CN106487076A - A kind of battery charger for mobile phone circuit - Google Patents
A kind of battery charger for mobile phone circuit Download PDFInfo
- Publication number
- CN106487076A CN106487076A CN201611226077.6A CN201611226077A CN106487076A CN 106487076 A CN106487076 A CN 106487076A CN 201611226077 A CN201611226077 A CN 201611226077A CN 106487076 A CN106487076 A CN 106487076A
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- China
- Prior art keywords
- mobile phone
- battery
- led
- resistance
- battery charger
- Prior art date
- 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.)
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- 239000003990 capacitor Substances 0.000 claims abstract description 10
- 230000005611 electricity Effects 0.000 claims description 2
- 230000036772 blood pressure Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
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- H02J7/022—
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- H02J7/027—
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J2207/40—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries adapted for charging from various sources, e.g. AC, DC or multivoltage
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of battery charger for mobile phone circuit, 220V alternating current is after step-down transformer T1 blood pressure lowering, then after rectified diode VD1 VD4 rectification, one end is connected with battery of mobile phone E1 anode, and the other end is grounded；DC source is after diode VD5, filter capacitor C1, it is connected with the input of three terminal regulator 7806 by resistance R1, three terminal regulator 7806 is connected with earth terminal by LED 1, and the outfan of three terminal regulator 7806 is connected with battery of mobile phone E1 anode through diode VD6；After having resistance R4 to connect with LED 3, parallel resistance R3 is connected between described battery of mobile phone E1 negative electrode and earth terminal GND again.Circuit of the present invention can be so that using direct current or AC charging mode, charging circuit controls simply, has the characteristics that small volume, easy to carry, low cost.
Description
Technical field
The present invention relates to battery charger for mobile phone technical field, more particularly, to a kind of battery charger for mobile phone circuit.
Background technology
Charger is to be added necessary constant current, pressure limiting by a stabilized power source, prescribe a time limit etc. that control circuit is constituted, and is mainly
Electrical storage device provides the equipment of energy, is widely used in the electrical equipment such as mobile phone, camera, number in sphere of life.Existing mobile phone fills
Appliances power source typically adopts PWM to control, and opening of power tube turns off the PWM control needing using special integrated chip, easily goes out
Now lead directly to phenomenon, circuit cost is higher.And charger for mobile phone charging modes are single, typically filled only with alternating current power supply
Electricity.
Content of the invention
A kind of present invention offer battery charger for mobile phone circuit that charge control is simple, circuit cost is low, this circuit both may be used
With using charged with direct current mode, it would however also be possible to employ alternating current charging mode.
For achieving the above object, the technical solution used in the present invention is：
A kind of battery charger for mobile phone circuit, including 220V alternating current, step-down transformer T1, commutation diode VD1-VD4,
Battery of mobile phone E1, DC source, three terminal regulator 7806, described 220V alternating current is after step-down transformer T1 blood pressure lowering, then warp
After commutation diode VD1-VD4 rectification, one end is connected with battery of mobile phone E1 anode, and the other end is grounded；Described DC source passes through
After diode VD5, filter capacitor C1, it is connected with the input of three terminal regulator 7806 by resistance R1, three terminal regulator 7806
It is connected with earth terminal by LED 1, the outfan of three terminal regulator 7806 is through diode VD6 and battery of mobile phone
E1 anode is connected；After having resistance R4 to connect with LED 3, parallel resistance R3 is connected to described battery of mobile phone E1 negative electrode again
And earth terminal GND between.
Further, the input of described three terminal regulator 7806 is connected with input filter capacitor C2.
Further, the outfan of described three terminal regulator 7806 is connected with output filter capacitor C3.
Further, it is in series with resistance R2, light emitting diode between described battery of mobile phone E1 anode and earth terminal GND
LED2.
Further, the anode of described LED 2 is connected with resistance R2, the negative electrode of LED 2 with
Earth terminal GND is connected.
Further, described DC source is 12-13.8V DC source.
Beneficial effects of the present invention：A kind of battery charger for mobile phone circuit, this circuit can adopt direct current or AC charging
Mode, charging circuit controls simply, has the characteristics that small volume, easy to carry, low cost.
Brief description
Fig. 1 is circuit theory diagrams of the present invention；
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that the present invention realizes are easy to understand, tie below
Conjunction is specifically illustrating, and the present invention is expanded on further.
