CN208255783U - A kind of power supply unit and controller of controller - Google Patents
A kind of power supply unit and controller of controller Download PDFInfo
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- CN208255783U CN208255783U CN201820821161.0U CN201820821161U CN208255783U CN 208255783 U CN208255783 U CN 208255783U CN 201820821161 U CN201820821161 U CN 201820821161U CN 208255783 U CN208255783 U CN 208255783U
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- power supply
- controller
- output port
- reducing transformer
- supply branch
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Abstract
The utility model provides the power supply unit and controller of a kind of controller, wherein, power supply unit includes input port, the first power supply output port and the second power supply output port, the first power supply branch road string where first power supply output port is equipped with the first reducing transformer, the second power supply branch road string where second power supply output port is equipped with the second reducing transformer, enabled the second power supply of the connection branch of the first power supply output port.First voltage of corresponding size is exported to controller after first power supply branch starting, controller is set first to work one end time by first voltage, then the first power supply branch is enabled wakes up the second power supply branch, second power supply Zhi Luxiang controller exports second voltage of corresponding size, meet requirement of the controller to electric sequence, it avoids and director demon occurs and can not download or the phenomenon that controller chip is burnt, improve the working efficiency of controller.
Description
Technical field
The utility model belongs to safe power supply technical field, the in particular to power supply unit and controller of a kind of controller.
Background technique
Controller needs to configure biggish peak point current during power on configuration, for FPGA, if several FPGA are adopted
With unified power supply power supply, and several FPGA at the same time in carry out power on configuration, then need monolithic FPGA configuration several times
Electric current, if the electric current or undertension of power supply output, there are some or all of FPGA configuration failure, frequently with
Solution is using powerful power supply, and required power consumption is smaller after configuration successful, serious waste of resources.In order to
It solves the above problems, Publication No. " CN107967041A ", in entitled " a kind of power on configuration control method of more FPGA "
State's patent proposes a kind of scheme for solving drawbacks described above, and the program reduces DC/DC by the way that each FPGA load time is staggered
The size for exporting total current, realizes the reasonable disposition that more FPGA are powered on, but the scheme of the patent does not consider the power supply of FPGA
Safety problem, since FPGA internal structure is more complicated, pin type is relatively more, therefore, in the circuit design of FPGA, FPGA
Chip has certain requirement to the electric sequence of power supply, otherwise will appear that program can not normally not downloaded or chip is burnt
It is generally all more expensive to cut fpga chip for situation, once damage will lose higher cost；When FPGA welds completion for the first time,
It often can be because of there is the phenomenon that unqualified device or solder shorts, if using external power supply power supply to continue directly to for FPGA control
Device power supply processed, it will FPGA is caused to burn or damage.
Utility model content
The purpose of this utility model is to provide a kind of power supply unit of controller and controllers, for solving the prior art
In do not consider the problems of that the power supply order of controller causes controller to damage.
To achieve the above object, the utility model provides a kind of power supply unit of controller, and power supply unit includes input
Port, the first power supply output port and the second power supply output port, the first power supply output port and the second power supply output end
Mouth is used to controller for being electrically connected, and the first power supply branch road string where the first power supply output port is equipped with the first drop
One end of depressor, first reducing transformer is connect with the input port, the other end of first reducing transformer and described first
Output port of powering connects, and the second power supply branch road string where the second power supply output port is equipped with the second reducing transformer, institute
The one end for stating the second reducing transformer is connect with the input port, and the other end of second reducing transformer is with described second for electricity output
Port connection, the enabled connection of the first power supply output port the second power supply branch.
Can be voltage stabilization in certain range in order to meet, first reducing transformer is with the first Voltage stabilizing module
Reducing transformer, second reducing transformer are the reducing transformer with the second Voltage stabilizing module.
It is short-circuit in order to solve the device failure for working as controller or generation, so that controller chip or circuit board is burnt or is damaged,
First power supply branch road string is equipped with the first protective module, and the second power supply branch road string is equipped with the second protective module.
In order to remove the harmonic wave in supply voltage, the first power supply branch road also string is equipped with the first LC filter circuit, institute
It states the second power supply branch road also string and is equipped with the 2nd LC filter circuit.
Further, first protective module is the first fuse, and second protective module is the second fuse.
