged battery anode connection.
The beneficial effects of the utility model are：
The utility model is a kind of Quick-acting charger for battery, and compared with prior art, the utility model can be to 4.2V lithiums
Quickly charging battery is particularly suitable for emergency set, such as emergent head lamp, torch or other need the device of lithium battery, component
Few, the finished-product volume of making is small, easy to carry, has the value of popularization and application.
Description of the drawings
Fig. 1 is the circuit structure schematic diagram of the utility model.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings：
As shown in Figure 1：The utility model include first resistor R1, second resistance R2, the first capacitance C1, the second capacitance C2,
First Light-emitting diode LED 1, the second Light-emitting diode LED 2 and charging chip IC, positive pole is simultaneously with first resistor R1's
First end, the first end of the first capacitance C1, the 4th pin of charging chip IC and the connection of the 8th pin, power cathode is simultaneously with the
The second end of one capacitance C1, the third pin of charging chip IC, the first end of second resistance R2, the first end of the second capacitance C2,
The first pin of charging chip IC is connected with the cathode for being electrically charged battery E, and the second end of first resistor R1 shines with first simultaneously
The anode of diode (LED) 1 and the anode connection of the second Light-emitting diode LED 2, the cathode of the first Light-emitting diode LED 1 and charging
6th pin of chip IC connects, and the cathode of the second Light-emitting diode LED 2 is connect with the 7th pin of charging chip IC, charges
The second pin of chip IC is connect with the second end of second resistance R2, the 5th pin of charging chip IC simultaneously with the second capacitance C2
Second end and be electrically charged battery E anode connection.
The operation principle of the utility model is as follows：
The utility model can carry out constant current and perseverance using CN3052 charging chip IC, charging chip IC to single lithium battery
Pressure charging, it is only necessary to which few peripheral component, charging chip IC can set charging current, constant-voltage charge by computer programming
Voltage is 4.2V.And meets usb bus technical specification, be very suitable for the field of portable use.Using component parameter
It is chip Enable Pin up to 1%, the 8th pin as Fig. 1 only needs seldom outer member, output voltage 4.2V, precision, high electricity
It is flat effective.First Light-emitting diode LED, 1 green is used to indicate whether battery is in malfunction, the second Light-emitting diode LED 2
Red is used to indicate whether to be in charged state.TEMP pins are connected to ground in the design, and second resistance R2 is filled for setting constant current
Electric current.R4 is 10k Ω, charging current 180mA in the utility model.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (1)
1. a kind of Quick-acting charger for battery, it is characterised in that：Including first resistor, second resistance, the first capacitance, the second capacitance,
First light emitting diode, the second light emitting diode and charging chip, positive pole simultaneously with the first end of first resistor, the first electricity
The first end of appearance, the 4th pin of charging chip and the connection of the 8th pin, power cathode simultaneously with the second end of the first capacitance, fill
The third pin of electrical chip, the first end of second resistance, the first end of the second capacitance, charging chip the first pin and be electrically charged
The cathode of battery connects, the second end of first resistor simultaneously with the anode of the first light emitting diode and the second light emitting diode just
Pole connects, and the 6th pin of the cathode of the first light emitting diode and charging chip connects, the cathode of the second light emitting diode with fill
7th pin of electrical chip connects, and the second pin of charging chip and the second end of second resistance connect, and the 5th of charging chip the
Pin simultaneously with the second end of the second capacitance and be electrically charged the positive of battery and connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721554774.4U CN207967966U (en) | 2017-11-20 | 2017-11-20 | A kind of Quick-acting charger for battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721554774.4U CN207967966U (en) | 2017-11-20 | 2017-11-20 | A kind of Quick-acting charger for battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207967966U true CN207967966U (en) | 2018-10-12 |
Family
ID=63723580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721554774.4U Expired - Fee Related CN207967966U (en) | 2017-11-20 | 2017-11-20 | A kind of Quick-acting charger for battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207967966U (en) |
-
2017
- 2017-11-20 CN CN201721554774.4U patent/CN207967966U/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: 20181012 Termination date: 20201120 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |