CN207743945U - A kind of high frequency low voltage filter - Google Patents
A kind of high frequency low voltage filter Download PDFInfo
- Publication number
- CN207743945U CN207743945U CN201721410731.9U CN201721410731U CN207743945U CN 207743945 U CN207743945 U CN 207743945U CN 201721410731 U CN201721410731 U CN 201721410731U CN 207743945 U CN207743945 U CN 207743945U
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- capacitance
- inductance
- high frequency
- low voltage
- frequency low
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Abstract
The utility model discloses a kind of high frequency low voltage filter, which includes:Symmetrical the first inductance and the second inductance and the first capacitance and the second capacitance that are installed between the first inductance both ends, the third capacitance and the 4th capacitance that are installed between the second inductance both ends, wherein, the inductance value of first inductance and the inductance value of the second inductance are identical;The capacitance all same of first capacitance, the second capacitance, third capacitance and the 4th capacitance.The interference of removal high frequency low voltage can be realized only with two inductance and four capacitances for the utility model, electronic component negligible amounts, and layout structure is simple, it is at low cost, in addition, the inductance value of the inductance value of first inductance and the second inductance is identical, the capacitance all same of first capacitance, the second capacitance, third capacitance and the 4th capacitance, it can make the utility model that there is fabulous high frequency low voltage filter effect with this, it is that thousand classifications are other that high frequency low voltage, which filters rank, and the utility model is enabled to have the extremely strong market competitiveness.
Description
Technical field:
The utility model is related to filter product technical fields, refer in particular to a kind of high frequency low voltage filter.
Background technology:
Filter is a kind of frequency selective device, and specific frequency content in signal can be made to pass through, and it is other greatly to decay
Frequency content.Filter is widely used in each class of electronic devices, to filter out the noise in signals transmission, electronic equipment is made to have
There is better working performance, for example, filter is mountable on cable, is filtered with the signal transmitted to cable, makes this
Cable is only transmitted the signal of special frequency channel, and the electronic device works to be connected to the cable are more stablized.For another example,
When measuring electronic equipment using probe, filter can be used to be filtered the signal of probe transmission, makes tester for spy
The signal for determining frequency range measures analysis.
Current high frequency low voltage filter can remove the interference that some high frequencies compress, but the high frequency low voltage filter
Electronic component is more, and structure is extremely complex, and the cost is relatively high.
Utility model content:
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of high frequency low voltage filter.
In order to solve the above-mentioned technical problem, the utility model uses following technical proposals:The high frequency low voltage filter packet
It includes:Symmetrical the first inductance and the second inductance and the first capacitance being installed between the first inductance both ends and the second electricity
The third capacitance and the 4th capacitance for holding, being installed between the second inductance both ends, wherein the inductance value and second of first inductance
The inductance value of inductance is identical;The capacitance all same of first capacitance, the second capacitance, third capacitance and the 4th capacitance.
Furthermore, in above-mentioned technical proposal, the cathode of first capacitance and the cathode of the second capacitance are connected, institute
The first terminals and second that the anode of the anode and the second capacitance of stating the first capacitance is separately connected the formation of the first inductance both ends connect
Line end;The cathode of the third capacitance and the cathode of the 4th capacitance are connected, the anode point of the third capacitance and the 4th capacitance
The second inductance both ends third terminals and the 4th terminals are not connected.
Furthermore, in above-mentioned technical proposal, the inductance value of first inductance and the inductance value of the second inductance are
100uF 50V。
Furthermore, in above-mentioned technical proposal, first capacitance, the second capacitance, third capacitance and the 4th capacitance
Capacitance is 20H.
Furthermore, in above-mentioned technical proposal, first capacitance and the second capacitance are symmetrically distributed in the first inductance two
End;The third capacitance and the 4th capacitance are symmetrically distributed in the second inductance both ends.
After adopting the above technical scheme, the utility model has the advantages that compared with prior art:This practicality
The novel interference that removal high frequency low voltage can be realized only with two inductance and four capacitances, electronic component negligible amounts, and cloth
Office is simple in structure, at low cost, in addition, the inductance value of first inductance and the inductance value of the second inductance are identical;First electricity
Hold, the capacitance all same of the second capacitance, third capacitance and the 4th capacitance, can make the utility model that there is fabulous high frequency with this
Low-voltage filter effect, it is that thousand classifications are other that high frequency low voltage, which filters rank, and the utility model is enabled to have the extremely strong market competitiveness.
Description of the drawings:
Fig. 1 is the circuit diagram of the utility model.
Specific implementation mode:
The utility model is further illustrated with reference to specific embodiments and the drawings.
