JPS6219716U - - Google Patents
Info
- Publication number
- JPS6219716U JPS6219716U JP10955885U JP10955885U JPS6219716U JP S6219716 U JPS6219716 U JP S6219716U JP 10955885 U JP10955885 U JP 10955885U JP 10955885 U JP10955885 U JP 10955885U JP S6219716 U JPS6219716 U JP S6219716U
- Authority
- JP
- Japan
- Prior art keywords
- intermediate frequency
- frequency transformer
- variable intermediate
- magnetic
- magnetic layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000005291 magnetic effect Effects 0.000 claims description 11
- 239000003990 capacitor Substances 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims description 2
- 239000000696 magnetic material Substances 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000005294 ferromagnetic effect Effects 0.000 description 2
- 238000010304 firing Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Coils Or Transformers For Communication (AREA)
Description
第１図〜第２３図は、本考案による積層チツプ
可変中間周波トランスの製造工程を示す平面図で
ある。第２４図は、本考案による積層チツプ可変
中間周波トランスの焼成後の斜視図である。第２
５図は、本考案による積層チツプ可変中間周波ト
ランスの等価回路図である。第２６図は、本考案
による積層チツプ可変中間周波トランスの最終的
な斜視図である。第２７図は、本考案による積層
チツプ可変中間周波トランスの原理図である。第
２８図〜第３０図は、第２７図のａ―ａ′線での
断面図である。第３１図〜第３２図は、本考案と
従来技術による積層チツプ可変中間周波トランス
の特性の違いを示すグラフ図である。第３３図は
、従来技術による積層チツプ可変中間周波トラン
スの原理図である。第３４図は、第３３図のａ―
ａ′線での断面図である。図中の各番号が示す名
称を以下に挙げる。なお同一番号は同一部位を示
すものとする。
１，３，５，７，１０，１３，１５，１７，１
９：強磁性体層、２，４，６，９，１２，１４，
１６，１８，２０，２２：導体層、８，１１：非
磁性体層、２１，２３：誘電体層、２４：貫通孔
、２５，２６：外部電極、２７：トリマー、２８
：磁心、２９：フランジ、３０：非磁性体層、３
１：強磁性体層（積層トランス部分）、３２：誘
電体層（積層コンデンサ部分）、３３：積層トラ
ンス内部電極、３４：積層コンデンサ内部電極、
３５：非磁性体層（従来技術）。
1 to 23 are plan views showing the manufacturing process of a multilayer chip variable intermediate frequency transformer according to the present invention. FIG. 24 is a perspective view of the laminated chip variable intermediate frequency transformer according to the present invention after firing. Second
FIG. 5 is an equivalent circuit diagram of a multilayer chip variable intermediate frequency transformer according to the present invention. FIG. 26 is a final perspective view of the multilayer chip variable intermediate frequency transformer according to the present invention. FIG. 27 is a principle diagram of a multilayer chip variable intermediate frequency transformer according to the present invention. 28 to 30 are cross-sectional views taken along line aa' in FIG. 27. FIGS. 31 and 32 are graphs showing the difference in characteristics between the multilayer chip variable intermediate frequency transformer according to the present invention and the prior art. FIG. 33 is a principle diagram of a multilayer chip variable intermediate frequency transformer according to the prior art. Figure 34 shows the a-
FIG. 3 is a sectional view taken along line a'. The names indicated by each number in the figure are listed below. Note that the same numbers indicate the same parts. 1, 3, 5, 7, 10, 13, 15, 17, 1
9: Ferromagnetic layer, 2, 4, 6, 9, 12, 14,
16, 18, 20, 22: conductor layer, 8, 11: nonmagnetic layer, 21, 23: dielectric layer, 24: through hole, 25, 26: external electrode, 27: trimmer, 28
: magnetic core, 29: flange, 30: non-magnetic layer, 3
1: Ferromagnetic layer (multilayer transformer part), 32: Dielectric layer (multilayer capacitor part), 33: Multilayer transformer internal electrode, 34: Multilayer capacitor internal electrode,
35: Nonmagnetic layer (prior art).
Claims (1)
層により構成される積層トランス部分と、 この積層トランス部分の少なくとも一箇所に形
成され、磁性体層の面積よりは小さい所定の面積
に設定された非磁性体層と、 磁性体層と非磁性体層を貫通する貫通孔とを備
える積層チツプ可変中間周波トランスであつて、 前記貫通孔内の磁気コア部材の移動によりイン
ダクタンスとインダクタンス変化量を任意に設定
できることを特徴とする積層チツプ可変中間周波
トランス。 (2) 前記磁気コア部材は、磁心トリマーとフラ
ンジを備え、トリマーとフランジは非磁性材料で
構成され、フランジに対するトリマーの回転によ
り磁心が移動する実用新案登録請求の範囲第１項
記載の積層チツプ可変中間周波トランス。 (3) 前記積層チツプ可変中間周波トランスは、
積層コンデンサを形成する誘電体層を備えている
実用新案登録請求の範囲第１項記載の積層チツプ
可変中間周波トランス。[Claims for Utility Model Registration] (1) A laminated transformer portion consisting of a magnetic layer and a conductor layer formed on the magnetic layer; A multilayer chip variable intermediate frequency transformer comprising a non-magnetic layer set to a predetermined area smaller than the area, and a through-hole penetrating the magnetic layer and the non-magnetic layer, the magnetic core inside the through-hole A multilayer chip variable intermediate frequency transformer characterized in that the inductance and the amount of change in inductance can be set arbitrarily by moving the members. (2) The laminated chip according to claim 1, wherein the magnetic core member includes a magnetic core trimmer and a flange, the trimmer and the flange are made of a non-magnetic material, and the magnetic core moves by rotation of the trimmer with respect to the flange. Variable intermediate frequency transformer. (3) The laminated chip variable intermediate frequency transformer is
A multilayer chip variable intermediate frequency transformer according to claim 1, comprising a dielectric layer forming a multilayer capacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10955885U JPH039304Y2 (en) | 1985-07-19 | 1985-07-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10955885U JPH039304Y2 (en) | 1985-07-19 | 1985-07-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6219716U true JPS6219716U (en) | 1987-02-05 |
| JPH039304Y2 JPH039304Y2 (en) | 1991-03-08 |
Family
ID=30987758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10955885U Expired JPH039304Y2 (en) | 1985-07-19 | 1985-07-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH039304Y2 (en) |
-
1985
- 1985-07-19 JP JP10955885U patent/JPH039304Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH039304Y2 (en) | 1991-03-08 |
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