CN108418456A - A kind of four level shifter circuits of double inversion outputs - Google Patents
A kind of four level shifter circuits of double inversion outputs Download PDFInfo
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- CN108418456A CN108418456A CN201810384119.1A CN201810384119A CN108418456A CN 108418456 A CN108418456 A CN 108418456A CN 201810384119 A CN201810384119 A CN 201810384119A CN 108418456 A CN108418456 A CN 108418456A
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- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/483—Converters with outputs that each can have more than two voltages levels
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0083—Converters characterised by their input or output configuration
- H02M1/009—Converters characterised by their input or output configuration having two or more independently controlled outputs
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Tires In General (AREA)
- Dc-Dc Converters (AREA)
Abstract
The invention discloses a kind of double inversions to export four level shifter circuits, including：Switching tube VT1 VT21, the circuit topological structure of capacitance C22, capacitance C23, capacitance C24, the invention are simple, compared with the existing technology, reduce the total number of switching tube, to which the production cost for reducing whole is low.The invention can be used for electric energy switch technology field.
Description
Technical field
The present invention relates to electric energy switch technology field, more particularly to a kind of double inversions export four level shifter circuits.
Background technology
The continuous aggravation of the problems such as with energy shortage and environmental degradation, energy-saving and emission-reduction are extremely urgent.Efficient electric power
Electronic converter is the important means for realizing energy-saving and emission-reduction, existing multi-level converter there are number of switches more, production cost
Height, it is bulky the shortcomings of.For four level of double inversions output circuit topology for, the prior art need mostly 32 or
More switching tubes, so that the circuit topology of four level of double inversions output is bulky, production cost is high.Therefore, need
New topology is proposed to solve current problem encountered.
Invention content
The purpose of the present invention is：A kind of four level shifter circuits topology simple in structure is provided.
The solution that the present invention solves its technical problem is：A kind of four level shifter circuits of double inversion outputs, including：
One end of switching tube VT1-VT21, capacitance C22, capacitance C23, capacitance C24, capacitance C22 respectively with switching tube VT13, VT14,
The collector of VT15 connects, the other end of capacitance C22 one end with capacitance C23 respectively, the collector of switching tube VT1, VT3, VT5
Connection, the emitter of switching tube VT1 connect with the emitter of switching tube VT2, the collector of switching tube VT2 respectively with switching tube
The emitter of VT13, the collector connection of switching tube VT16, the switching tube VT16 emitters collection with switching tube VT8, VT19 respectively
Electrode connects, and the emitter of switching tube VT8 connect with the emitter of switching tube VT7, the collector of switching tube VT7 respectively with capacitance
The other end of C23, the collector of switching tube VT9, VT11, one end connection of capacitance C24, the emitter and switch of switching tube VT3
The emitter of pipe VT4 connects, the collector of the switching tube VT4 emitter with switching tube VT14 respectively, the current collection of switching tube VT17
Pole connects, and the emitter of switching tube VT17 is connect with the collector of switching tube VT10, VT20 respectively, the emitter of switching tube VT10
It is connect with the emitter of switching tube VT9, the emitter of switching tube VT5 is connect with the emitter of switching tube VT6, switching tube VT6's
Collector respectively distinguish by the emitter with switching tube VT15, the collector connection of switching tube VT18, the emitter of switching tube VT18
It is connect with the collector of switching tube VT12, VT21, the emitter of switching tube VT12 is connect with the emitter of switching tube VT11, switch
The emitter of pipe VT19, VT20, VT21 are connect with the other end of capacitance C24.
Further, switching tube VT1-VT21 and connects diode, wherein the cathode of diode is with switching tube VT1-VT21's
Collector connects, and the anode of diode is connect with the emitter of switching tube VT1-VT21.
The beneficial effects of the invention are as follows：The circuit topological structure of the invention is simple, compared with the existing technology, reduces
The total number of switching tube, to which the production cost for reducing whole is low.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described.Obviously, described attached drawing is a part of the embodiment of the present invention, rather than is all implemented
Example, those skilled in the art without creative efforts, can also be obtained according to these attached drawings other designs
Scheme and attached drawing.
