WO2022131113A1 - チップ型電子部品 - Google Patents
チップ型電子部品 Download PDFInfo
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- WO2022131113A1 WO2022131113A1 PCT/JP2021/045266 JP2021045266W WO2022131113A1 WO 2022131113 A1 WO2022131113 A1 WO 2022131113A1 JP 2021045266 W JP2021045266 W JP 2021045266W WO 2022131113 A1 WO2022131113 A1 WO 2022131113A1
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- pattern
- inductor
- connection
- capacitor
- patterns
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- 239000003990 capacitor Substances 0.000 claims abstract description 52
- 239000004020 conductor Substances 0.000 claims description 48
- 239000000463 material Substances 0.000 description 6
- 239000004642 Polyimide Substances 0.000 description 4
- 239000010408 film Substances 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000002955 isolation Methods 0.000 description 4
- 229920001721 polyimide Polymers 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/01—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate comprising only passive thin-film or thick-film elements formed on a common insulating substrate
- H01L27/016—Thin-film circuits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/01—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate comprising only passive thin-film or thick-film elements formed on a common insulating substrate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/40—Structural combinations of fixed capacitors with other electric elements, the structure mainly consisting of a capacitor, e.g. RC combinations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/10—Inductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/40—Capacitors
- H01L28/60—Electrodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/075—Ladder networks, e.g. electric wave filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/48—Networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source
Definitions
- the present invention relates to chip-type electronic components, and more particularly to chip-type electronic components including capacitors and inductors.
- Patent Document 1 discloses a chip-type electronic component including a capacitor and an inductor.
- the chip-type electronic component described in Patent Document 1 is provided with a capacitive electrode pattern having a narrow pattern width so as to overlap with the inductor pattern, thereby adding an auxiliary capacitance to the inductor pattern while suppressing the chip size.
- the main capacitors are arranged between the terminal electrodes in a plan view.
- the chip-type electronic component according to the present invention includes first and second terminal electrodes and first, second and third conductor layers, and the first conductor layer is a first and second terminal electrode, respectively.
- the first connection pattern is located between the first and second connection patterns provided at the positions overlapping with the first connection pattern and the second connection pattern, and is connected to one of the first and second terminal electrodes.
- the second conductor layer includes a first upper electrode pattern provided at a position overlapping the first lower electrode pattern and connected to the other of the first and second terminal electrodes.
- the first lower electrode pattern and the first upper electrode pattern constitute the first capacitor
- the third conductor layer includes the first inductor pattern having one end connected to the first terminal electrode.
- the inductor pattern of 1 is characterized by including a first section overlapping the first capacitor and a second section not overlapping the first capacitor.
- the present invention since a part of the first inductor pattern is provided so as to overlap with the first capacitor, a larger inductance can be obtained with a small chip size. Moreover, since an auxiliary capacitance is generated in the portion of the first inductor pattern that overlaps with the first capacitor, it is possible to improve the characteristics.
- the chip-type electronic component according to the present invention further includes third and fourth terminal electrodes, and the first conductor layer is provided at a position where it overlaps with the third and fourth terminal electrodes, respectively.
- a second conductor further comprising a connection pattern and a second lower electrode pattern located between the third connection pattern and the fourth connection pattern and connected to one of the third and fourth terminal electrodes.
- the layer is provided at a position overlapping the second lower electrode pattern and further includes a second upper electrode pattern connected to the other of the third and fourth terminal electrodes, the second lower electrode pattern and the second lower electrode pattern.
- the upper electrode pattern constitutes a second capacitor
- the third conductor layer further includes a second inductor pattern one end connected to the first terminal electrode, and the other end of the first inductor pattern is a third.
- the other end of the second inductor pattern may be connected to the terminal electrode of the fourth terminal electrode. According to this, it is possible to configure a splitter circuit in which one of the first and second terminal electrodes is used as an input terminal and the third and fourth terminal electrodes are used as a pair of output terminals.
- a part of the second section of the first inductor pattern is located between the first connection pattern and the third connection pattern or between the second connection pattern and the fourth connection pattern. It doesn't matter. According to this, since the third conductor layer is used more effectively, the chip size can be further reduced.
