JPH0386624U - - Google Patents
Info
- Publication number
- JPH0386624U JPH0386624U JP14802589U JP14802589U JPH0386624U JP H0386624 U JPH0386624 U JP H0386624U JP 14802589 U JP14802589 U JP 14802589U JP 14802589 U JP14802589 U JP 14802589U JP H0386624 U JPH0386624 U JP H0386624U
- Authority
- JP
- Japan
- Prior art keywords
- ceramic
- capacitor
- series
- filter
- ceramic filter
- 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.)
- Pending
Links
- 239000000919 ceramic Substances 0.000 claims description 12
- 239000003990 capacitor Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Description
第１図、第２図は本考案のセラミツクフイルタ
の一実施例を示す斜視図、回路図、第３図は本考
案のセラミツクフイルタの装置実装状態でのフイ
ルタ特性図、第４図は従来のセラミツクフイルタ
の一例を示す斜視図、第５図は従来のセラミツク
フイルタの装置実装状態でのフイルタ特性図であ
る。
４，５，６……コンデンサ、１０１，２０１…
…ケース、１０２，２０２……基板、１０３……
セラミツク板、１０４，２０４……入力端子、１
０５，２０５……出力端子、１０６，２０６……
アース端子、１０７，１０８，１０９……電極、
１１０，１１１……セラミツク振動子。
Figures 1 and 2 are perspective views and circuit diagrams showing one embodiment of the ceramic filter of the present invention, Figure 3 is a filter characteristic diagram of the ceramic filter of the present invention when it is mounted on a device, and Figure 4 is a diagram of the conventional ceramic filter. FIG. 5 is a perspective view showing an example of a ceramic filter, and is a characteristic diagram of a conventional ceramic filter when it is mounted on a device. 4,5,6...capacitor, 101,201...
...Case, 102, 202... Board, 103...
Ceramic board, 104, 204...Input terminal, 1
05,205...Output terminal, 106,206...
Earth terminal, 107, 108, 109...electrode,
110, 111...Ceramic vibrator.
Claims (1)
ク振動子を２組直列接続し、その直列接続点から
別のコンデンサを介して接地したラダー型回路か
らなるセラミツクフイルタにおいて、前記各コン
デンサは平板の両面に電極を形成したセラミツク
板からなり、且つこれらのセラミツク板がケース
外部にあることを特徴とするセラミツクフイルタ
。 In a ceramic filter consisting of a ladder-type circuit in which two sets of ceramic vibrators each having a capacitor added in series are connected in series and the series connection point is grounded via another capacitor, each capacitor has electrodes formed on both sides of a flat plate. 1. A ceramic filter characterized in that the filter is made of ceramic plates having a cylindrical shape, and these ceramic plates are located outside the case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14802589U JPH0386624U (en) | 1989-12-21 | 1989-12-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14802589U JPH0386624U (en) | 1989-12-21 | 1989-12-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0386624U true JPH0386624U (en) | 1991-09-02 |
Family
ID=31694493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14802589U Pending JPH0386624U (en) | 1989-12-21 | 1989-12-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0386624U (en) |
-
1989
- 1989-12-21 JP JP14802589U patent/JPH0386624U/ja active Pending
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