CN208806743U - Simple voltage multiplying circuit - Google Patents
Simple voltage multiplying circuit Download PDFInfo
- Publication number
- CN208806743U CN208806743U CN201821506502.1U CN201821506502U CN208806743U CN 208806743 U CN208806743 U CN 208806743U CN 201821506502 U CN201821506502 U CN 201821506502U CN 208806743 U CN208806743 U CN 208806743U
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- capacitor
- triode
- integrated circuit
- diode
- anode
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Abstract
A kind of simple voltage multiplying circuit, including resistance R1-R3, potentiometer RP1, capacitor C1-C5, diode D1-D3, triode BG1-BG2, Integrated circuit IC 1, power supply E；The utility model generates square wave by the multivibrator being made of Integrated circuit IC 1 and resistance R1, potentiometer RP1 and capacitor C1, when square wave exports high level, power supply E charges to capacitor C4, charging voltage is supply voltage E, when square wave exports low level, power supply E and capacitor C4 charges to another capacitor C5, and the charging voltage of this capacitor is 2 times of supply voltages, that is, realizes the multiplication of supply voltage.The utility model has the beneficial effects that structure is simple, circuit cost is reduced.
Description
Technical field
The utility model relates to a kind of potential circuit, specifically a kind of simple voltage multiplying circuit belongs to power technology neck
Domain.
Background technique
Many electronic equipments are needed in field work now, these equipment usually use battery to power.Sometimes these electronics
Equipment needs higher voltage power supply, thus needs to increase the quantity of battery, certainly will increase the volume of device in this way, to solve this
A problem, it is necessary to use voltage multiplying circuit.
Many voltage multiplying circuits improve cell voltage using specific integrated circuit now, but such circuit cost
It is higher.
Summary of the invention
In view of the above-mentioned problems of the prior art, the utility model provides a kind of simple voltage multiplying circuit, Ke Yishi
The multiplication of existing supply voltage, structure is simple, reduces circuit cost.
To achieve the goals above, the utility model provides a kind of simple voltage multiplying circuit, including resistance R1-R3, electricity
Position device RP1, capacitor C1-C5, diode D1-D3, triode BG1-BG2, Integrated circuit IC 1, power supply E；The anode of power supply E is respectively
Connect one end of potentiometer RP1,4 feet of Integrated circuit IC 1,8 feet of Integrated circuit IC 1, the anode of capacitor C3, resistance R3 one
End, the collector of triode BG2, diode D2 anode, 7 feet of Integrated circuit IC 1 are separately connected the another of potentiometer RP1
End, resistance R1 one end, the other end for being separately connected resistance R1 after 6 feet of Integrated circuit IC 1,2 feet are in parallel, capacitor C1 are just
Pole, 5 feet of Integrated circuit IC 1 connect one end of capacitor C2, connecting triode BG1 after 3 foot series resistance R2 of Integrated circuit IC 1
Base stage, the collector of triode BG1 is separately connected the base of the other end of resistance R3, the cathode of diode D1, triode BG2
Pole, the emitter of triode BG2 are separately connected the cathode of the anode of diode D1, capacitor C4, and the cathode of diode D2 connects respectively
Connect the anode of capacitor C4, the anode of diode D3, the anode of the cathode connection capacitor C5 of diode D3, the cathode of capacitor C5, three
The emitter of pole pipe BG1, the cathode of capacitor C3, the other end of capacitor C2,1 foot of Integrated circuit IC 1, the cathode of capacitor C1, electricity
The cathode of source E is grounded, and capacitor C5 simultaneously leads tap.
The model NE555 of the Integrated circuit IC 1 as a further improvement of the utility model,.
The model IN4007 of described diode D1, D2, D3 as a further improvement of the utility model,.
Described triode BG1, BG2 are NPN cast, model 8050 as a further improvement of the utility model,.
Power supply E is 12V DC power supply as a further improvement of the utility model,.
Compared with prior art, the utility model passes through by Integrated circuit IC 1 and resistance R1, potentiometer RP1 and capacitor C1
The multivibrator of composition generates square wave, and when square wave exports high level, power supply E charges to capacitor C4, and charging voltage is power supply
Voltage E, when square wave exports low level, power supply E and capacitor C4 charge to another capacitor C5, the charging electricity of this capacitor
Pressure is 2 times of supply voltages, that is, realizes the multiplication of supply voltage.This practical beneficial effect is that structure is simple, reduces circuit cost.
Detailed description of the invention
Fig. 1 is the circuit diagram of the utility model.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.
