CN207184329U - A kind of power converting circuit of plurality of voltages output - Google Patents
A kind of power converting circuit of plurality of voltages output Download PDFInfo
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- CN207184329U CN207184329U CN201720922245.9U CN201720922245U CN207184329U CN 207184329 U CN207184329 U CN 207184329U CN 201720922245 U CN201720922245 U CN 201720922245U CN 207184329 U CN207184329 U CN 207184329U
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Abstract
It the utility model is related to a kind of power converting circuit of plurality of voltages output, including prime isolated supplies translation circuit and rear class non-isolation type power converting circuit, the input of prime isolated supplies translation circuit electrically connects with power input, and the output end of prime isolated supplies translation circuit is directly as circuit output end；Or the output end of prime isolated supplies translation circuit electrically connects with the input of rear class non-isolation type power converting circuit, the output end of rear class non-isolation type power converting circuit is as circuit output end；The insulating power supply that the power converting circuit of plurality of voltages output solves multiple-channel output used in the prior art produces non-isolated power supply output end, the problem of interference easily being produced using this circuit, that is, circuit arrangement provided by the utility model only produces isolated supplies output end, with more preferable security, and the selection of power output end more diversity, can be according to the output end for being actually needed design power circuit.
Description
Technical field
The utility model belongs to Power Electronic Circuit technical field, and in particular to a kind of power conversion of plurality of voltages output
Circuit.
Background technology
The multiple independent isolated supplies translation circuit compositions of multiple power supplies generally use at present.Realized using the above method
Although multiple power supplies realized in technology it is relatively simple, because the isolated supplies translation circuit of every road independence is true
It is fixed, it is dumb so as to the structure change of multiple power supplies, simultaneously because having in the isolated supplies translation circuit of every road independence
There is a transformer, so as to cause to use the big multiple power supplies volume of above method realization, quality weight, cost high.
The patent application of Patent No. 2015205837455 discloses a kind of insulating power supply of multiple-channel output, including voltage
Input module, non-isolated output module, non-isolated output interface, the output end of voltage input module and non-isolated output module
Input connects, and the output end of non-isolated output module is connected with the input of non-isolated output interface, set up isolating transformer,
Isolation and amplifier unit, isolation and amplifier unit include isolation and amplifier module and isolation and amplifier interface, described non-isolated output module
Output end be also associated with the input of isolating transformer, the output end of isolating transformer connects with the input of isolation and amplifier module
Connect, the output end of isolation and amplifier module is connected with the input of isolation and amplifier interface；The utility model is realized insulating power supply
The purpose to same power module that output and non-isolated power supply output integrate, improves the diversity of power supply output, reduces
Required power type is produced, reduces purchase cost.
But the insulating power supply of the multiple-channel output, non-isolated power supply output end is generated, in actual applications anti-interference
Difference, easily produce interference.
The content of the invention
The purpose of this utility model is to provide a kind of power converting circuit of the more preferable plurality of voltages output of isolation.
Therefore, the utility model provides a kind of power converting circuit of plurality of voltages output, including prime isolated form electricity
Source translation circuit and rear class non-isolation type power converting circuit, the input and power supply of the prime isolated supplies translation circuit
Input electrically connects, and the output end of the prime isolated supplies translation circuit is directly as circuit output end；Or it is described before
The output end of level isolated supplies translation circuit electrically connects with the input of rear class non-isolation type power converting circuit, the rear class
The output end of non-isolation type power converting circuit is as circuit output end.
The prime isolated supplies translation circuit is provided with multichannel.
The rear class non-isolation type power converting circuit is provided with multichannel.