In order to meet the voltage requirements of controller disparate modules, the power supply unit further includes connecting with the input port
Third power branch, the third power supply output port of third power supply branch with controller for connect, the third power supply
Successively string is equipped with third reducing transformer and the 3rd LC filter circuit for road, and one end of the third reducing transformer and the input port connect
It connects, and one end that third reducing transformer is connect with the input port is also used to connect with controller.
In order to meet the voltage requirements of controller disparate modules, the power supply unit further includes connecting with the input port
The 4th power supply branch, the 4th power supply output port of the 4th power supply branch with controller for connect, the 4th confession
Successively string is equipped with the 4th reducing transformer, the 4th filter circuit and the 4th fuse for electric branch road.
Further, the voltage of the first power supply output port output is 3.3V, and the second power supply output port is defeated
Voltage out is 1.2V.
The utility model additionally provides a kind of controller, including processing module and power supply unit, and the power supply unit includes
Input port, the first power supply output port and the second power supply output port, the first power supply output port and the second power supply are defeated
Exit port is used to controller for being electrically connected, and the first power supply branch road string where the first power supply output port is equipped with the
One end of one reducing transformer, first reducing transformer is connect with the input port, the other end of first reducing transformer with it is described
First power supply output port connection, the second power supply branch road string where the second power supply output port are equipped with the second decompression
One end of device, second reducing transformer is connect with the input port, and the other end of second reducing transformer and described second supplies
The connection of electricity output port, the enabled connection of the first power supply output port the second power supply branch.
Can be voltage stabilization in certain range in order to meet, first reducing transformer is with the first Voltage stabilizing module
Reducing transformer, second reducing transformer are the reducing transformer with the second Voltage stabilizing module.
It is short-circuit in order to solve the device failure for working as controller or generation, so that controller chip or circuit board is burnt or is damaged,
First power supply branch road string is equipped with the first protective module, and the second power supply branch road string is equipped with the second protective module.
In order to remove the harmonic wave in supply voltage, the first power supply branch road also string is equipped with the first LC filter circuit, institute
It states the second power supply branch road also string and is equipped with the 2nd LC filter circuit.
Further, first protective module is the first fuse, and second protective module is the second fuse.
In order to meet the voltage requirements of controller disparate modules, the controller further includes outputting circuit for relay, described
Power supply unit further includes the third power supply branch connecting with the input port, the third power supply output port of third power supply branch
For connecting with controller, third power supply branch road also string is equipped with third reducing transformer and the 3rd LC filter circuit, and described the
One end of three reducing transformers is connect with the input port, and one end for being connect with the input port of third reducing transformer also with control
The processing module of device connects.
In order to meet the voltage requirements of controller disparate modules, the controller further includes pwm signal output circuit, AD letter
Number processing circuit and AD sample circuit, the power supply unit further include the 4th power supply branch connecting with the input port, institute
The 4th power supply output port and the pwm signal output circuit, AD signal processing circuit and AD for stating the 4th power supply branch sample
Circuit connection, the 4th power supply branch road also string are equipped with the 4th reducing transformer, the 4th filter circuit and the 4th fuse.
Further, the voltage of the first power supply output port output is 3.3V, and the second power supply output port is defeated
Voltage out is 1.2V.
Further, the controller is FPGA.
The beneficial effects of the utility model are:
The utility model is that the power supply unit input port of controller power supply, the first power supply output port and the second power supply are defeated
Exit port, the first power supply output port and the second power supply output port are used to controller for being electrically connected, and first for electricity output
The first power supply branch road string where port is equipped with the first reducing transformer, and one end of the first reducing transformer is connect with input port, and first
The other end of reducing transformer is connect with the first power supply output port, and the second power supply branch road string where the second power supply output port is set
There is the second reducing transformer, one end of the second reducing transformer is connect with input port, and the other end of the second reducing transformer and second is for electricity output
Port connection, enabled the second power supply of the connection branch of the first power supply output port.It is exported after first power supply branch starting to controller
First voltage of corresponding size makes controller first work one end time by first voltage, and then the first power supply branch is enabled calls out
Awake second power supply branch, the second power supply Zhi Luxiang controller export second voltage of corresponding size, keep controller electric by second
Pressure proceeds with one's work, and meets requirement of the controller to electric sequence, avoids and director demon occurs and can not download or controller
The phenomenon that chip is burnt improves the working efficiency of controller.