As shown in Figure 1, it is a kind of high frequency low voltage filter comprising:Symmetrical the first inductance 1 and the second inductance 2
And be installed on the first capacitance 3 and the second capacitance 4 between 1 both ends of the first inductance, be installed on 2 both ends of the second inductance between
Three capacitances 5 and the 4th capacitance 6, wherein the inductance value of the inductance value of first inductance 1 and the second inductance 2 is identical;Described first
The capacitance all same of capacitance 3, the second capacitance 4, third capacitance 5 and the 4th capacitance 6.The utility model is only with two inductance and four
The interference of removal high frequency low voltage, electronic component negligible amounts can be realized in a capacitance, and layout structure is simple, at low cost, separately
Outside, the inductance value of the inductance value of first inductance 1 and the second inductance 2 is identical;First capacitance 3, the second capacitance 4, third
The capacitance all same of capacitance 5 and the 4th capacitance 6 can make the utility model have fabulous high frequency low voltage filter effect with this,
It is that thousand classifications are other that high frequency low voltage, which filters rank, and the utility model is enabled to have the extremely strong market competitiveness.
First capacitance, 3 and second capacitance 4 is symmetrically distributed in 1 both ends of the first inductance;5 and the 4th electricity of the third capacitance
Hold 6 and is symmetrically distributed in 2 both ends of the second inductance.The cathode of the cathode of first capacitance 3 and the second capacitance 4 is connected, and described
The first terminals 11 and second that the anode of one capacitance 3 and the anode of the second capacitance 4 are separately connected the formation of 1 both ends of the first inductance connect
Line end 12;The cathode of the third capacitance 5 and the cathode of the 4th capacitance 6 are connected, 5 and the 4th capacitance 6 of the third capacitance
Anode is separately connected 2 both ends third terminals 21 of the second inductance and the 4th terminals 22.
The inductance value of the inductance value of first inductance 1 and the second inductance 2 is 100uF 50V.
First capacitance 3, the second capacitance 4, third capacitance 5 and the 4th capacitance 6 capacitance be 20H.
In conclusion the interference of removal high frequency low voltage can be realized only with two inductance and four capacitances for the utility model,
Electronic component negligible amounts, and layout structure is simple, it is at low cost, in addition, the inductance value and the second inductance of first inductance 1
2 inductance value is identical;The capacitance all same of first capacitance 3, the second capacitance 4, third capacitance 5 and the 4th capacitance 6, with this
It can make the utility model that there is fabulous high frequency low voltage filter effect, it is that thousand classifications are other that high frequency low voltage, which filters rank, enables this practicality
It is novel that there is the extremely strong market competitiveness.
Certainly, it is not to implement to limit the utility model the foregoing is merely specific embodiment of the utility model
Range, it is all according to the equivalent change or modification that structure, feature and principle is done described in present utility model application the scope of the claims, it should all wrap
It includes in present utility model application the scope of the claims.
Claims (5)
1. a kind of high frequency low voltage filter, it is characterised in that:It includes:Symmetrical the first inductance (1) and the second inductance (2)
And it is installed on the first capacitance (3) and the second capacitance (4) between the first inductance (1) both ends, is installed on the second inductance (2) both ends
Between third capacitance (5) and the 4th capacitance (6), wherein the electricity of the inductance value and the second inductance (2) of first inductance (1)
Sensibility reciprocal is identical;First capacitance (3), the second capacitance (4), third capacitance (5) and the 4th capacitance (6) capacitance all same.
2. a kind of high frequency low voltage filter according to claim 1, it is characterised in that:The cathode of first capacitance (3)
It is connected with the cathode of the second capacitance (4), the anode of first capacitance (3) and the anode of the second capacitance (4) are separately connected the
The first terminals (11) and the second terminals (12) that one inductance (1) both ends are formed;The cathode and the 4th of the third capacitance (5)
The cathode of capacitance (6) is connected, and the anode of the third capacitance (5) and the 4th capacitance (6) is separately connected the second inductance (2) both ends
Third terminals (21) and the 4th terminals (22).
3. a kind of high frequency low voltage filter according to claim 2, it is characterised in that:The inductance of first inductance (1)
The inductance value of amount and the second inductance (2) is 100uF 50V.
4. a kind of high frequency low voltage filter according to claim 3, it is characterised in that:First capacitance (3), the second electricity
The capacitance for holding (4), third capacitance (5) and the 4th capacitance (6) is 20H.
5. a kind of high frequency low voltage filter according to any one of claims 1-4, it is characterised in that:First capacitance
(3) and the second capacitance (4) is symmetrically distributed in the first inductance (1) both ends;The third capacitance (5) and the 4th capacitance (6) symmetrically divide
It is distributed in the second inductance (2) both ends.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721410731.9U CN207743945U (en) | 2017-10-27 | 2017-10-27 | A kind of high frequency low voltage filter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721410731.9U CN207743945U (en) | 2017-10-27 | 2017-10-27 | A kind of high frequency low voltage filter |
Publications (1)
Publication Number | Publication Date |
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CN207743945U true CN207743945U (en) | 2018-08-17 |
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ID=63114193
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201721410731.9U Expired - Fee Related CN207743945U (en) | 2017-10-27 | 2017-10-27 | A kind of high frequency low voltage filter |
Country Status (1)
Country | Link |
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CN (1) | CN207743945U (en) |
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2017
- 2017-10-27 CN CN201721410731.9U patent/CN207743945U/en not_active Expired - Fee Related
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180817 Termination date: 20211027 |
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CF01 | Termination of patent right due to non-payment of annual fee |