When being embodied as, in conjunction with Fig. 1, a kind of battery charger for mobile phone circuit, including 220V alternating current, step-down transformer
T1, commutation diode VD1-VD4, battery of mobile phone E1, DC source, three terminal regulator 7806, described 220V alternating current is through fall
After pressure transformer T1 blood pressure lowering, then after rectified diode VD1-VD4 rectification, one end is connected with battery of mobile phone E1 anode, the other end
Ground connection GND；DC source after diode VD5, filter capacitor C1, by the input of resistance R1 and three terminal regulator 7806
It is connected, three terminal regulator 7806 is connected with earth terminal by LED 1, the outfan of three terminal regulator 7806 passes through
Diode VD6 is connected with battery of mobile phone E1 anode；After having resistance R4 to connect with LED 3, parallel resistance R3 is connected again
Between described battery of mobile phone E1 negative electrode and earth terminal GND.The input of three terminal regulator 7806 is connected with input filter capacitor
C2.The outfan of three terminal regulator 7806 is connected with output filter capacitor C3.Go here and there between battery of mobile phone E1 anode and earth terminal GND
It is associated with resistance R2, LED 2, the anode of LED 2 is connected with resistance R2, the moon of LED 2
Pole is connected with earth terminal GND.DC source is 12-13.8V DC source.
During specific works, battery charger for mobile phone circuit can be charged to battery of mobile phone with two kinds of power supplys.One kind is
Alternating current power supply charging, 220V alternating current passes through step-down transformer T1 blood pressure lowering, the secondary side output 9V alternating current of step-down transformer T1
Pressure, then by commutation diode VD1-VD4 rectification after be battery of mobile phone E1 charging, when using 220V alternating current be battery of mobile phone E1
During charging, LED 2, LED 3 light, and wherein LED 2 refers to for alternating current power supply charging
Show, LED 3 charges for battery of mobile phone E1 and indicates；Another kind is to be charged with low-voltage dc power supply, 12-13.8V direct current
Power supply filters through polarity diode VD5, then by electric capacity C1, enters the input of three terminal regulator 7806 after resistance R1 current limliting,
The outfan voltage stabilizing output 7-8V unidirectional current of three terminal regulator 7806 charges to battery of mobile phone E1 through isolating diode VD6, with
When LED 1, LED 3 light, LED 1 be DC charging instruction.
Circuit of the present invention can be so that using direct current or AC charging mode, charging circuit controls simply, has small volume, carries
The convenient, feature of low cost.
Embodiment described above is only that the preferred embodiment of the present invention is described, the not structure to the present invention
Think and scope is defined.On the premise of without departing from design concept of the present invention, the technology to the present invention for this area ordinary person
Various modifications and improvement that scheme is made, all should drop into protection scope of the present invention.
Claims (6)
1. a kind of battery charger for mobile phone circuit it is characterised in that：Including 220V alternating current, step-down transformer T1, rectification two pole
Pipe VD1-VD4, battery of mobile phone E1, DC source, three terminal regulator 7806, described 220V alternating current drops through step-down transformer T1
After pressure, then after rectified diode VD1-VD4 rectification, one end is connected with battery of mobile phone E1 anode, and the other end is grounded；Described direct current
Power supply, after diode VD5, filter capacitor C1, is connected with the input of three terminal regulator 7806 by resistance R1, and three ends are steady
Depressor 7806 is connected with earth terminal by LED 1, the outfan of three terminal regulator 7806 through diode VD6 with
Battery of mobile phone E1 anode is connected；After having resistance R4 to connect with LED 3, parallel resistance R3 is connected to described mobile phone electricity again
Between pond E1 negative electrode and earth terminal GND.
2. according to a kind of battery charger for mobile phone circuit described in claim 1 it is characterised in that：Described three terminal regulator 7806
Input be connected with input filter capacitor C2.
3. according to a kind of battery charger for mobile phone circuit described in claim 1 it is characterised in that：Described three terminal regulator 7806
Outfan be connected with output filter capacitor C3.
4. according to a kind of battery charger for mobile phone circuit described in claim 1 it is characterised in that：Described battery of mobile phone E1 anode
It is in series with resistance R2, LED 2 and earth terminal GND between.
5. according to a kind of battery charger for mobile phone circuit described in claim 4 it is characterised in that：Described LED 2
Anode be connected with resistance R2, the negative electrode of LED 2 is connected with earth terminal GND.
6. according to a kind of battery charger for mobile phone circuit described in claim 1 it is characterised in that：Described DC source is 12-
13.8V DC source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611226077.6A CN106487076A (en) | 2016-12-27 | 2016-12-27 | A kind of battery charger for mobile phone circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611226077.6A CN106487076A (en) | 2016-12-27 | 2016-12-27 | A kind of battery charger for mobile phone circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106487076A true CN106487076A (en) | 2017-03-08 |
Family
ID=58285638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611226077.6A Withdrawn CN106487076A (en) | 2016-12-27 | 2016-12-27 | A kind of battery charger for mobile phone circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106487076A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108011503A (en) * | 2017-11-03 | 2018-05-08 | 苏州莱测检测科技有限公司 | Voltage regulation type power output apparatus is used in one kind detection |
-
2016
- 2016-12-27 CN CN201611226077.6A patent/CN106487076A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108011503A (en) * | 2017-11-03 | 2018-05-08 | 苏州莱测检测科技有限公司 | Voltage regulation type power output apparatus is used in one kind detection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170308 |
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| WW01 | Invention patent application withdrawn after publication |