Fig. 1 is that double inversions of the invention export four level shifter circuits topology；
The circuit topology that Fig. 2 is output terminals A output level when being 0V；
Fig. 3 is that output terminals A output level is uinCircuit topology when/3；
Fig. 4 is that output terminals A output level is 2uinCircuit topology when/3；
Fig. 5 is that output terminals A output level is uinWhen circuit topology；
The circuit topology that Fig. 6 is output end U output levels when being 0V；
Fig. 7 is that output end U output levels are uinCircuit topology when/3；
Fig. 8 is that output end U output levels are 2uinCircuit topology when/3；
Fig. 9 is that output end U output levels are uinWhen circuit topology.
Specific implementation mode
The technique effect of the design of the present invention, concrete structure and generation is carried out below with reference to embodiment and attached drawing clear
Chu is fully described by, to be completely understood by the purpose of the present invention, feature and effect.Obviously, described embodiment is this hair
Bright a part of the embodiment, rather than whole embodiments, based on the embodiment of the present invention, those skilled in the art are not being paid
The other embodiment obtained under the premise of creative work, belongs to the scope of protection of the invention.In addition, be previously mentioned in text
All connection/connection relations not singly refer to component and directly connect, and refer to that can be added deduct according to specific implementation situation by adding
Few couple auxiliary, to form more preferably coupling structure.Each technical characteristic in the invention, in not conflicting conflict
Under the premise of can be with combination of interactions.
Embodiment 1, with reference to figure 1, a kind of four level shifter circuits of double inversions outputs, including：Switching tube VT1-VT21, electricity
Hold C22, one end of capacitance C23, capacitance C24, capacitance C22 are connect with the collector of switching tube VT13, VT14, VT15 respectively, electricity
One end with capacitance C23, the collector of switching tube VT1, VT3, VT5 connect the other end of appearance C22 respectively, the hair of switching tube VT1
Emitter-base bandgap grading is connect with the emitter of switching tube VT2, the collector of the switching tube VT2 emitter with switching tube VT13 respectively, switching tube
The collector of VT16 connects, and switching tube VT16 emitters are connect with the collector of switching tube VT8, VT19 respectively, switching tube VT8's
Emitter is connect with the emitter of switching tube VT7, the collector of the switching tube VT7 other end with capacitance C23 respectively, switching tube
The collector of VT9, VT11, one end connection of capacitance C24, the emitter of switching tube VT3 are connect with the emitter of switching tube VT4,
The emitter with switching tube VT14, the collector of switching tube VT17 connect the collector of switching tube VT4 respectively, switching tube VT17's
Emitter is connect with the collector of switching tube VT10, VT20 respectively, the emitter of the emitter and switching tube VT9 of switching tube VT10
Connection, the emitter of switching tube VT5 connect with the emitter of switching tube VT6, the collector of switching tube VT6 respectively with switching tube
The emitter of VT15, the collector connection of switching tube VT18, the emitter of switching tube VT18 respectively with switching tube VT12, VT21
Collector connects, and the emitter of switching tube VT12 is connect with the emitter of switching tube VT11, switching tube VT19, VT20, VT21's
Emitter is connect with the other end of capacitance C24.
As an optimization, switching tube VT1-VT21 and connects diode, wherein the cathode of diode and switching tube VT1-VT21
Collector connection, the anode of diode connect with the emitter of switching tube VT1-VT21.
When the circuit works, the anode of one end connection power supply of the capacitance C22, the other end of the capacitance C24 connects
The cathode of power supply is connect, the input voltage of power supply is uin。
From the emitter of the switching tube VT13, the collector of switching tube VT2, switching tube VT16 collector Rendezvous Point
Draw node, output terminals A of the node as the first inverter, from the emitter of the switching tube VT14, the collection of switching tube VT4
Electrode, switching tube VT17 the Rendezvous Point of collector draw node, output end B of the node as the first inverter, from described
The emitter of switching tube VT15, the collector of switching tube VT6, switching tube VT18 collector Rendezvous Point draw node, the section
Output end C of the point as the first inverter；From the emitter of the switching tube VT16, collector, the switching tube of switching tube VT8
The Rendezvous Point of the collector of VT19 draws node, output end U of the node as the second inverter；From the switching tube VT17's
Emitter, the collector of switching tube VT10, switching tube VT20 the Rendezvous Point of collector draw node, the node is inverse as second
Become the output end V of device；From the emitter of the switching tube VT18, the collector of the collector of switching tube VT12, switching tube VT21
Rendezvous Point draw node, output end W of the node as the second inverter.