Detailed description of the invention
Fig. 1 is the structural block diagram of the power supply unit of the controller of the utility model.
Specific embodiment
Specific embodiment of the present utility model is further described with reference to the accompanying drawing:
The utility model provides a kind of controller, including control processing module and power supply unit, power supply unit include
Input port, the first power supply output port and the second power supply output port, the first power supply output port and the second power supply output end
Mouth is used to controller for being electrically connected, and the first power supply branch road string where the first power supply output port is equipped with the first decompression
One end of device, the first reducing transformer is connect with input port, and the other end of the first reducing transformer is connect with the first power supply output port, the
The second power supply branch road string where two power supply output ports is equipped with the second reducing transformer, one end of the second reducing transformer and input port
Connection, the other end of the second reducing transformer are connect with the second power supply output port, and the enabled connection second of the first power supply output port supplies
Electric branch.
First reducing transformer of the present embodiment is the reducing transformer with the first Voltage stabilizing module, and the second reducing transformer is steady with second
The reducing transformer of die block.
On the basis of above structure, the first power supply branch road string is equipped with the first protective module, and the second power supply branch road is gone here and there
Equipped with the second protective module.
Further, the first power supply branch road also string is equipped with the first LC filter circuit, and the second power supply branch road also string is equipped with
2nd LC filter circuit.
First protective device of the present embodiment is the first fuse, and the second protective device is the second fuse, as other
Other devices or equipment with defencive function can also be used in embodiment.
Due to containing a lot of other modules inside controller, in order to meet the power demands of other modules, this implementation
The controller of example further includes the third power supply connecting with input port other than including the first power supply branch and the second power supply branch
Branch, for the third power supply output port of third power supply branch for connect with controller, third powers branch road also string equipped with the
Three reducing transformers and the 3rd LC filter circuit, one end of third reducing transformer are connect with input port, and third reducing transformer and input terminal
One end of mouth connection is also connect with the processing module of controller.
Further, controller further include connect with input port the 4th power supply branch, the 4th power supply branch the 4th
Power supply output port is connect with pwm signal output circuit, AD signal processing circuit and AD sample circuit, and the 4th power supply branch road is also
String is equipped with the 4th reducing transformer, the 4th filter circuit and the 4th fuse.Wherein, the voltage of the first power supply output port output is
3.3V, the voltage of the second power supply output port output are 1.2V, and the voltage of third power supply output port output is 12V, and the 4th supplies
The voltage of electricity output port output is 5V.
The present embodiment illustrates that FPGA includes outputting circuit for relay, FPGA central processing unit, PWM letter by taking FPGA as an example
Number output circuit, AD signal processing circuit and AD sample circuit, it is specific as shown in Figure 1, entire power supply circuit includes the switch of 15V
Power supply and four power supply branches, the first power supply branch include the first reducing transformer being sequentially connected in series, the first LC filter circuit, the first guarantor
Dangerous silk, 3.3V power supply output port, one end of the first reducing transformer is connect with the input port of 15V Switching Power Supply；Second power supply branch
Road includes the second reducing transformer being sequentially connected in series, the 2nd LC filter circuit, the second fuse, 1.2V power supply output port, the second drop
One end of depressor is connect with the input port of 15V Switching Power Supply, and 3.3V powers, and output port is enabled to connect the one of the second reducing transformer
End, only after the first power supply branch starting, the second power supply branch could start；Third power supply branch includes the be sequentially connected in series
Three reducing transformers, the 3rd LC filter circuit, 12V power supply output port, the central processing unit (corresponding above-mentioned processing module) of FPGA
It controls and connects with one end of third reducing transformer, and one end of the third reducing transformer is connect with the input port of 15V Switching Power Supply；The
Four power supply branches include the 4th reducing transformer being sequentially connected in series, the 4th LC filter circuit, the 4th fuse, 5V power supply output port.
