CN208141332U - A kind of accurate efficient power of server - Google Patents
A kind of accurate efficient power of server Download PDFInfo
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- CN208141332U CN208141332U CN201820835465.2U CN201820835465U CN208141332U CN 208141332 U CN208141332 U CN 208141332U CN 201820835465 U CN201820835465 U CN 201820835465U CN 208141332 U CN208141332 U CN 208141332U
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Abstract
The utility model discloses a kind of accurate efficient powers of server, including input voltage VIN, output voltage VO UT, resistance R1-R9, R11-R13, R16-R24, capacitor C1-C10, C12-C21, C23-C26, diode D1-D2, triode Q2-Q3 and integrated circuit U 2-U4；The input voltage VIN is connect with the first end of the first end of described capacitor C12-C15, C25-C26, the second end of the capacitor C21, the first end of the resistance R12, the second end of the resistance R19, the collector of the triode Q2, the integrated circuit U3 primary coil respectively；The equal analogue ground of second end of described capacitor C12-C15, C25-C26；The transmission function for the isolated amplifier that the utility model uses is linear, and when across isolated gate transmission feedback signal, imbalance and gain error are minimum, accuracy with higher；Used component is less, has the isolated power supply application that high-efficient, size is small, suitable for the generation of higher DC input voitage compared with low output voltage.
Description
Technical field
The utility model relates to arrive technical field of direct current power more particularly to a kind of accurate efficient power of server.
Background technique
Server power supply is exactly the power supply referred to using on the server（POWER）, it and PC（PC）Power supply is the same,
It is all a kind of Switching Power Supply.Server power supply can be divided into ATX power supply and two kinds of SSI power supply according to standard.The use of ATX standard compared with
Be it is universal, be mainly used for desktop computer, work station and low-end server；And SSI standard is the development with server technology and is produced
Raw, the server suitable for various class.
Server power supply requires efficiency higher when in use, while having preferable stability.
Therefore, the prior art is defective, needs to improve.
Utility model content
The utility model provides a kind of server accurate efficient power, the above problem of solution.
To solve the above problems, the technical scheme that the utility model is provided is as follows：
A kind of accurate efficient power of server, including input voltage VIN, output voltage VO UT, resistance R1-R9, R11-
R13, R16-R24, capacitor C1-C10, C12-C21, C23-C26, diode D1-D2, triode Q2-Q3 and integrated circuit U 2-
U4；The input voltage VIN respectively with the first end of described capacitor C12-C15, C25-C26, the second end of the capacitor C21,
At the beginning of the first end of the resistance R12, the second end of the resistance R19, the collector of the triode Q2, the integrated circuit U3
The first end connection of grade coil；The equal analogue ground of second end of described capacitor C12-C15, C25-C26；The of the resistance R12
Two ends respectively with the base stage of the triode Q2, the 1st of the integrated circuit U4 the, 10 pins, the resistance R24 first end,
The first end of the resistance R17 connects；The 3rd pin of the integrated circuit U4 respectively with the second end of the resistance R24, described
The first end of resistance R8, R23, the connection of the first end of the capacitor C8；The of the second end of the resistance R8 and the capacitor C7
One end connection；The second end of the resistance R17 the 4th pin with the second end of the resistance R18, the integrated circuit U4 respectively
Connection；The 5th pin of the integrated circuit U4 is connect with the first end of the resistance R6-R7 respectively；The of the capacitor C7-C8
Two ends, the second end for being resistance R6-R7, the first end of the resistance R18, the 2nd of the integrated circuit U4 the, 6 pins are simulated
Ground connection；The 9th pin of the integrated circuit U4 is connect with the first end of described resistance R5, R22 respectively；The second of the resistance R5
Hold the second end with the drain electrode of positive, the described triode Q3 of the diode D2, the integrated circuit U3 primary coil respectively
Connection；The cathode of the diode D2 is connect with the first end of the first end of the resistance R19, the capacitor C21 respectively；It is described
The second end of resistance R22 is connect with the source electrode of the first end of the resistance R20-R21, the triode Q3 respectively；The resistance
The equal analogue ground of the second end of R20-R21；The 7th pin of the integrated circuit U4 passes through the resistance R16 and the triode
The grid of Q3 connects；The 8th pin of the integrated circuit U4 respectively with the emitter of the triode Q2, the capacitor C17-
The 1st pin connection of the first end of C18, the integrated circuit U2；The 3rd pin of the integrated circuit U2 is with the capacitor C6's
First end connection；The 4th pin of the integrated circuit U2 is connect with the first end of the capacitor C19；The integrated circuit U2's
7th pin is connect with the second end of the resistance R23；The second end of described capacitor C6, C17-C19, the integrated circuit U2
2nd, 5, the equal analogue ground of 8 pins；The second end of the integrated circuit U3 secondary coil is connect with the anode of the diode D1；
The cathode of the diode D1 respectively with the first end of described capacitor C1-C4, C23-C24, the first end of described resistance R4, R13,
The output voltage VO UT connection；The equal digital grounding of second end of described capacitor C1-C4, C23-C24；The of the resistance R13
Two ends are connect with the 16th pin of the first end of the capacitor C20, the integrated circuit U2 respectively；The second end of the resistance R4
It is connect with the first end of the resistance R3；The second end of the resistance R3 respectively with the first end of the resistance R2, the resistance
The second end of R11 connects；The second end of the resistance R2 is connect with the first end of the resistance R1；The second of the resistance R1
It holds, the equal digital grounding of second end of the capacitor C20；The 14th pin of the integrated circuit U2 and the first end of the capacitor C5
Connection；The 13rd pin of the integrated circuit U2 is connect with the first end of the capacitor C16；The 11st pipe of the integrated circuit U2
Foot is connect with the second end of the resistance R9, the first end of the resistance R11, the second end of the capacitor C10 respectively；The collection
It is connect respectively with the first end of the capacitor C9-C10 at the 10th pin of circuit U 2；The second end of the capacitor C9 and the electricity
Hinder the first end connection of R9；The second end of described capacitor C5, C16, the 9th of the integrated circuit U2 the, the equal digital grounding of 15 pins.