- the second inductor pattern may include a third section that overlaps with the second capacitor and a fourth section that does not overlap with the second capacitor. According to this, since the third conductor layer is used more effectively, the chip size can be further reduced. Moreover, since the second inductor pattern has an auxiliary capacitance at a portion overlapping with the second capacitor, it is possible to improve the characteristics.
- a part of the fourth section of the second inductor pattern is located between the first connection pattern and the third connection pattern or between the second connection pattern and the fourth connection pattern. It doesn't matter. According to this, since the third conductor layer is used more effectively, the chip size can be further reduced.
- FIG. 1 is a schematic perspective view showing the appearance of a chip-type electronic component 1 according to an embodiment of the present invention.
- FIG. 2 is a partial schematic cross-sectional view of the chip-type electronic component 1.
- FIG. 3 is a plan view for explaining the pattern shape of the conductor layer M1.
- FIG. 4 is a plan view for explaining the pattern shape of the resistance pattern R.
- FIG. 5 is a plan view for explaining the pattern shape of the insulating layer 22.
- FIG. 6 is a plan view for explaining the pattern shape of the conductor layer MM.
- FIG. 7 is a plan view for explaining the pattern shape of the insulating layer 23.
- FIG. 8 is a plan view for explaining the pattern shape of the conductor layer M2.
- FIG. 9 is a plan view for explaining the pattern shape of the insulating layer 24.
- FIG. 10 is a plan view for explaining the pattern shape of the conductor layer M3.
- FIG. 11 is a plan view for explaining the pattern shape of the insulating layer 25.
- FIG. 12 is a plan view for explaining the pattern shape of the conductor layer M4.
- FIG. 13 is a plan view for explaining the pattern shape of the insulating layer 26.
- FIG. 14 is a plan view for explaining the pattern shape of the conductor layer M5.
- FIG. 15 is an equivalent circuit diagram of the chip type electronic component 1.
- FIG. 16 is a graph showing the insertion loss of the chip-type electronic component 1.
- FIG. 17 is a graph showing the reflection loss of the chip type electronic component 1.
- FIG. 18 is a graph showing the isolation of the chip-type electronic component 1.
- FIG. 1 is a schematic perspective view showing the appearance of a chip-type electronic component 1 according to an embodiment of the present invention. Further, FIG. 2 is a partial schematic cross-sectional view of the chip-type electronic component 1.
- the chip-type electronic component 1 is a splitter that splits a high-frequency signal into two, and includes a main body 10 and terminal electrodes 11 to 14 formed on the surface of the main body 10 as shown in FIG. ing.
- the terminal electrodes 11 to 14 are arranged at the four corners of the surface of the main body 10.
- the main body 10 is a conductor layer M1, MM, M2, M3 composed of a substrate 20, a flattening layer 21 covering the surface of the substrate 20, and Cu or the like provided on the flattening layer 21. , M4, M5, insulating layers 22 to 26, and a resistance pattern R.
- the material of the substrate 20 may be any material that is chemically and thermally stable, generates less stress, and can maintain the smoothness of the surface, and is not particularly limited, but is limited to silicon single crystal, alumina, and the like.
- Sapphire, aluminum nitride, MgO single crystal, SrTIO 3 single crystal, surface silicon oxide, glass, quartz, ferrite and the like can be used.
- the conductor layer M1 is a conductor layer located at the lowest layer, and includes connection patterns 31 to 34, lower electrode patterns 35 and 36, and inductor patterns 37 and 38 as shown in FIG.
- the connection patterns 31 to 34 are provided at positions overlapping with the terminal electrodes 11 to 14, respectively.
- the lower electrode pattern 35 is arranged between the connection pattern 31 and the connection pattern 32, and is connected to the connection pattern 32.
- the lower electrode pattern 36 is arranged between the connection pattern 33 and the connection pattern 34 and is connected to the connection pattern 34.
- Each of the inductor patterns 37 and 38 is a pattern wound for about one turn, and one end thereof is connected to the connection pattern 32.
- a part of the inductor pattern 37 meanders along the connection patterns 31 and 32 and the lower electrode pattern 35, and a part of the inductor pattern 38 meanders along the connection patterns 33 and 34 and the lower electrode pattern 36.
- the inductor pattern 37 includes a section located between the connection patterns 31 and 32, a section located between the connection patterns 31 and 33, and a section located between the connection patterns 32 and 34.
- the inductor pattern 38 includes a section located between the connection patterns 33 and 34, a section located between the connection patterns 31 and 33, and a section located between the connection patterns 32 and 34.
- a resistance pattern R is provided on the same layer as the conductor layer M1. As shown in FIG. 4, the resistance pattern R is arranged between the connection pattern 33 and the connection pattern 34.
- the conductor layer M1 is covered with the insulating layer 22.
- the insulating layer 22 is a thin film made of an inorganic insulating material such as silicon nitride, and constitutes a capacitive insulating film of a capacitor. As shown in FIG. 5, the insulating layer 22 is provided with openings 41 to 48. Of these, the openings 41 to 44 are provided at positions that expose the connection patterns 31 to 34, respectively, and the openings 45 and 46 are provided at positions that expose the other ends of the inductor patterns 37 and 38, respectively, and the openings 47, 48 is provided at a position where both ends of the resistance pattern R are exposed.
- a conductor layer MM is provided on the insulating layer 22.
- the conductor layer MM includes the upper electrode patterns 51 and 52.
- the upper electrode patterns 51 and 52 are provided at positions overlapping with the lower electrode patterns 35 and 36, respectively.
- the lower electrode pattern 35, the upper electrode pattern 51, and the insulating layer 22 form the first capacitor
- the lower electrode pattern 36, the upper electrode pattern 52, and the insulating layer 22 form the second capacitor.
- the conductor layer MM is covered with an insulating layer 23 made of a resin material such as polyimide. As shown in FIG. 7, the insulating layer 23 is provided with openings 60 to 69. Of these, the openings 61 to 64 are provided at positions where the connection patterns 31 to 34 are exposed via the openings 41 to 44, respectively, and the openings 65 and 66 are provided through the openings 45 and 46, respectively. The openings 60 and 67 are provided at positions where the other ends of 38 are exposed, the openings 60 and 67 are provided at positions where the upper electrode patterns 51 and 52 are exposed, respectively, and the openings 68 and 69 are provided through the openings 47 and 48, respectively. It is provided at a position where both ends of R are exposed.
- a conductor layer M2 is provided on the insulating layer 23.
- the conductor layer M2 includes connection patterns 70 to 76, 79 and inductor patterns 77, 78.
- the connection patterns 71 to 74 are provided at positions overlapping the terminal electrodes 11 to 14, respectively, and are connected to the connection patterns 31 to 34 via the openings 61 to 64 and the openings 41 to 44, respectively.
- the connection patterns 75 and 76 are connected to the upper electrode patterns 51 and 52 via the openings 60 and 67, respectively.
- the connection patterns 70 and 79 are connected to both ends of the resistance pattern R via the openings 68 and 69 and the openings 47 and 48, respectively.
- the inductor patterns 77 and 78 are both patterns wound for about one turn.
- a part of the inductor pattern 77 meanders along the connection patterns 71, 72, 75, and a part of the inductor pattern 78 meanders along the connection patterns 70, 73, 74, 79.
- the inductor pattern 77 includes a section located between the connection patterns 71 and 72, a section located between the connection patterns 71 and 73, and a section located between the connection patterns 72 and 74.
- the inductor pattern 78 includes a section located between the connection patterns 73 and 74, a section located between the connection patterns 71 and 73, and a section located between the connection patterns 72 and 74.
- the conductor layer M2 is covered with an insulating layer 24 made of a resin material such as polyimide. As shown in FIG. 9, the insulating layer 24 is provided with openings 81 to 86. Of these, the openings 81 to 84 are provided at positions that expose the connection patterns 71 to 74, respectively, and the openings 85 and 86 are provided at positions that expose the other ends of the inductor patterns 77 and 78, respectively.
- a conductor layer M3 is provided on the insulating layer 24. As shown in FIG. 10, the conductor layer M3 includes connection patterns 91 to 94 and inductor patterns 95 and 96.
- the connection patterns 91 to 94 are provided at positions overlapping the terminal electrodes 11 to 14, respectively, and are connected to the connection patterns 71 to 74 via openings 81 to 84, respectively.