Wherein, FPGA central processor core is typically all the power supply for needing 3.3V and the power supply of 1.2V, and requires 3.3V
It first powers, powers after 1.2V, the present embodiment first passes through the 15V input signal of 15V Switching Power Supply as the enabled of the first reducing transformer
Signal, i.e. 15V Switching Power Supply one power on, and the first reducing transformer begins to work, and the output of the first reducing transformer is through the first LC filtered electrical
It is connect again with the first fuse after the processing of road, finally output is 3.3V power supply needed for fpga chip；Then, 3.3V powers
The 3.3V of output port output is used as the enable signal of the second reducing transformer again, i.e. 3.3V power supply branch completes the second drop after conversion
Depressor is just started to work, and the output of the second reducing transformer is connect with the second fuse again after the processing of the 2nd LC filter circuit, finally
Output is 1.2V power supply needed for fpga chip.If 3.3V or 1.2V or 5V power supply circuit are due to device failure or short
Road, corresponding fuse will disconnect rapidly, stop applications circuit and provide power supply, can be to avoid fpga chip or circuit
Plate burns or damages.
Wherein, 12V power supply branch is usually to power to outputting circuit for relay, passes through the control of FPGA central processing element
Enable signal of the signal processed as third reducing transformer, only after FPGA controller provides control signal, third reducing transformer is just opened
Beginning work, power supply needed for the output of third reducing transformer exports required outputting circuit for relay after the 3rd LC filter circuit.
Wherein, 5V powers branch member usually to pwm signal output circuit, AD signal processing circuit, AD signal sampling electricity
Road, storage telecommunication circuit power supply, the enable signal by the 15V input signal of 15V Switching Power Supply as the 4th reducing transformer, i.e.,
15V Switching Power Supply one powers on, and the 4th reducing transformer begins to work, and the output of the 4th reducing transformer is after the processing of the 4th LC filter circuit
It is connect again with the 4th fuse, finally output is 5V power supply needed for each application circuit.
First voltage of corresponding size is exported to controller after the first power supply branch starting of the utility model, makes controller
It first works by first voltage one end time, then the first power supply branch is enabled wakes up the second power supply branch, the second power supply branch
Second voltage of corresponding size is exported to controller, so that controller is proceeded with one's work by second voltage, meets controller to upper
The requirement of electric sequence avoids and director demon occurs and can not download or the phenomenon that controller chip is burnt, improve controller
Working efficiency.And when the wafer damage of controller or generation short circuit, the first protective device and the second protective device are acted,
The first power supply branch and the second power supply branch are disconnected, controller is avoided and is burned out or damages, ensure that controller can be just
Often work.
Specific embodiment is presented above, but the utility model is not limited to embodiment described above.This
The basic ideas of utility model are above-mentioned basic scheme, for those of ordinary skill in the art, according to the present utility model
Introduction, the model, formula, parameter for designing various modifications do not need to spend creative work.The utility model is not being departed from
Principle and spirit in the case where the guarantor of the utility model is still fallen within to variation, modification, replacement and the deformation that embodiment carries out
It protects in range.
Claims (17)
1. a kind of power supply unit of controller, which is characterized in that the power supply unit includes input port, the first power supply output end
Mouth and the second power supply output port, the first power supply output port and the second power supply output port are used to and controller power supply
Connection, the first power supply branch road string where the first power supply output port are equipped with the first reducing transformer, first reducing transformer
One end connect with the input port, the other end of first reducing transformer with it is described first power supply output port connect；Institute
State the second power supply branch road string where the second power supply output port and be equipped with the second reducing transformer, one end of second reducing transformer with
The input port connection, the other end of second reducing transformer are connect with the second power supply output port, and described first supplies
The enabled connection in electricity output port the second power supply branch.
2. the power supply unit of controller according to claim 1, which is characterized in that first reducing transformer is with first
The reducing transformer of Voltage stabilizing module, second reducing transformer are the reducing transformer with the second Voltage stabilizing module.
3. the power supply unit of controller according to claim 2, which is characterized in that the first power supply branch road string is equipped with
First protective module, the second power supply branch road string are equipped with the second protective module.
4. the power supply unit of controller according to claim 3, which is characterized in that the first power supply branch road also string is set
There is the first LC filter circuit, the second power supply branch road also string is equipped with the 2nd LC filter circuit.
5. the power supply unit of controller according to claim 3, which is characterized in that first protective module is the first guarantor
Dangerous silk, second protective module are the second fuse.
6. the power supply unit of controller according to claim 4, which is characterized in that the power supply unit further include with it is described
The third power supply branch of input port connection, the third power supply output port of third power supply branch with controller for connecting, institute
Stating third power supply branch road, successively string is equipped with third reducing transformer and the 3rd LC filter circuit, one end of the third reducing transformer and institute
Input port connection is stated, and one end that third reducing transformer is connect with the input port is also used to connect with controller.