The rear class non-isolation type power converting circuit includes voltage stabilizing integration module, input, output end, the voltage stabilizing collection
Into module pin 7 sequentially electrically connected with first resistor 5, the first inductance 1 after, then electrically connect with input, the first electric capacity 2 concatenates
Between input and the pin 4 of voltage stabilizing integration module, the first resistor 5, junction and the second electric capacity 3 of the first inductance 1
One end electrical connection, the other end of the second electric capacity 3 electrically connects with the pin 4 of voltage stabilizing integration module, and the 3rd electric capacity 4 is serially connected with voltage stabilizing
Between the pin 8 of integration module and the pin 4 of voltage stabilizing integration module, gone here and there between the pin 1 and pin 3 of the voltage stabilizing integration module
The 4th electric capacity 6 is connected to, the pin 3 of voltage stabilizing integration module is electrically connected by the second inductance 7 with output end, and voltage stabilizing integration module draws
Pin 5 is electrically connected by the 4th resistance 13 with output end, and the pin 5 of voltage stabilizing integration module also passes through the 7th electric capacity 12 and output end electricity
Connection, one end of the 5th electric capacity 8 electrically connect with the pin 6 of voltage stabilizing integration module, the other end of the 5th electric capacity 8 and the second electricity
Being electrically connected after the concatenation of resistance 9 with earth terminal, the 6th electric capacity 10 is serially connected between the pin 6 of voltage stabilizing integration module and earth terminal, and the 3rd
Resistance 9 is serially connected between the pin 5 of voltage stabilizing integration module and earth terminal, the 8th electric capacity 14 be serially connected with output end and earth terminal it
Between, the 9th electric capacity 15 is serially connected between output end and earth terminal.
The model MP2307 of the voltage stabilizing integration module.
The core IC chip of the prime isolated supplies translation circuit is LM5026, and prime isolated form is electric
The output voltage of source translation circuit is 23V.
The beneficial effects of the utility model：The power converting circuit solution of this plurality of voltages output provided by the utility model
Determined multiple-channel output used in the prior art insulating power supply produce non-isolated power supply output end, it is easy using this circuit
The problem of producing interference, that is to say, that circuit arrangement provided by the utility model only produces isolated supplies output end, has more
Good security, and the selection of power output end more diversity, can be according to the output for being actually needed design power circuit
End.
The utility model is described in further details below with reference to accompanying drawing.
Brief description of the drawings
Fig. 1 is the first connection plan schematic diagram of the power converting circuit of plurality of voltages output.
Fig. 2 is the second connection plan schematic diagram of the power converting circuit of plurality of voltages output.
Fig. 3 is the 3rd connection plan schematic diagram of the power converting circuit of plurality of voltages output.
Fig. 4 is the 4th connection plan schematic diagram of the power converting circuit of plurality of voltages output..
Fig. 5 is rear class non-isolation type power converting circuit schematic diagram.
Fig. 6 is the circuit diagram that the output of rear class non-isolation type power converting circuit is 5V voltages.
Fig. 7 is the circuit diagram that the output of rear class non-isolation type power converting circuit is 6V voltages.
Fig. 8 is the circuit diagram that the output of rear class non-isolation type power converting circuit is 12V voltages.
Fig. 9 is circuit diagram of the rear class non-isolation type power converting circuit output for -5V voltages.
Figure 10 is level isolated supplies translation circuit schematic diagram.
Embodiment
For the technological means and effect that the utility model is reached predetermined purpose and taken is expanded on further, below in conjunction with accompanying drawing
And embodiment describes in detail as follows to specific embodiment of the present utility model, architectural feature and its effect.
Embodiment 1
In order to provide a kind of power converting circuit of the more preferable plurality of voltages output of isolation, solution is adopted in the prior art
The insulating power supply of multiple-channel output produces non-isolated power supply output end, the problem of easily producing interference using this circuit, this
Embodiment provides a kind of power converting circuit of plurality of voltages output as shown in Figure 1 and Figure 2, including prime isolated supplies
Translation circuit and rear class non-isolation type power converting circuit, the input and power supply of the prime isolated supplies translation circuit are defeated
Enter end electrical connection, the output end of the prime isolated supplies translation circuit is directly as circuit output end；Or the prime
The output end of isolated supplies translation circuit electrically connects with the input of rear class non-isolation type power converting circuit, and the rear class is non-
The output end of isolated supplies translation circuit is as circuit output end.
The power converting circuit of plurality of voltages output solves the isolation electricity of multiple-channel output used in the prior art
Source produces non-isolated power supply output end, the problem of easily producing interference using this circuit, that is to say, that the utility model provides
Circuit arrangement only produce isolated supplies output end, there is more preferable security, and the selection of power output end is more more
Sample, can be according to the output end for being actually needed design power circuit.
Embodiment 2
On the basis of above-described embodiment 1, prime isolated supplies translation circuit is provided with multichannel；Rear class non-isolation type electricity
Source translation circuit is provided with multichannel.