As shown in Figure 1, a kind of simple voltage multiplying circuit, including resistance R1-R3, potentiometer RP1, capacitor C1-C5, two poles
Pipe D1-D3, triode BG1-BG2, Integrated circuit IC 1, power supply E；The model NE555 of Integrated circuit IC 1；Diode D1, D2,
The model IN4007 of D3；Triode BG1, BG2 are NPN cast, model 8050；Power supply E is 12V DC power supply, power supply E's
Anode is separately connected one end of potentiometer RP1,4 feet of Integrated circuit IC 1,8 feet of Integrated circuit IC 1, the anode of capacitor C3, electricity
Hinder one end of R3, the collector of triode BG2, diode D2 anode, 7 feet of Integrated circuit IC 1 are separately connected potentiometer RP1
The other end, resistance R1 one end, the other end, the capacitor C1 of resistance R1 are separately connected after 6 feet of Integrated circuit IC 1,2 feet are in parallel
Anode, one end of the 5 feet connection capacitor C2 of Integrated circuit IC 1 connects three poles after 3 foot series resistance R2 of Integrated circuit IC 1
The base stage of pipe BG1, the collector of triode BG1 are separately connected the other end of resistance R3, the cathode of diode D1, triode BG2
Base stage, the emitter of triode BG2 is separately connected the cathode of the anode of diode D1, capacitor C4, the cathode point of diode D2
Not Lian Jie the anode of capacitor C4, diode D3 anode, the anode of the cathode connection capacitor C5 of diode D3, capacitor C5's is negative
Pole, the emitter of triode BG1, the cathode of capacitor C3, the other end of capacitor C2,1 foot of Integrated circuit IC 1, capacitor C1 it is negative
Pole, power supply E cathode be grounded, capacitor C5 simultaneously leads tap.
The resistance value of these elements is common knowledge in Fig. 1, and those skilled in the art can according to need to each element
Parameter be adjusted.
The working principle of the utility model is as follows: as shown in Figure 1, Integrated circuit IC 1, resistance R1, potentiometer RP1 and capacitor
C1 forms multivibrator, and the square wave that 3 foot output frequencies of Integrated circuit IC 1 are 10kHz (it is adjustable to adjust potentiometer RP1
Frequency), when the square wave of output is high level, triode BG1 conducting, the base stage of triode BG2 is low level, triode BG2
Cut-off, power supply E are charged by the collector of diode D2, diode D1 and triode BG1 to capacitor C4, and charging voltage size is
Supply voltage E, direction are upper just lower negative；And when the square wave of output is low level, triode BG1 cut-off, the base of triode BG2
Extremely high level, triode BG2 conducting, power supply E are given by resistance R3, the emitter of triode BG2, capacitor C4, diode D3
Capacitor C5 charging, charging voltage size be supply voltage E+ capacitor C4 voltage, as 2 times of supply voltage, direction be it is upper just
It is lower negative；Capacitor C5 connects load output, that is, loads the output voltage of available 2 times of supply voltages.
Claims (5)
1. a kind of simple voltage multiplying circuit, which is characterized in that including resistance R1-R3, potentiometer RP1, capacitor C1-C5, two poles
Pipe D1-D3, triode BG1-BG2, Integrated circuit IC 1, power supply E；The anode of power supply E is separately connected one end of potentiometer RP1, collection
At 4 feet of IC circuit 1,8 feet of Integrated circuit IC 1, the anode of capacitor C3, one end of resistance R3, triode BG2 collector,
The anode of diode D2,7 feet of Integrated circuit IC 1 are separately connected one end of the other end of potentiometer RP1, resistance R1, integrate electricity
The other end of resistance R1, the anode of capacitor C1, the 5 feet connection of Integrated circuit IC 1 are separately connected after 6 feet, 2 feet of road IC1 are in parallel
One end of capacitor C2, the base stage of connecting triode BG1, the current collection of triode BG1 after 3 foot series resistance R2 of Integrated circuit IC 1
Pole is separately connected the base stage of the other end of resistance R3, the cathode of diode D1, triode BG2, the emitter difference of triode BG2
Connect the cathode of the anode of diode D1, capacitor C4, the cathode of diode D2 is separately connected the anode of capacitor C4, diode D3
Anode, the anode of the cathode connection capacitor C5 of diode D3, the cathode of capacitor C5, the emitter of triode BG1, capacitor C3 it is negative
Pole, the other end of capacitor C2,1 foot of Integrated circuit IC 1, the cathode of capacitor C1, power supply E cathode be grounded, capacitor C5 simultaneously connects
Load outputs.
2. simple voltage multiplying circuit according to claim 1, which is characterized in that the model of the Integrated circuit IC 1
NE555。
3. simple voltage multiplying circuit according to claim 1, which is characterized in that the model of described diode D1, D2, D3
For IN4007.
4. simple voltage multiplying circuit according to claim 1, which is characterized in that described triode BG1, BG2 are NPN pipe
Type, model 8050.
5. simple voltage multiplying circuit according to claim 1, which is characterized in that power supply E is 12V DC power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821506502.1U CN208806743U (en) | 2018-09-14 | 2018-09-14 | Simple voltage multiplying circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821506502.1U CN208806743U (en) | 2018-09-14 | 2018-09-14 | Simple voltage multiplying circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208806743U true CN208806743U (en) | 2019-04-30 |
Family
ID=66237308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821506502.1U Expired - Fee Related CN208806743U (en) | 2018-09-14 | 2018-09-14 | Simple voltage multiplying circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208806743U (en) |
-
2018
- 2018-09-14 CN CN201821506502.1U patent/CN208806743U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190430 Termination date: 20190914 |