7. the power supply unit of controller according to claim 6, which is characterized in that the power supply unit further include with it is described
4th power supply output port of the 4th power supply branch of input port connection, the 4th power supply branch is used to connect with controller
It connects, successively string is equipped with the 4th reducing transformer, the 4th filter circuit and the 4th fuse for the 4th power supply branch road.
8. the power supply unit of controller according to claim 1, which is characterized in that the first power supply output port output
Voltage be 3.3V, it is described second power supply output port output voltage be 1.2V.
9. a kind of controller, which is characterized in that including processing module and power supply unit, the power supply unit include input port,
First power supply output port and second power supply output port, it is described first power supply output port and second power supply output port with
For controller for electrical connection, the first power supply branch road string where the first power supply output port is equipped with the first reducing transformer, described
One end of first reducing transformer is connect with the input port, the other end of first reducing transformer and the first power supply output end
Mouth connection, the second power supply branch road where the second power supply output port, which is gone here and there, is equipped with the second reducing transformer, second decompression
One end of device is connect with the input port, and the other end of second reducing transformer is connect with the second power supply output port,
The enabled connection of first power supply output port the second power supply branch.
10. controller according to claim 9, which is characterized in that first reducing transformer is with the first Voltage stabilizing module
Reducing transformer, second reducing transformer be the reducing transformer with the second Voltage stabilizing module.
11. controller according to claim 10, which is characterized in that the first power supply branch road string is equipped with the first protection
Module, the second power supply branch road string are equipped with the second protective module.
12. controller according to claim 11, which is characterized in that the first power supply branch road also string is equipped with the first LC
Filter circuit, the second power supply branch road also string are equipped with the 2nd LC filter circuit.
13. controller according to claim 11, which is characterized in that first protective module is the first fuse, institute
Stating the second protective module is the second fuse.
14. controller according to claim 12, which is characterized in that the controller further includes outputting circuit for relay,
The power supply unit further includes the third power supply branch connecting with the input port, and the third of third power supply branch is for electricity output
Port is connect with controller, and third power supply branch road also string is equipped with third reducing transformer and the 3rd LC filter circuit, and described the
One end of three reducing transformers is connect with the input port, and one end for being connect with the input port of third reducing transformer also with control
The processing module of device connects.
15. controller according to claim 14, which is characterized in that the controller further include pwm signal output circuit,
AD signal processing circuit and AD sample circuit, the power supply unit further include the 4th power supply branch connecting with the input port
Road, the 4th power supply output port and the pwm signal output circuit, AD signal processing circuit and AD of the 4th power supply branch
Sample circuit connection, the 4th power supply branch road also string are equipped with the 4th reducing transformer, the 4th filter circuit and the 4th fuse.
16. controller according to claim 9, which is characterized in that it is described first power supply output port output voltage be
The voltage of 3.3V, the second power supply output port output are 1.2V.
17. controller according to claim 9, which is characterized in that the processing module of the controller is FPGA.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820821161.0U CN208255783U (en) | 2018-05-29 | 2018-05-29 | A kind of power supply unit and controller of controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820821161.0U CN208255783U (en) | 2018-05-29 | 2018-05-29 | A kind of power supply unit and controller of controller |
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| Publication Number | Publication Date |
|---|---|
| CN208255783U true CN208255783U (en) | 2018-12-18 |
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ID=64652749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201820821161.0U Active CN208255783U (en) | 2018-05-29 | 2018-05-29 | A kind of power supply unit and controller of controller |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108536249A (en) * | 2018-05-29 | 2018-09-14 | 河南森源电气股份有限公司 | Controller for electric installation and controller |
| CN110687472A (en) * | 2019-11-08 | 2020-01-14 | 腾讯科技（深圳）有限公司 | Power supply monitoring device, electronic equipment, power supply monitoring method and storage medium |
-
2018
- 2018-05-29 CN CN201820821161.0U patent/CN208255783U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108536249A (en) * | 2018-05-29 | 2018-09-14 | 河南森源电气股份有限公司 | Controller for electric installation and controller |
| CN110687472A (en) * | 2019-11-08 | 2020-01-14 | 腾讯科技（深圳）有限公司 | Power supply monitoring device, electronic equipment, power supply monitoring method and storage medium |
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