As shown in figure 1, plurality of voltages output power converting circuit, including 1 tunnel isolated supplies translation circuit and 4 tunnels it is non-
Isolated supplies translation circuit, wherein prime isolated supplies translation circuit are only as the road non-isolation type power conversion electricity of rear class 4
The busbar voltage on road.
As shown in Fig. 2 plurality of voltages output power converting circuit, including 1 tunnel isolated supplies translation circuit and 4 tunnels it is non-
Isolated supplies translation circuit, wherein prime isolated supplies translation circuit serve not only as the road non-isolation type power conversion of rear class 4
The busbar voltage of circuit, while 1 tunnel voltage output is also externally provided.
As shown in figure 3, using 2 prime isolated supplies translation circuits, and each prime isolated supplies translation circuit
With reference to 2 road non-isolation type power converting circuits, it is able to provide 4 tunnel voltage outputs.
As shown in figure 4, using 2 prime isolated supplies translation circuits, wherein 1 prime isolated supplies translation circuit
Serve not only as the busbar voltage of the road non-isolation type power converting circuit of rear class 2, while 1 tunnel voltage output is also externally provided, in addition 1
Busbar voltage of the individual prime isolated supplies translation circuit only as the road non-isolation type power converting circuit of rear class 2, wherein 1 tunnel is non-
The isolated supplies translation circuit busbar voltage as next stage non-isolation type power converting circuit again, while also externally carry again
For 1 tunnel voltage output, it is able to provide 6 tunnel voltage outputs by this way.
Embodiment 3
As shown in figure 5, above-mentioned rear class non-isolation type power converting circuit includes voltage stabilizing integration module, and input, output end,
After the pin 7 of the voltage stabilizing integration module sequentially electrically connects with first resistor 5, the first inductance 1, then electrically connect with input,
One electric capacity 2 is serially connected between input and the pin 4 of voltage stabilizing integration module, the first resistor 5, the junction of the first inductance 1
Electrically connected with one end of the second electric capacity 3, the other end of the second electric capacity 3 electrically connects with the pin 4 of voltage stabilizing integration module, the 3rd electric capacity
4 are serially connected between the pin 8 of voltage stabilizing integration module and the pin 4 of voltage stabilizing integration module, the pin 1 of the voltage stabilizing integration module with
The 4th electric capacity 6 is serially connected between pin 3, the pin 3 of voltage stabilizing integration module is electrically connected by the second inductance 7 with output end, voltage stabilizing
The pin 5 of integration module is electrically connected by the 4th resistance 13 with output end, and the pin 5 of voltage stabilizing integration module also passes through the 7th electric capacity
12 electrically connect with output end, and one end of the 5th electric capacity 8 electrically connects with the pin 6 of voltage stabilizing integration module, the 5th electric capacity 8 it is another
One end electrically connects after being concatenated with second resistance 9 with earth terminal, and the 6th electric capacity 10 is serially connected with pin 6 and the ground connection of voltage stabilizing integration module
Between end, 3rd resistor 9 is serially connected between the pin 5 of voltage stabilizing integration module and earth terminal, and the 8th electric capacity 14 is serially connected with output end
Between earth terminal, the 9th electric capacity 15 is serially connected between output end and earth terminal.Finally it should be noted that the voltage stabilizing integrates
The model MP2307 of module.
On the basis of the power converting circuit of rear class non-isolation type shown in Fig. 5, can according to be actually needed it is non-to rear class every
The output voltage of release power converting circuit is adjusted, as shown in fig. 6, being that the output of rear class non-isolation type power converting circuit is
The circuit diagram of 5V voltages；It is the circuit signal that the output of rear class non-isolation type power converting circuit is 6V voltages shown in Fig. 7
Figure；It is the circuit diagram that the output of rear class non-isolation type power converting circuit is 12V voltages shown in Fig. 8；Fig. 9 show rear class
The output of non-isolation type power converting circuit is the circuit diagram of -5V voltages；Those skilled in the art can be according to practical application
Selection carried out to circuit built.