For the first inverter, for output terminals A, output level is as shown in Figures 2 to 5.
As shown in Figure 2, switching tube VT1, VT2, VT3, VT4, VT5, VT6, VT7, VT8, VT9, VT10, VT11, VT12,
VT13, VT14, VT15, VT17, VT18, VT20, VT22 end, and switching tube VT16, VT19 conducting, output terminals A point voltage is by opening
Close pipe VT16, switching tube VT19 clampers in power supply cathode (), i.e. output terminals A point voltage output 0V.
As shown in Figure 3, switching tube VT1, VT2, VT3, VT4, VT5, VT6, VT9, VT10, VT11, VT12, VT13, VT14,
VT15, VT17, VT18, VT19, VT20, VT21 end, switching tube VT7, VT8, VT16 conducting, capacitance C22, capacitance C23, capacitance
C24 is to input voltage uinIt is divided, the voltage of each capacitance is uin/ 3, at this point, the voltage of output terminals A is on capacitance C24
Voltage, i.e. output end output voltage are uin/3。
As shown in Figure 4, switching tube VT3, VT4, VT5, VT6, VT7, VT8, VT9, VT10, VT11, VT12, VT13, VT14,
VT15, VT16, VT17, VT18, VT19, VT20, VT21 end, and switching tube VT1, VT2 conducting, capacitance C24, capacitance C23 is through opening
Pipe VT1 is closed, switching tube VT2 is connected with output terminals A, and capacitance C22, capacitance C23, capacitance C24 is to input voltage uinIt is divided, often
The voltage of a capacitance is uin/ 3, at this point, the voltage of output terminals A is capacitance C23, the sum of capacitance C24 voltages, i.e., output terminals A is defeated
It is 2u to go out voltagein/3。
As shown in Figure 5, switching tube VT1, VT2, VT3, VT4, VT5, VT6, VT7, VT8, VT9, VT10, VT11, VT12,
VT14, VT15, VT16, VT17, VT18, VT19, VT20, VT21 end, switching tube VT13 conductings, input voltage uinThrough switching tube
VT13 is connected with output terminals A, i.e., the output voltage of output terminals A is u at this timein。
For output end B, C of the first inverter, operation principle is similar with output terminals A.Wherein, output end B's is each defeated
The relationship gone out between voltage and each switching tube is：
0V：Switching tube VT1, VT2, VT3, VT4, VT5, VT6, VT7, VT8, VT9, VT10, VT11, VT12, VT13,
VT14, VT15, VT16, VT18, VT19, VT21 end, switching tube VT17, VT20 conducting；
uin/3：Switching tube VT1, VT2, VT3, VT4, VT5, VT6, VT7, VT8, VT11, VT12, VT13, VT14, VT15,
VT16, VT18, VT19, VT20, VT21 end, switching tube VT9, VT10, VT17 conducting；
2uin/3：Switching tube VT1, VT2, VT5, VT6, VT7, VT8, VT9, VT10, VT11, VT12, VT13, VT14,
VT15, VT16, VT17, VT18, VT19, VT20, VT21 end, switching tube VT3, VT4 conducting；
uin：Switching tube VT1, VT2, VT3, VT4, VT5, VT6, VT7, VT8, VT9, VT10, VT11, VT12, VT13,
VT15, VT16, VT17, VT18, VT19, VT20, VT21 end, switching tube VT14 conductings.