Preferred technical solution, the model MBRD1045G of the diode D1；The model of the diode D2
MBR0540T1-D。
Preferred technical solution, the model MMBT5089L of the triode Q2；The model of the triode Q3
NTD18N06L。
Preferred technical solution, the model ADuM3190 of the integrated circuit U2；The integrated circuit U3 is halation 1:1
Flyback transformer；The model ADP1621 of the integrated circuit U4.
Preferred technical solution, the input voltage VIN, the voltage range of output voltage VO UT are DC5-24V.
Beneficial effect compared with the existing technology is, using the above scheme, the isolated amplifier that the utility model uses
Transmission function is linear, and when across isolated gate transmission feedback signal, imbalance and gain error are minimum, essence with higher
Parasexuality；Used component is less, has that high-efficient, size is small, and being suitable for higher DC input voitage, to generate lower output electric
The isolated power supply application of pressure.
Detailed description of the invention
Illustrate embodiment or technical solution in the prior art in order to clearer, it below will be to embodiment or the prior art
The required attached drawing used is briefly described in description, it is clear that, the accompanying drawings in the following description is only the one of utility model
A little embodiments for those of ordinary skill in the art without creative efforts, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is a kind of accurate efficient power electrical block diagram of server of the utility model.
Specific embodiment
For the ease of understanding the utility model, in the following with reference to the drawings and specific embodiments, the utility model is carried out more detailed
Thin explanation.The preferred embodiment of the utility model is given in attached drawing.But the utility model can be with many different
Form is realized, however it is not limited to this specification described embodiment.On the contrary, purpose of providing these embodiments is makes to this
The understanding of the disclosure of utility model is more thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term used in this specification " fixation ", " integrated molding ",
For illustrative purposes only, the similar unit of structure is to identical label in the figure for "left", "right" and similar statement
Mark.
Unless otherwise defined, technical and scientific term all used in this specification and the skill for belonging to the utility model
The normally understood meaning of the technical staff in art field is identical.Art used in the description of the utility model in this specification
Language, which is only for the purpose of describing specific embodiments, is not intended to limitation the utility model.