- One end of the inductor patterns 95 and 96 is connected to the other end of the inductor patterns 77 and 78 via openings 85 and 86, respectively.
- the inductor patterns 95 and 96 are both patterns wound for about 1.5 turns.
- a part of the inductor pattern 95 meanders along the connection patterns 91 and 92, and a part of the inductor pattern 96 meanders along the connection patterns 93 and 94.
- the inductor pattern 95 includes a section located between the connection patterns 91 and 92, a section located between the connection patterns 91 and 93, and a section located between the connection patterns 92 and 94.
- the inductor pattern 96 includes a section located between the connection patterns 93 and 94, a section located between the connection patterns 91 and 93, and a section located between the connection patterns 92 and 94.
- the inductor pattern 95 a part of the section located between the connection patterns 91 and 92 is provided at a position overlapping with the first capacitor and the connection pattern 75.
- the other sections are provided at positions that do not overlap with the first capacitor and the connection pattern 75.
- a part of the section of the inductor pattern 96 located between the connection patterns 93 and 94 is provided at a position overlapping the second capacitor and the connection pattern 76.
- the other sections are provided at positions that do not overlap with the second capacitor and the connection pattern 76.
- the conductor layer M3 is covered with an insulating layer 25 made of a resin material such as polyimide. As shown in FIG. 11, the insulating layer 25 is provided with openings 101 to 106. Of these, the openings 101 to 104 are provided at positions that expose the connection patterns 91 to 94, respectively, and the openings 105 and 106 are provided at positions that expose the other ends of the inductor patterns 95 and 96, respectively.
- a conductor layer M4 is provided on the insulating layer 25.
- the conductor layer M4 includes connection patterns 111 to 114 and inductor patterns 115 and 116.
- the connection patterns 111 to 114 are provided at positions overlapping the terminal electrodes 11 to 14, respectively, and are connected to the connection patterns 91 to 94 via the openings 101 to 104, respectively.
- One end of the inductor patterns 115 and 116 is connected to the other end of the inductor patterns 95 and 96 via openings 105 and 106, respectively.
- the other ends of the inductor patterns 115 and 116 are connected to the connection patterns 113 and 114, respectively.
- the inductor patterns 115 and 116 are both patterns wound for about one turn.
- the inductor pattern 115 meanders along the connection patterns 111 and 112.
- the inductor pattern 115 includes a section located between the connection patterns 111 and 112, a section located between the connection patterns 111 and 113, and a section located between the connection patterns 112 and 114.
- the inductor pattern 116 includes a section located between the connection patterns 113 and 114, a section located between the connection patterns 111 and 113, and a section located between the connection patterns 112 and 114.
- the conductor layer M4 is covered with an insulating layer 26 made of a resin material such as polyimide. As shown in FIG. 13, the insulating layer 26 is provided with openings 121 to 124. The openings 121 to 124 are provided at positions that expose the connection patterns 111 to 114, respectively.
- a conductor layer M5 is provided on the insulating layer 26. As shown in FIG. 14, the conductor layer M5 includes terminal electrodes 11 to 14. The terminal electrodes 11 to 14 are connected to the connection patterns 111 to 114 via the openings 121 to 124, respectively. As shown in FIG. 2, the surface of the terminal electrodes 11 to 14 may be covered with the plating film P made of Ni and Au.
- the chip type electronic component 1 constitutes the splitter circuit shown in FIG.
- the terminal electrode 11 is grounded to the ground GND, an input signal is supplied to the terminal electrode 12, and an output signal is output from the terminal electrodes 13 and 14.
- the first capacitor C1 connected between the terminal electrode 11 and the terminal electrode 12 is composed of a lower electrode pattern 35, an upper electrode pattern 51, and an insulating layer 22.
- the second capacitor C2 connected between the terminal electrode 13 and the terminal electrode 14 is composed of a lower electrode pattern 36, an upper electrode pattern 52, and an insulating layer 22.
- a resistance pattern R is also connected between the terminal electrode 13 and the terminal electrode 14.
- the first inductor L1 connected between the terminal electrode 12 and the terminal electrode 13 is composed of inductor patterns 37, 77, 95, 115.