Relationship between the output voltage of output end C and each switching tube is：
0V：Switching tube VT1, VT2, VT3, VT4, VT5, VT6, VT7, VT8, VT9, VT10, VT11, VT12, VT13,
VT14, VT15, VT16, VT17, VT19, VT20 end, switching tube VT18, VT21 conducting；
uin/3：Switching tube VT1, VT2, VT3, VT4, VT5, VT6, VT7, VT8, VT9, VT10, VT13, VT14, VT15,
VT16, VT17, VT19, VT20, VT21 end, switching tube VT11, VT12, VT18 conducting；
2uin/3：Switching tube VT1, VT2, VT3, VT4, VT7, VT8, VT9, VT10, VT11, VT12, VT13, VT14,
VT15, VT16, VT17, VT18, VT19, VT20, VT21 end, switching tube VT5, VT6 conducting；
uin：Switching tube VT1, VT2, VT3, VT4, VT5, VT6, VT7, VT8, VT9, VT10, VT11, VT12, VT13,
VT14, VT16, VT17, VT18, VT19, VT20, VT21 end, switching tube VT15 conductings.
For the second inverter, for output end U, output level is as shown in Figures 6 to 9.
As shown in Figure 6, switching tube VT1, VT2, VT3, VT4, VT5, VT6, VT7, VT8, VT9, VT10, VT11, VT12,
VT13, VT14, VT15, VT16, VT17, VT18, VT20, VT22 end, and switching tube VT19 conductings, output end U point voltages are by opening
Close pipe VT19 clampers in power supply cathode (), i.e. output end U point voltage outputs 0V.
As shown in Figure 7, switching tube VT1, VT2, VT3, VT4, VT5, VT6, VT9, VT10, VT11, VT12, VT13, VT14,
VT15, VT16, VT17, VT18, VT19, VT20, VT21 end, switching tube VT7, VT8 conducting, capacitance C22, capacitance C23, capacitance
C24 is to input voltage uinIt is divided, the voltage of each capacitance is uin/ 3, at this point, the voltage of output end U is on capacitance C24
Voltage, the i.e. output voltage of output end U are uin/3。
As shown in Figure 8, switching tube VT3, VT4, VT5, VT6, VT7, VT8, VT9, VT10, VT11, VT12, VT13, VT14,
VT15, VT17, VT18, VT19, VT20, VT21 end, and switching tube VT1, VT2, VT16 conducting, capacitance C24, capacitance C23 is through opening
Pipe VT1 is closed, switching tube VT2, switching tube VT16 are connected with output end U, and capacitance C22, capacitance C23, capacitance C24 is to input voltage uin
It is divided, the voltage of each capacitance is uin/ 3, at this point, the voltage of output end U is capacitance C23, the sum of capacitance C24 voltages, i.e.,
The output voltage of output end U is 2uin/3。
As shown in Figure 9, switching tube VT1, VT2, VT3, VT4, VT5, VT6, VT7, VT8, VT9, VT10, VT11, VT12,
VT14, VT15, VT17, VT18, VT19, VT20, VT21 end, switching tube VT13, VT16 conducting, input voltage uinThrough switching tube
VT13, VT16 are connected with output end U, i.e., the output voltage of output end U is u at this timein。
For output end V, W of the second inverter, operation principle is similar with output end U.Wherein, output end V's is each defeated
The relationship gone out between voltage and each switching tube is：
0V：Switching tube VT1, VT2, VT3, VT4, VT5, VT6, VT7, VT8, VT9, VT10, VT11, VT12, VT13,
VT14, VT15, VT16, VT17, VT18, VT19, VT21 end, switching tube VT20 conductings；
uin/3：Switching tube VT1, VT2, VT3, VT4, VT5, VT6, VT7, VT8, VT11, VT12, VT13, VT14, VT15,
VT16, VT17, VT18, VT19, VT20, VT21 end, switching tube VT9, VT10 conducting；
2uin/3：Switching tube VT1, VT2, VT5, VT6, VT7, VT8, VT9, VT10, VT11, VT12, VT13, VT14,
VT15, VT16, VT18, VT19, VT20, VT21 end, switching tube VT3, VT4, VT17 conducting；
uin：Switching tube VT1, VT2, VT3, VT4, VT5, VT6, VT7, VT8, VT9, VT10, VT11, VT12, VT13,
VT15, VT16, VT18, VT19, VT20, VT21 end, switching tube VT14, VT17 conducting.