As shown in Figure 1, one embodiment of the utility model is：
A kind of accurate efficient power of server, including input voltage VIN, output voltage VO UT, resistance R1-R9, R11-
R13, R16-R24, capacitor C1-C10, C12-C21, C23-C26, diode D1-D2, triode Q2-Q3 and integrated circuit U 2-
U4；The input voltage VIN respectively with the first end of described capacitor C12-C15, C25-C26, the second end of the capacitor C21,
At the beginning of the first end of the resistance R12, the second end of the resistance R19, the collector of the triode Q2, the integrated circuit U3
The first end connection of grade coil；The equal analogue ground of second end of described capacitor C12-C15, C25-C26；The of the resistance R12
Two ends respectively with the base stage of the triode Q2, the 1st of the integrated circuit U4 the, 10 pins, the resistance R24 first end,
The first end of the resistance R17 connects；The 3rd pin of the integrated circuit U4 respectively with the second end of the resistance R24, described
The first end of resistance R8, R23, the connection of the first end of the capacitor C8；The of the second end of the resistance R8 and the capacitor C7
One end connection；The second end of the resistance R17 the 4th pin with the second end of the resistance R18, the integrated circuit U4 respectively
Connection；The 5th pin of the integrated circuit U4 is connect with the first end of the resistance R6-R7 respectively；The of the capacitor C7-C8
Two ends, the second end for being resistance R6-R7, the first end of the resistance R18, the 2nd of the integrated circuit U4 the, 6 pins are simulated
Ground connection；The 9th pin of the integrated circuit U4 is connect with the first end of described resistance R5, R22 respectively；The second of the resistance R5
Hold the second end with the drain electrode of positive, the described triode Q3 of the diode D2, the integrated circuit U3 primary coil respectively
Connection；The cathode of the diode D2 is connect with the first end of the first end of the resistance R19, the capacitor C21 respectively；It is described
The second end of resistance R22 is connect with the source electrode of the first end of the resistance R20-R21, the triode Q3 respectively；The resistance
The equal analogue ground of the second end of R20-R21；The 7th pin of the integrated circuit U4 passes through the resistance R16 and the triode
The grid of Q3 connects；The 8th pin of the integrated circuit U4 respectively with the emitter of the triode Q2, the capacitor C17-
The 1st pin connection of the first end of C18, the integrated circuit U2；The 3rd pin of the integrated circuit U2 is with the capacitor C6's
First end connection；The 4th pin of the integrated circuit U2 is connect with the first end of the capacitor C19；The integrated circuit U2's
7th pin is connect with the second end of the resistance R23；The second end of described capacitor C6, C17-C19, the integrated circuit U2
2nd, 5, the equal analogue ground of 8 pins；The second end of the integrated circuit U3 secondary coil is connect with the anode of the diode D1；
The cathode of the diode D1 respectively with the first end of described capacitor C1-C4, C23-C24, the first end of described resistance R4, R13,
The output voltage VO UT connection；The equal digital grounding of second end of described capacitor C1-C4, C23-C24；The of the resistance R13
Two ends are connect with the 16th pin of the first end of the capacitor C20, the integrated circuit U2 respectively；The second end of the resistance R4
It is connect with the first end of the resistance R3；The second end of the resistance R3 respectively with the first end of the resistance R2, the resistance
The second end of R11 connects；The second end of the resistance R2 is connect with the first end of the resistance R1；The second of the resistance R1
It holds, the equal digital grounding of second end of the capacitor C20；The 14th pin of the integrated circuit U2 and the first end of the capacitor C5
Connection；The 13rd pin of the integrated circuit U2 is connect with the first end of the capacitor C16；The 11st pipe of the integrated circuit U2
Foot is connect with the second end of the resistance R9, the first end of the resistance R11, the second end of the capacitor C10 respectively；The collection
It is connect respectively with the first end of the capacitor C9-C10 at the 10th pin of circuit U 2；The second end of the capacitor C9 and the electricity
Hinder the first end connection of R9；The second end of described capacitor C5, C16, the 9th of the integrated circuit U2 the, the equal digital grounding of 15 pins.
Preferred technical solution, the model MBRD1045G of the diode D1；The model of the diode D2
MBR0540T1-D。
Preferred technical solution, the model MMBT5089L of the triode Q2；The model of the triode Q3
NTD18N06L。
Preferred technical solution, the model ADuM3190 of the integrated circuit U2；The integrated circuit U3 is halation 1:1
Flyback transformer；The model ADP1621 of the integrated circuit U4.
Preferred technical solution, the input voltage VIN, the voltage range of output voltage VO UT are DC5-24V.
Beneficial effect compared with the existing technology is, using the above scheme, the isolated amplifier that the utility model uses
Transmission function is linear, and when across isolated gate transmission feedback signal, imbalance and gain error are minimum, essence with higher
Parasexuality；Used component is less, has that high-efficient, size is small, and being suitable for higher DC input voitage, to generate lower output electric
The isolated power supply application of pressure.
It should be noted that above-mentioned each technical characteristic continues to be combined with each other, the various embodiments not being enumerated above are formed,
It is accordingly to be regarded as the range of the utility model specification record；Also, it for those of ordinary skills, can be according to above stating
It is bright to be improved or converted, and all these modifications and variations all should belong to the protection model of the appended claims for the utility model
It encloses.