Also it is exactly that Figure 10 show prime isolated supplies translation circuit, shown prime isolation in the above-described embodiments
Type power converting circuit is shown in Figure 10, and building for its circuit can be carried out according to the circuit diagram shown in figure 10 above, this implementation
Example is not described in detail the annexation of circuit；The core IC chip of the prime isolated supplies translation circuit is
LM5026, and the output voltage of prime isolated supplies translation circuit is 23V.
Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that specific implementation of the present utility model is confined to these explanations.For the ordinary skill of the utility model art
For personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should all be regarded
To belong to the scope of protection of the utility model.
Claims (6)
- A kind of 1. power converting circuit of plurality of voltages output, it is characterised in that：Including prime isolated supplies translation circuit and Rear class non-isolation type power converting circuit, the input of the prime isolated supplies translation circuit are electrically connected with power input Connect, the output end of the prime isolated supplies translation circuit is directly as circuit output end；Or the prime isolated form electricity The output end of source translation circuit electrically connects with the input of rear class non-isolation type power converting circuit, the rear class non-isolation type electricity The output end of source translation circuit is as circuit output end.
- 2. the power converting circuit of plurality of voltages output as claimed in claim 1, it is characterised in that：The prime isolated form electricity Source translation circuit is provided with multichannel.
- 3. the power converting circuit of plurality of voltages output as claimed in claim 1, it is characterised in that：The rear class non-isolation type Power converting circuit is provided with multichannel.
- 4. the power converting circuit of plurality of voltages output as claimed in claim 1, it is characterised in that：The rear class non-isolation type Power converting circuit includes voltage stabilizing integration module, input, output end, and the pin 7 of the voltage stabilizing integration module is sequentially with first After resistance 5, the electrical connection of the first inductance 1, then electrically connect with input, the first electric capacity 2 is serially connected with input and voltage stabilizing integration module Pin 4 between, the first resistor 5, the junction of the first inductance 1 electrically connect with one end of the second electric capacity 3, the second electric capacity 3 The other end electrically connected with the pin 4 of voltage stabilizing integration module, the 3rd electric capacity 4 is serially connected with pin 8 and the voltage stabilizing of voltage stabilizing integration module Between the pin 4 of integration module, the 4th electric capacity 6, voltage stabilizing collection are serially connected between the pin 1 and pin 3 of the voltage stabilizing integration module Pin 3 into module is electrically connected by the second inductance 7 with output end, the pin 5 of voltage stabilizing integration module by the 4th resistance 13 with Output end is electrically connected, and the pin 5 of voltage stabilizing integration module is also electrically connected by the 7th electric capacity 12 with output end, voltage stabilizing integration module Pin 6 electrically connects with the one end of the 5th electric capacity 8, and the other end of the 5th electric capacity 8 electrically connects after being concatenated with second resistance 9 with earth terminal, 6th electric capacity 10 is serially connected between the pin 6 of voltage stabilizing integration module and earth terminal, and 3rd resistor 9 is serially connected with voltage stabilizing integration module Between pin 5 and earth terminal, the 8th electric capacity 14 is serially connected between output end and earth terminal, the 9th electric capacity 15 be serially connected with output end with Between earth terminal.
- 5. the power converting circuit of plurality of voltages output as claimed in claim 4, it is characterised in that：The voltage stabilizing integration module Model MP2307.
- 6. the power converting circuit of plurality of voltages output as claimed in claim 1, it is characterised in that：The prime isolated form electricity The core IC chip of source translation circuit is LM5026, and the output voltage of prime isolated supplies translation circuit is 23V。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720922245.9U CN207184329U (en) | 2017-07-27 | 2017-07-27 | A kind of power converting circuit of plurality of voltages output |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720922245.9U CN207184329U (en) | 2017-07-27 | 2017-07-27 | A kind of power converting circuit of plurality of voltages output |
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| CN207184329U true CN207184329U (en) | 2018-04-03 |
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| CN201720922245.9U Active CN207184329U (en) | 2017-07-27 | 2017-07-27 | A kind of power converting circuit of plurality of voltages output |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111478556A (en) * | 2020-04-27 | 2020-07-31 | 武汉海达数云技术有限公司 | Power supply system |
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2017
- 2017-07-27 CN CN201720922245.9U patent/CN207184329U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111478556A (en) * | 2020-04-27 | 2020-07-31 | 武汉海达数云技术有限公司 | Power supply system |
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