Relationship between the output voltage of output end W and each switching tube is：
0V：Switching tube VT1, VT2, VT3, VT4, VT5, VT6, VT7, VT8, VT9, VT10, VT11, VT12, VT13,
VT14, VT15, VT16, VT17, VT18, VT19, VT20 end, switching tube VT21 conductings；
uin/3：Switching tube VT1, VT2, VT3, VT4, VT5, VT6, VT7, VT8, VT9, VT10, VT13, VT14, VT15,
VT16, VT17, VT18, VT19, VT20, VT21 end, switching tube VT11, VT12 conducting；
2uin/3：Switching tube VT1, VT2, VT3, VT4, VT7, VT8, VT9, VT10, VT11, VT12, VT13, VT14,
VT15, VT16, VT17, VT19, VT20, VT21 end, switching tube VT5, VT6, VT18 conducting；
uin：Switching tube VT1, VT2, VT3, VT4, VT5, VT6, VT7, VT8, VT9, VT10, VT11, VT12, VT13,
VT14, VT16, VT17, VT19, VT20, VT21 end, switching tube VT15, VT18 conducting.
To sum up, the exportable four kinds of level of first, second inverter of the invention, respectively：0, uin/ 3,2uin/ 3,
uin.The circuit topological structure of the innovation and creation is simple, compared with the existing technology, the total number of switching tube is reduced, to drop
Low whole production cost is low.
The better embodiment of the present invention is illustrated above, but the invention is not limited to the implementation
Example, those skilled in the art can also make various equivalent modifications or be replaced under the premise of without prejudice to spirit of that invention
It changes, these equivalent modifications or replacement are all contained in the application claim limited range.
Claims (2)
1. a kind of double inversions export four level shifter circuits, which is characterized in that including：Switching tube VT1-VT21, capacitance C22,
One end of capacitance C23, capacitance C24, capacitance C22 are connect with the collector of switching tube VT13, VT14, VT15 respectively, capacitance C22's
Other end one end with capacitance C23 respectively, the collector connection of switching tube VT1, VT3, VT5, the emitter of switching tube VT1 with open
Close the emitter connection of pipe VT2, the collector of the switching tube VT2 emitter with switching tube VT13 respectively, the collection of switching tube VT16
Electrode connects, and switching tube VT16 emitters connects with the collector of switching tube VT8, VT19 respectively, the emitter of switching tube VT8 and
The emitter of switching tube VT7 connects, the collector of the switching tube VT7 other end with capacitance C23 respectively, switching tube VT9, VT11's
Collector, one end connection of capacitance C24, the emitter of switching tube VT3 are connect with the emitter of switching tube VT4, switching tube VT4's
Collector respectively distinguish by the emitter with switching tube VT14, the collector connection of switching tube VT17, the emitter of switching tube VT17
It is connect with the collector of switching tube VT10, VT20, the emitter of switching tube VT10 is connect with the emitter of switching tube VT9, switch
The emitter of pipe VT5 is connect with the emitter of switching tube VT6, the collector transmitting with switching tube VT15 respectively of switching tube VT6
Pole, the collector connection of switching tube VT18, the emitter of switching tube VT18 connect with the collector of switching tube VT12, VT21 respectively
It connects, the emitter of switching tube VT12 is connect with the emitter of switching tube VT11, and the emitter of switching tube VT19, VT20, VT21 are equal
It is connect with the other end of capacitance C24.
2. a kind of double inversions according to claim 1 export four level shifter circuits, it is characterised in that：Switching tube VT1-
VT21 and connects diode, wherein the cathode of diode is connect with the collector of switching tube VT1-VT21, the anode of diode with
The emitter of switching tube VT1-VT21 connects.
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| CN201810384119.1A CN108418456B (en) | 2018-04-26 | 2018-04-26 | Control method of double-inversion output four-level converter circuit |
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| CN201810384119.1A CN108418456B (en) | 2018-04-26 | 2018-04-26 | Control method of double-inversion output four-level converter circuit |
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| CN108418456B CN108418456B (en) | 2024-06-18 |
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