Claims (5)
1. a kind of accurate efficient power of server, which is characterized in that including input voltage VIN, output voltage VO UT, resistance
R1-R9, R11-R13, R16-R24, capacitor C1-C10, C12-C21, C23-C26, diode D1-D2, triode Q2-Q3 sum aggregate
At circuit U 2-U4；The input voltage VIN respectively with the first end of described capacitor C12-C15, C25-C26, the capacitor C21
Second end, the first end of the resistance R12, the second end of the resistance R19, the collector of the triode Q2, the collection
It is connected at the first end of 3 primary coil of circuit U；The equal analogue ground of second end of described capacitor C12-C15, C25-C26；The electricity
Hinder R12 second end respectively with the base stage of the triode Q2, the 1st of the integrated circuit U4 the, 10 pins, the resistance R24
First end, the first end of the resistance R17 connection；The 3rd pin of the integrated circuit U4 respectively with the resistance R24
Two ends, the first end of described resistance R8, R23, the connection of the first end of the capacitor C8；The second end of the resistance R8 and the electricity
Hold the first end connection of C7；The second end of the resistance R17 respectively with the second end of the resistance R18, the integrated circuit U4
The 4th pin connection；The 5th pin of the integrated circuit U4 is connect with the first end of the resistance R6-R7 respectively；The capacitor
The second end of C7-C8, the second end for being resistance R6-R7, the first end of the resistance R18, the integrated circuit U4 the 2nd, 6 pipe
The equal analogue ground of foot；The 9th pin of the integrated circuit U4 is connect with the first end of described resistance R5, R22 respectively；The resistance
The second end of R5 respectively with the drain electrode of positive, the described triode Q3 of the diode D2, the integrated circuit U3 primary coil
Second end connection；The cathode of the diode D2 first end with the first end of the resistance R19, the capacitor C21 respectively
Connection；The second end of the resistance R22 is connect with the source electrode of the first end of the resistance R20-R21, the triode Q3 respectively；
The equal analogue ground of second end of the resistance R20-R21；The 7th pin of the integrated circuit U4 passes through the resistance R16 and institute
State the grid connection of triode Q3；The 8th pin of the integrated circuit U4 respectively with the emitter of the triode Q2, the electricity
Hold the first end of C17-C18, the 1st pin connection of the integrated circuit U2；The 3rd pin and the electricity of the integrated circuit U2
Hold the first end connection of C6；The 4th pin of the integrated circuit U2 is connect with the first end of the capacitor C19；The integrated electricity
The 7th pin of road U2 is connect with the second end of the resistance R23；The second end of described capacitor C6, C17-C19, the integrated electricity
Road U2 the 2nd, 5, the equal analogue ground of 8 pins；The second end of the integrated circuit U3 secondary coil and the diode D1 are just
Pole connection；The cathode of the diode D1 respectively with the first end of described capacitor C1-C4, C23-C24, described resistance R4, R13
First end, the output voltage VO UT connection；The equal digital grounding of second end of described capacitor C1-C4, C23-C24；The resistance
The second end of R13 is connect with the 16th pin of the first end of the capacitor C20, the integrated circuit U2 respectively；The resistance R4
Second end connect with the first end of the resistance R3；The second end of the resistance R3 respectively with the first end of the resistance R2,
The second end of the resistance R11 connects；The second end of the resistance R2 is connect with the first end of the resistance R1；The resistance R1
Second end, the capacitor C20 the equal digital grounding of second end；The 14th pin of the integrated circuit U2 is with the capacitor C5's
First end connection；The 13rd pin of the integrated circuit U2 is connect with the first end of the capacitor C16；The integrated circuit U2's
11st pin is connect with the second end of the resistance R9, the first end of the resistance R11, the second end of the capacitor C10 respectively；
The 10th pin of the integrated circuit U2 is connect with the first end of the capacitor C9-C10 respectively；The second end of the capacitor C9 with
The first end of the resistance R9 connects；9th, 15 pin means of the second end of described capacitor C5, C16, the integrated circuit U2
Word ground connection.
2. a kind of accurate efficient power of server according to claim 1, which is characterized in that the type of the diode D1
Number be MBRD1045G；The model MBR0540T1-D of the diode D2.
3. a kind of accurate efficient power of server according to claim 1, which is characterized in that the type of the triode Q2
Number be MMBT5089L；The model NTD18N06L of the triode Q3.
4. a kind of accurate efficient power of server according to claim 1, which is characterized in that the integrated circuit U2's
Model ADuM3190；The integrated circuit U3 is halation 1:1 flyback transformer；The model of the integrated circuit U4
ADP1621。
5. a kind of accurate efficient power of server according to claim 1, which is characterized in that the input voltage VIN,
The voltage range of output voltage VO UT is DC5-24V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820835465.2U CN208141332U (en) | 2018-05-31 | 2018-05-31 | A kind of accurate efficient power of server |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820835465.2U CN208141332U (en) | 2018-05-31 | 2018-05-31 | A kind of accurate efficient power of server |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208141332U true CN208141332U (en) | 2018-11-23 |
Family
ID=64314582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820835465.2U Expired - Fee Related CN208141332U (en) | 2018-05-31 | 2018-05-31 | A kind of accurate efficient power of server |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208141332U (en) |
-
2018
- 2018-05-31 CN CN201820835465.2U patent/CN208141332U/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 |
Granted publication date: 20181123 Termination date: 20190531 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |