CN110266180A - A kind of integrated power supply circuit applied to radar transceiver - Google Patents
A kind of integrated power supply circuit applied to radar transceiver Download PDFInfo
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- CN110266180A CN110266180A CN201910518112.9A CN201910518112A CN110266180A CN 110266180 A CN110266180 A CN 110266180A CN 201910518112 A CN201910518112 A CN 201910518112A CN 110266180 A CN110266180 A CN 110266180A
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- 238000004146 energy storage Methods 0.000 claims abstract description 11
- 239000003990 capacitor Substances 0.000 claims description 125
- 230000000087 stabilizing effect Effects 0.000 claims description 51
- 238000001914 filtration Methods 0.000 claims description 8
- 230000009471 action Effects 0.000 description 7
- 230000005611 electricity Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
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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
- H02M1/00—Details of apparatus for conversion
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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
- H02M1/00—Details of apparatus for conversion
- H02M1/44—Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
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Abstract
The present invention relates to technical field of integrated circuits more particularly to a kind of integrated power supply circuits applied to radar transceiver, comprising: the first power end provides the first supply voltage；Operating circuit with energy-storage travelling wave tube, the input terminal of operating circuit connect the first power end, the input terminal of the output end connection integrated power supply circuit of operating circuit；Second source end provides second source voltage；The input terminal of first filter unit connects second source end；The input terminal of first voltage regulation unit connects the output end of the first filter unit；The output end of first voltage regulation unit connects the first external power supply；The input terminal of second filter unit connects second source end；The input terminal of second voltage regulation unit connects the output end of the second filter unit, and the output end of the second voltage regulation unit connects the second external power supply.The utility model has the advantages that being external discrete device by existing power supply project setting, it is made of operating circuit, the first voltage regulation unit and the second voltage regulation unit with energy-storage travelling wave tube, there is high-precision, the effect of low noise.
Description
Technical field
The present invention relates to technical field of integrated circuits more particularly to a kind of integrated power supply electricity applied to radar transceiver
Road.
Background technique
In this current information-based society, integrated circuit has become all trades and professions and realizes information-based, intelligentized basis,
Either on military or civilian, it all plays irreplaceable role.IC industry is various countries' informationization at present
The strategic industry of development, it is closely bound up with economic development and national defense safety etc..
One of developing direction of integrated circuit is exactly chip module, with the development of process technology, chip module
Another example is exactly power module, the integrated power supply circuit applied in radar transceiver a kind of in the prior art, NXP
Occurs insufficient, original power supply introducing noise in (Pu Next Experience, En Zhi semiconductor company) original integrated power source design
Interference influences ADC (Attack Damage Carry, the output of core physics) data acquisition.
Summary of the invention
For the above problem existing for original integrated power source design in the prior art, now provide a kind of applied to radar transmit-receive
The integrated power supply circuit of device.
Specific technical solution is as follows:
The integrated power supply circuit includes:
One first power end, first power end provide one first supply voltage；
One operating circuit with energy-storage travelling wave tube, the input terminal of the operating circuit connects first power end, described
The output end of operating circuit connects the input terminal of the integrated power supply circuit；
One second source end, the second source end provide a second source voltage；
The input terminal of one first filter unit, first filter unit connects the second source end；
One first voltage regulation unit, the input terminal of first voltage regulation unit connect the output end of first filter unit；
Under second source voltage effect of first voltage regulation unit after filtering processing, to generate the first clock signal；Institute
The output end for stating the first voltage regulation unit connects one first external power supply；
The input terminal of one second filter unit, second filter unit connects the second source end；
One second voltage regulation unit, the input terminal of second voltage regulation unit connect the output end of second filter unit,
Under supply voltage effect of second voltage regulation unit after filtering processing, to generate second clock signal；Described
The output end of two voltage regulation units connects one second external power supply.
Preferably, the operating circuit includes:
One inductor, the input terminal of the inductor connect first power end, the output end connection of the inductor
The input terminal of the integrated power supply；
One first capacitor unit group, is connected between first power end and ground terminal；
One second capacitor cell group, is connected between the inductor and ground terminal.
Preferably, first voltage regulation unit includes:
The input terminal of one first voltage stabilizing chip, first voltage stabilizing chip connects the second source by a first resistor
The output end at end, first voltage stabilizing chip connects first external power supply；
One first capacitor is connected between the input terminal and ground terminal of first voltage stabilizing chip；
One second capacitor is connected between the input terminal and ground terminal of first voltage stabilizing chip；
One second resistance is connected to the 5th pin of first voltage stabilizing chip and the input terminal of first voltage stabilizing chip
Between；
One third capacitor is connected between the 5th pin and ground terminal of first voltage stabilizing chip；
One the 4th capacitor is connected between the 6th pin and ground terminal of first voltage stabilizing chip；
One 3rd resistor is connected to the output end of first voltage stabilizing chip and the third pin of first voltage stabilizing chip
Between；
One the 4th resistance is connected between the third pin and ground terminal of first voltage stabilizing chip；
One the 5th capacitor is connected between the third pin of first voltage stabilizing chip and first external power supply；
One the 6th capacitor is connected between first external power supply and ground terminal；
One the 7th capacitor is connected between first external power supply and ground terminal.
Preferably, first voltage regulation unit further include:
One the 5th resistance is connected between the output end of first voltage stabilizing chip and a third external power supply；
One the 8th capacitor is connected between the third external power supply and ground terminal；
One the 9th capacitor is connected between the third external power supply and ground terminal；
The tenth capacitor is connected between the third external power supply and ground terminal.
Preferably, second voltage regulation unit includes:
The input terminal of one second voltage regulator chip, second voltage regulator chip passes through one the 6th resistance connection described second
The output end of power end, second voltage stabilizing chip connects second external power supply；
One third capacitor cell group is connected between the input terminal and ground terminal of second voltage regulator chip；
One the 7th resistance, connect second voltage regulator chip input terminal and second voltage regulator chip the 14th
Between pin；
The 11st capacitor is connected between the 14th pin and ground terminal of second voltage regulator chip；
The 12nd capacitor is connected between the 13rd pin and ground terminal of second voltage regulator chip；
The 13rd capacitor is connected between the 12nd pin and ground terminal of second voltage regulator chip；
One the 8th resistance, be connected to second voltage regulator chip the 4th pin and second voltage regulator chip it is defeated
Between outlet；
One the 9th resistance, be connected to second voltage regulator chip third pin and second voltage regulator chip it is defeated
Between outlet；
1 the tenth resistance is connected between the third pin and ground terminal of second voltage regulator chip；
The 14th capacitor, be connected to second voltage regulator chip third pin and second voltage regulator chip
Between output end；
One the 4th capacitor cell group is connected between second external power supply and ground terminal.
Preferably, the voltage of first power end is set as 3.3V；
The voltage at the second source end is set as 2.3V.
Preferably, the voltage of the integrated power supply is set as 3.3V.
Preferably, the voltage of first external power supply is set as 1.1V；
The voltage of second external power supply is set as 1.8V；
The voltage of the third external power supply is set as 1.1V.
Above-mentioned technical proposal the utility model has the advantages that by NXP original power project setting be external discrete device, respectively by having
The operating circuit of energy-storage travelling wave tube, the first voltage regulation unit and the second voltage regulation unit parallel connection constitute integrated power supply circuit, can achieve height
Precision, the effect of low noise.
Detailed description of the invention
With reference to appended attached drawing, more fully to describe the embodiment of the present invention.However, appended attached drawing be merely to illustrate and
It illustrates, and is not meant to limit the scope of the invention.
Fig. 1 is the connection figure of the operating circuit with energy-storage travelling wave tube of the integrated power supply circuit of the embodiment of the present invention；
Fig. 2 is the circuit connection diagram of the first voltage regulation unit of the integrated power supply circuit of the embodiment of the present invention；
Fig. 3 is the circuit connection diagram of the second voltage regulation unit of the integrated power supply circuit of the embodiment of the present invention；
First power end 1；Operating circuit 2 with energy-storage travelling wave tube；Inductor 21；First capacitor unit group 22；Second electricity
Hold unit group 23；The input terminal 3 of integrated power supply circuit；Second source end 4；
First filter unit 5；First voltage regulation unit 6；First voltage stabilizing chip 61；Third external power supply 62；First external electricity
Source 7；Second filter unit 8；Third capacitor cell group 81；Second voltage regulation unit 9；Second voltage regulator chip 91；4th capacitor list
Tuple 92；Second external power supply 10.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art without creative labor it is obtained it is all its
His embodiment, shall fall within the protection scope of the present invention.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The present invention will be further explained below with reference to the attached drawings and specific examples, but not as the limitation of the invention.
A kind of integrated power supply circuit applied to radar transceiver, comprising:
One first power end 1, the first power end 1 provide one first supply voltage；
The input terminal of one operating circuit 2 with energy-storage travelling wave tube, operating circuit 2 connects the first power end 1, operating circuit 2
Output end connection integrated power supply circuit input terminal 3；
One second source end 4, second source end 4 provide a second source voltage；
The input terminal of one first filter unit 5, the first filter unit 5 connects second source end 4；
One first voltage regulation unit 6, the input terminal of the first voltage regulation unit 6 connect the output end of the first filter unit 5；First is steady
Under the voltage effect for pressing second source end 4 of the unit 6 after filtering processing, to generate the first clock signal；First pressure stabilizing list
The output end of member 6 connects one first external power supply 7；
The input terminal of one second filter unit 8, the second filter unit 8 connects second source end 4；
One second voltage regulation unit 9, the input terminal of the second voltage regulation unit 9 connect the output end of the second filter unit 8, and second is steady
Under the voltage effect for pressing second source end 4 of the unit 9 after filtering processing, to generate second clock signal；Second pressure stabilizing list
The output end of member 9 connects one second external power supply 10.
It is external discrete device by NXP original power project setting, respectively by with energy storage in technical solution of the present invention
The operating circuit of element, the first voltage regulation unit and the second voltage regulation unit parallel connection constitute integrated power supply circuit.
Specifically, as shown in connection with fig. 1, the first power end 1 provides one first power supply voltage signal, pass through first capacitor unit
The filter action of group 22, has the inductor 21 of energy storage effect by connecting, and the signal of output is filtered by the second capacitor cell
Connect the input terminal 3 of integrated power supply.
Further, as shown in connection with fig. 2, in the first voltage regulation unit, second source end 4 provides a power supply voltage signal,
By the filter action of the first filter unit 5, to generate the input terminal IN that the first clock signal connects the first voltage regulator chip 61,
One first external power supply 7 of output end OUT connection of first voltage regulation unit 6, the model of the first voltage regulator chip 61
TPS7A8101-Q1。
Further, as shown in connection with fig. 3, in the second voltage regulation unit, second source end 4 provides power supply voltage signal, leads to
The filter action of the second filter unit 8 is crossed, to generate the input terminal of second clock signal the one the second voltage regulator chip 91 of connection
IN, the second external power supply of output end OUT connection 10 of the second voltage regulation unit 9, the model of the second voltage regulator chip 91
TPS7A5201QRGRRQ1。
The technical program can achieve high-precision, the effect of low noise.
In a kind of preferably embodiment, operating circuit 2 includes:
One inductor 21, the input terminal of inductor 21 connect the first power end 1, the integrated electricity of output end connection of inductor 21
The input terminal 3 in source；
One first capacitor unit group 22, is connected between the first power end 1 and ground terminal GND；
One second capacitor cell group 23, is connected between inductor 21 and ground terminal GND.
Specifically, as shown in Figure 1, first capacitor unit group 22 includes capacitor C15, capacitor C16 and capacitor C17；Capacitor C15
Model 22uF/6.3V, the model 0.1uF/16V of the model 1uF/16V of capacitor C16, capacitor C17.
Capacitor C15 is connected between the first power end 1 and ground terminal GND；Capacitor C16 is connected to the first power end 1 and connects
Between ground terminal GND；Capacitor C17 is connected between the first power end 1 and ground terminal GND.
Further, the second capacitor cell group 23 includes capacitor C18, capacitor C19 and capacitor C20；
The model 0.1uF/ of the model 22uF/6.3V, C20 of the model 22uF/6.3V of capacitor C18, capacitor C19
16V；
Capacitor C18 is connected between the input terminal 3 of integrated power supply and ground terminal GND；Capacitor C19 is connected to integrated power supply
Between input terminal 3 and ground terminal GND；Capacitor C20 is connected between the input terminal 3 of integrated power supply and ground terminal GND.
In a kind of preferably embodiment, the first voltage regulation unit 6 includes:
The input terminal IN of one first voltage stabilizing chip 61, the first voltage stabilizing chip 61 passes through a first resistor R1 connection second source
End 4, the first external power supply of output end OUT connection 7 of the first voltage stabilizing chip 61；
One first capacitor C1 is connected between the input terminal IN and ground terminal GND of the first voltage stabilizing chip 61；
One second capacitor C2 is connected between the input terminal IN and ground terminal GND of the first voltage stabilizing chip 61；
One second resistance R2 is connected to the 5th pin ER of the first voltage stabilizing chip 61 and the input terminal of the first voltage stabilizing chip 61
Between IN；
One third capacitor C3, is connected between the 5th pin ER and ground terminal GND of the first voltage stabilizing chip 61；
One the 4th capacitor C4 is connected between the 6th pin NR and ground terminal GND of the first voltage stabilizing chip 61；
The third of one 3rd resistor R3, the output end OUT and the first voltage stabilizing chip 61 that are connected to the first voltage stabilizing chip 61 are drawn
Between foot FB/SNS；
One the 4th resistance R4 is connected between the third pin FB/SNS and ground terminal GND of the first voltage stabilizing chip 61；
One the 5th capacitor C5 is connected between the third pin FB/SNS of the first voltage stabilizing chip 61 and the first external power supply 7；
One the 6th capacitor C6 is connected between the first external power supply 7 and ground terminal GND；
One the 7th capacitor C7 is connected between the first external power supply 7 and ground terminal GND.
Specifically, as shown in Fig. 2, the model BLM21PG221SN1 of first resistor R1, the model of first capacitor C1
22uF/6.3V, the model 10K/1% of the model 0.1uF/16V of the second capacitor C2, second resistance R2, third capacitor C3's
The model 3.75K/1% of model 0.1uF/16V, the model 0.47uF/16V of the 4th capacitor C4,3rd resistor R3, the 4th
The model 10K/1%, the model 0.47uF/16V of the 5th capacitor C5, the model 22uF/ of the 6th capacitor C6 of resistance R4
6.3V, the model 0.1uF/16V of the 7th capacitor C7.
Second source end 4 provides voltage, by the filter action of the first filter unit 5, the input terminal of the first voltage regulation unit 6
Connect the output end of the first filter unit 5, the voltage effect at second source end 4 of first voltage regulation unit 6 after filtering processing
Under, to generate the first clock signal CLOCK1, letter is exported under the action of the first voltage regulator chip 61 through the first voltage regulation unit 6
Number, then can achieve high-precision, the effect of low noise through the 6th capacitor C6 and the 7th capacitor C7.
In a kind of preferably embodiment, the first voltage regulation unit 6 further include:
One the 5th resistance R5 is connected between the output end OUT of the first voltage stabilizing chip 61 and a third external power supply 62；
One the 8th capacitor C8, is connected between third external power supply 62 and ground terminal GND；
One the 9th capacitor C9, is connected between third external power supply 62 and ground terminal GND；
The a tenth capacitor C10, is connected between third external power supply 62 and ground terminal GND.
Specifically, the model BLM21PG221SN1 of the 5th resistance R5, the model 22uF/6.3V of the 8th capacitor C8, the
The model 22uF/6.3V, the model 0.1uF/16V of the tenth capacitor C10 of nine capacitor C9.
In a kind of preferably embodiment, the second voltage regulation unit 9 includes:
The input terminal IN of one second voltage regulator chip 91, the second voltage regulator chip 91 passes through one the 6th resistance R6 connection second
Power end 4, the second external power supply of output end OUT connection 10 of the second voltage stabilizing chip 91；
One third capacitor cell group 81 is connected between the input terminal IN and ground terminal GND of the second voltage regulator chip 91；
One the 7th resistance R7, connect the second voltage regulator chip 91 input terminal IN and the second voltage regulator chip 91 the 14th
Between pin EN；
The a 11st capacitor C11 is connected between the 14th pin EN and ground terminal GND of the second voltage regulator chip 91；
The a 12nd capacitor C12, be connected to the second voltage regulator chip 91 the 13rd pin NR/SS and ground terminal GND it
Between；
The a 13rd capacitor C13, be connected to the second voltage regulator chip 91 the 12nd pin BIAS and ground terminal GND it
Between；
One the 8th resistance R8, be connected to the second voltage regulator chip 91 the 4th pin PG and the second voltage regulator chip 91 it is defeated
Between outlet OUT；
One the 9th resistance R9, be connected to the second voltage regulator chip 91 third pin FB and the second voltage regulator chip 91 it is defeated
Between outlet OUT；
The a tenth resistance R10 is connected between the third pin FB and ground terminal GND of the second voltage regulator chip 91；
The a 14th capacitor C14 is connected to the third pin FB and the second voltage regulator chip 91 of the second voltage regulator chip 91
Output end OUT between；
One the 4th capacitor cell group 92 is connected between the second external power supply 10 and ground terminal GND.
Specifically, as shown in figure 3, the model BLM21PG221SN1 of the 6th resistance R6, the model of the 7th resistance R7
10K/1%, the model 0.1uF/16V of the 11st capacitor C11, the model 10nF/50V of the 12nd capacitor C12, the 13rd electricity
Hold model 10uF/6.3V, the model 10K/1% of the 8th resistance R8, the model 10nF/50V of the 9th resistance R9 of C13,
The model 10K/1% of tenth resistance R10, the model 10nF/50V of the 14th capacitor C14.
Second source end 4 provides voltage, by the filter action of the second filter unit 8, the input terminal of the second voltage regulation unit 9
Connect the output end of the second filter unit 8, the voltage effect at second source end 4 of second voltage regulation unit 9 after filtering processing
Under, to generate second clock signal CLOCK2, letter is exported under the action of the second voltage regulator chip 91 through the second voltage regulation unit 9
Number, then can achieve high-precision, the effect of low noise through the 4th capacitor cell group 92.
Further, as shown in figure 3, third capacitor cell group 81 includes: capacitor C21, capacitor C22, capacitor C23 and capacitor
C24 is in parallel, and the capacity of capacitor, preferably filter high-frequency noise jamming can be improved.
Wherein, the model 22uF/6.3V of the model 22uF/6.3V of capacitor C21, capacitor C22,
The model 0.1uF/16V of the model 22uF/6.3V of capacitor C23, capacitor C24.
Capacitor C21 is connected between the input terminal IN and ground terminal GND of the second voltage regulator chip 91；
Capacitor C22 is connected between the input terminal IN and ground terminal GND of the second voltage regulator chip 91；
Capacitor C23 is connected between the input terminal IN and ground terminal GND of the second voltage regulator chip 91；
Capacitor C24 is connected between the input terminal IN and ground terminal GND of the second voltage regulator chip 91.
Further, as shown in figure 3, the 4th capacitor cell group 92 includes: capacitor C25, capacitor C26, capacitor C27, capacitor
C28 and capacitor C29 are in parallel, and the capacity of capacitor, preferably filter high-frequency noise jamming can be improved.
Wherein, the model 22uF/6.3V of the model 22uF/6.3V of capacitor C25, capacitor C26, the model of capacitor C27
For 22uF/6.3V, the model 0.1uF/16V of the model 22uF/6.3V of capacitor C28, capacitor C29.
Capacitor C25 is connected between the output end OUT and ground terminal GND of the second voltage regulator chip 91；
Capacitor C26 is connected between the output end OUT and ground terminal GND of the second voltage regulator chip 91；
Capacitor C27 is connected between the output end OUT and ground terminal GND of the second voltage regulator chip 91；
Capacitor C28 is connected between the output end OUT and ground terminal GND of the second voltage regulator chip 91；
Capacitor C29 is connected between the output end OUT and ground terminal GND of the second voltage regulator chip 91.
In a kind of preferably embodiment, the voltage of the first power end 1 is set as 3.3V.
In a kind of preferably embodiment, the voltage at second source end 4 is set as 2.3V.
In a kind of preferably embodiment, the voltage of integrated power supply 3 is set as 3.3V.
In a kind of preferably embodiment, the voltage of the first external power supply 7 is set as 1.1V.
In a kind of preferably embodiment, the voltage of the second external power supply 10 is set as 1.8V.
In a kind of preferably embodiment, the voltage of third external power supply 62 is set as 1.1V.
Above-mentioned technical proposal the utility model has the advantages that by NXP original power project setting be external discrete device, respectively by having
The operating circuit of energy-storage travelling wave tube, the first voltage regulation unit and the second voltage regulation unit parallel connection constitute integrated power supply circuit, can achieve height
Precision, the effect of low noise.
The foregoing is merely preferred embodiments of the present invention, are not intended to limit embodiments of the present invention and protection model
It encloses, to those skilled in the art, should can appreciate that all with made by description of the invention and diagramatic content
Equivalent replacement and obviously change obtained scheme, should all be included within the scope of the present invention.
Claims (8)
1. a kind of integrated power supply circuit applied to radar transceiver, which is characterized in that the integrated power supply circuit includes:
One first power end, first power end provide one first supply voltage；
The input terminal of one operating circuit with energy-storage travelling wave tube, the operating circuit connects first power end, the work
The output end of circuit connects the input terminal of the integrated power supply circuit；
One second source end, the second source end provide a second source voltage；
The input terminal of one first filter unit, first filter unit connects the second source end；
One first voltage regulation unit, the input terminal of first voltage regulation unit connect the output end of first filter unit；It is described
Under second source voltage effect of first voltage regulation unit after filtering processing, to generate the first clock signal；Described
The output end of one voltage regulation unit connects one first external power supply；
The input terminal of one second filter unit, second filter unit connects the second source end；
One second voltage regulation unit, the input terminal of second voltage regulation unit connects the output end of second filter unit, described
Under supply voltage effect of second voltage regulation unit after filtering processing, to generate second clock signal；Described second is steady
The output end of unit is pressed to connect one second external power supply.
2. being applied to the integrated power supply circuit of radar transceiver according to claim 1, which is characterized in that the operating circuit
Include:
One inductor, the input terminal of the inductor connect first power end, described in the output end connection of the inductor
The input terminal of integrated power supply；
One first capacitor unit group, is connected between first power end and ground terminal；
One second capacitor cell group, is connected between the inductor and ground terminal.
3. being applied to the integrated power supply circuit of radar transceiver according to claim 1, which is characterized in that first pressure stabilizing
Unit includes:
The input terminal of one first voltage stabilizing chip, first voltage stabilizing chip connects the second source end by a first resistor,
The output end of first voltage stabilizing chip connects first external power supply；
One first capacitor is connected between the input terminal and ground terminal of first voltage stabilizing chip；
One second capacitor is connected between the input terminal and ground terminal of first voltage stabilizing chip；
One second resistance, be connected to first voltage stabilizing chip the 5th pin and first voltage stabilizing chip input terminal it
Between；
One third capacitor is connected between the 5th pin and ground terminal of first voltage stabilizing chip；
One the 4th capacitor is connected between the 6th pin and ground terminal of first voltage stabilizing chip；
One 3rd resistor, be connected to first voltage stabilizing chip output end and first voltage stabilizing chip third pin it
Between；
One the 4th resistance is connected between the third pin and ground terminal of first voltage stabilizing chip；
One the 5th capacitor is connected between the third pin of first voltage stabilizing chip and first external power supply；
One the 6th capacitor is connected between first external power supply and ground terminal；
One the 7th capacitor is connected between first external power supply and ground terminal.
4. being applied to the integrated power supply circuit of radar transceiver according to claim 1, which is characterized in that first pressure stabilizing
Unit further include:
One the 5th resistance is connected between the output end of first voltage stabilizing chip and a third external power supply；
One the 8th capacitor is connected between the third external power supply and ground terminal；
One the 9th capacitor is connected between the third external power supply and ground terminal；
The tenth capacitor is connected between the third external power supply and ground terminal.
5. being applied to the integrated power supply circuit of radar transceiver according to claim 1, which is characterized in that second pressure stabilizing
Unit includes:
The input terminal of one second voltage regulator chip, second voltage regulator chip connects the second source by one the 6th resistance
The output end at end, second voltage stabilizing chip connects second external power supply；
One third capacitor cell group is connected between the input terminal and ground terminal of second voltage regulator chip；
One the 7th resistance connects the input terminal of second voltage regulator chip and the 14th pin of second voltage regulator chip
Between；
The 11st capacitor is connected between the 14th pin and ground terminal of second voltage regulator chip；
The 12nd capacitor is connected between the 13rd pin and ground terminal of second voltage regulator chip；
The 13rd capacitor is connected between the 12nd pin and ground terminal of second voltage regulator chip；
One the 8th resistance is connected to the 4th pin of second voltage regulator chip and the output end of second voltage regulator chip
Between；
One the 9th resistance is connected to the third pin of second voltage regulator chip and the output end of second voltage regulator chip
Between；
1 the tenth resistance is connected between the third pin and ground terminal of second voltage regulator chip；
The 14th capacitor is connected to the third pin of second voltage regulator chip and the output of second voltage regulator chip
Between end；
One the 4th capacitor cell group is connected between second external power supply and ground terminal.
6. being applied to the integrated power supply circuit of radar transceiver according to claim 1, which is characterized in that first power supply
The voltage at end is set as 3.3V；
The voltage at the second source end is set as 2.3V.
7. being applied to the integrated power supply circuit of radar transceiver according to claim 1, which is characterized in that the integrated power supply
Voltage be set as 3.3V.
8. being applied to the integrated power supply circuit of radar transceiver according to claim 1, which is characterized in that described first is external
The voltage of power supply is set as 1.1V；
The voltage of second external power supply is set as 1.8V；
The voltage of the third external power supply is set as 1.1V.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910518112.9A CN110266180A (en) | 2019-06-14 | 2019-06-14 | A kind of integrated power supply circuit applied to radar transceiver |
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| CN201910518112.9A CN110266180A (en) | 2019-06-14 | 2019-06-14 | A kind of integrated power supply circuit applied to radar transceiver |
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| CN110266180A true CN110266180A (en) | 2019-09-20 |
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| CN201910518112.9A Pending CN110266180A (en) | 2019-06-14 | 2019-06-14 | A kind of integrated power supply circuit applied to radar transceiver |
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| CN (1) | CN110266180A (en) |
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| CN112751580A (en) * | 2020-12-25 | 2021-05-04 | 中国电子科技集团公司第十四研究所 | P-waveband LTCC assembly based on clock shielding and power filtering |
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