- the second inductor L2 connected between the terminal electrode 12 and the terminal electrode 14 is composed of inductor patterns 38, 78, 96, 116.
- a part of the inductor pattern 95 located in the conductor layer M3 overlaps with the connection pattern 75 located in the conductor layer M2. Therefore, a capacitance is generated between the inductor pattern 95 and the connection pattern 75. That is, as shown in FIG. 15, an auxiliary third capacitor C3 is added between the terminal electrode 11 and the first inductor L1.
- a part of the inductor pattern 96 located in the conductor layer M3 overlaps with the connection pattern 76 located in the conductor layer M2, a capacitance is generated between the inductor pattern 96 and the connection pattern 76. That is, as shown in FIG.
- an auxiliary fourth capacitor C4 is added between the terminal electrode 13 and the second inductor L2.
- the insulating layer 24 that separates the conductor layers M2 and M3 is significantly thicker than the insulating layer 22 that is a capacitive insulating film, the capacitances of the third and fourth capacitors C3 and C4 are small. By adding such capacitors C3 and C4, various characteristics described later are improved.
- 16 to 18 are graphs showing insertion loss, reflection loss and isolation, respectively, the solid line shows the characteristics of the chip type electronic component 1 according to the present embodiment, and the broken line shows the third and fourth capacitors C3 and C4, respectively. Shows the characteristics when is not present. Insertion loss is the loss that occurs when the signal input to the terminal electrode 12 is output from the terminal electrodes 13 and 14, and reflection loss is the component that the signal input to the terminal electrode 12 is reflected by the terminal electrode 12 and is isolated. Is the isolation between the terminal electrode 13 and the terminal electrode 14. As shown in FIGS. 16 to 18, it can be seen that the addition of the third and fourth capacitors C3 and C4 improves all of the insertion loss, the reflection loss and the isolation.
- the inductor patterns 95 and 96 overlap with the capacitors C1 and C2, respectively, whereby the auxiliary third and fourth capacitors C3 and C3 Since C4 is added, it is possible to improve various characteristics required for the splitter.
- the section of the inductor pattern 95 located between the adjacent connection patterns 91 and 92 meanders along the connection patterns 91 and 92 and overlaps with the capacitor C1, and is between the adjacent connection patterns 93 and 94 of the inductor pattern 96. Since the section located at is meandering along the connection patterns 93 and 94 and overlaps with the capacitor C2, the wiring length of the inductor patterns 95 and 96 can be lengthened. This makes it possible to reduce the chip size while ensuring the required inductance.
- both the third and fourth capacitors C3 and C4 are added, but this point is not essential in the present invention, and only the third capacitor C3 may be added.
- 1 Chip type electronic component 10 Main body 11-14 Terminal electrode 20 Substrate 21 Flattening layer 22-26 Insulation layer 23 Insulation layer 24 Inductor layer 25 Inductor layer 26 Inductor layer 31 Connection pattern 31-34 Connection pattern 35, 36 Lower electrode pattern 36 Lower electrode patterns 37, 38 Inductor patterns 41 to 48 Openings 51, 52 Upper electrode patterns 60 to 69 Openings 70 to 76, 79 Connection patterns 77, 78 Inductor patterns 81 to 86 Openings 91 to 94 Connection patterns 95, 96 Inductor pattern 101 to 106 Opening 111 to 114 Connection pattern 115, 116 Inductor pattern 121 to 124 Opening C1 First capacitor C2 Second capacitor C3 Third capacitor C4 Fourth capacitor L1 First inductor L2 Second Inductors M1, MM, M2, M3, M4, M5 Conductor layer P Plated film R Resistance pattern
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Abstract
Description
10 本体部
11~14 端子電極
20 基板
21 平坦化層
22~26 絶縁層
23 絶縁層
24 絶縁層
25 絶縁層
26 絶縁層
31 接続パターン
31~34 接続パターン
35,36 下部電極パターン
36 下部電極パターン
37,38 インダクタパターン
41~48 開口部
51,52 上部電極パターン
60~69 開口部
70~76,79 接続パターン
77,78 インダクタパターン
81~86 開口部
91~94 接続パターン
95,96 インダクタパターン
101~106 開口部
111~114 接続パターン
115,116 インダクタパターン
121~124 開口部
C1 第1のキャパシタ
C2 第2のキャパシタ
C3 第3のキャパシタ
C4 第4のキャパシタ
L1 第1のインダクタ
L2 第2のインダクタ
M1,MM,M2,M3,M4,M5 導体層
P メッキ膜
R 抵抗パターン
Claims (5)
- 第1及び第2の端子電極と、
第1、第2及び第3の導体層と、を備え、
前記第1の導体層は、それぞれ前記第1及び第2の端子電極と重なる位置に設けられた第1及び第2の接続パターンと、前記第1の接続パターンと前記第2の接続パターンの間に位置し、前記第1及び第2の端子電極の一方に接続された第1の下部電極パターンとを含み、
前記第2の導体層は、前記第1の下部電極パターンと重なる位置に設けられ、前記第1及び第2の端子電極の他方に接続された第1の上部電極パターンを含み、
前記第1の下部電極パターン及び前記第1の上部電極パターンは、第1のキャパシタを構成し、
前記第3の導体層は、一端が前記第1の端子電極に接続された第1のインダクタパターンを含み、
前記第1のインダクタパターンは、前記第1のキャパシタと重なる第1の区間と、前記第1のキャパシタと重ならない第2の区間を含むことを特徴とするチップ型電子部品。 - 第3及び第4の端子電極をさらに備え、
前記第1の導体層は、それぞれ前記第3及び第4の端子電極と重なる位置に設けられた第3及び第4の接続パターンと、前記第3の接続パターンと前記第4の接続パターンの間に位置し、前記第3及び第4の端子電極の一方に接続された第2の下部電極パターンとをさらに含み、
前記第2の導体層は、前記第2の下部電極パターンと重なる位置に設けられ、前記第3及び第4の端子電極の他方に接続された第2の上部電極パターンをさらに含み、
前記第2の下部電極パターン及び前記第2の上部電極パターンは、第2のキャパシタを構成し、
前記第3の導体層は、一端が前記第1の端子電極に接続された第2のインダクタパターンをさらに含み、
前記第1のインダクタパターンの他端は前記第3の端子電極に接続され、前記第2のインダクタパターンの他端は前記第4の端子電極に接続されることを特徴とする請求項1に記載のチップ型電子部品。 - 前記第1のインダクタパターンの前記第2の区間の一部は、前記第1の接続パターンと前記第3の接続パターンの間または前記第2の接続パターンと前記第4の接続パターンの間に位置することを特徴とする請求項2に記載のチップ型電子部品。
- 前記第2のインダクタパターンは、前記第2のキャパシタと重なる第3の区間と、前記第2のキャパシタと重ならない第4の区間を含むことを特徴とする請求項2又は3に記載のチップ型電子部品。
- 前記第2のインダクタパターンの前記第4の区間の一部は、前記第1の接続パターンと前記第3の接続パターンの間または前記第2の接続パターンと前記第4の接続パターンの間に位置することを特徴とする請求項4に記載のチップ型電子部品。
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US18/256,301 US20240038754A1 (en) | 2020-12-15 | 2021-12-09 | Chip-type electronic component |
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JPH07106898A (ja) * | 1993-10-04 | 1995-04-21 | Tdk Corp | 高周波信号分配・合成器 |
JPH11103229A (ja) * | 1997-09-26 | 1999-04-13 | Tdk Corp | 高周波部品およびその製造方法 |
JPH11145754A (ja) * | 1997-11-13 | 1999-05-28 | Murata Mfg Co Ltd | 積層型lcフィルタ |
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Publication number | Priority date | Publication date | Assignee | Title |
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JPH07106898A (ja) * | 1993-10-04 | 1995-04-21 | Tdk Corp | 高周波信号分配・合成器 |
JPH11103229A (ja) * | 1997-09-26 | 1999-04-13 | Tdk Corp | 高周波部品およびその製造方法 |
JPH11145754A (ja) * | 1997-11-13 | 1999-05-28 | Murata Mfg Co Ltd | 積層型lcフィルタ |
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WO2024034205A1 (ja) * | 2022-08-10 | 2024-02-15 | Tdk株式会社 | 電子部品 |
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