JPS58125416U - low pass filter - Google Patents
low pass filterInfo
- Publication number
- JPS58125416U JPS58125416U JP2154982U JP2154982U JPS58125416U JP S58125416 U JPS58125416 U JP S58125416U JP 2154982 U JP2154982 U JP 2154982U JP 2154982 U JP2154982 U JP 2154982U JP S58125416 U JPS58125416 U JP S58125416U
- Authority
- JP
- Japan
- Prior art keywords
- winding
- pass filter
- low pass
- core
- series
- 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
Landscapes
- Filters And Equalizers (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図、第２図は従来のローパスフィルタの回路図であ
り、第３図は本固案のローパスフィルタの実施例を示す
断面図であり、第４図ａ、 ｂは夫々第３図の向路図と
等価回路図であり、第５図は本考案のローパスフィルタ
の特性図である。
１．２：ＬＣ並列共振回路、３：基板、４：コア、５：
キャップコア、６：ケース、７：端子ピン、８゜９：巻
溝、１０．１１：凹部、Ｌｌ、 Ｌ２． Ｌ３゜Ｌｌ
１． Ｌｌ ２：巻線、Ｌｌ、 Ｌ５：相互インダクタ
ンス、ｃｌ、Ｃ２：コンデンサ。1 and 2 are circuit diagrams of a conventional low-pass filter, FIG. 3 is a sectional view showing an embodiment of the proposed low-pass filter, and FIGS. 4a and 4b are the circuit diagrams of the conventional low-pass filter. These are a direction diagram and an equivalent circuit diagram, and FIG. 5 is a characteristic diagram of the low-pass filter of the present invention. 1.2: LC parallel resonant circuit, 3: board, 4: core, 5:
Cap core, 6: Case, 7: Terminal pin, 8°9: Winding groove, 10.11: Recess, Ll, L2. L3゜Ll
1. Ll 2: winding, Ll, L5: mutual inductance, cl, C2: capacitor.
Claims (1)
の巻溝に直列接続された３個の巻線を巻回して片端の巻
線を他のいずれの巻線とも負結合させると共に他端の巻
線を中央の巻線と正結合させ、夫々の巻線の接続点を該
結合により得られた相互インダクタンスと基板内に収納
されたコンデンサの直列回路を介して接地して形成され
ることヲ特徴とするローパスフィルタ。A core with three flanges is fixed on a substrate, three windings connected in series are wound around two winding grooves of the core, and the winding at one end is negatively coupled to any other winding. At the same time, the winding at the other end is positively coupled to the central winding, and the connection point of each winding is grounded through the mutual inductance obtained by this coupling and a series circuit of a capacitor housed in the board. A low-pass filter characterized by being formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2154982U JPS58125416U (en) | 1982-02-19 | 1982-02-19 | low pass filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2154982U JPS58125416U (en) | 1982-02-19 | 1982-02-19 | low pass filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58125416U true JPS58125416U (en) | 1983-08-26 |
Family
ID=30033665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2154982U Pending JPS58125416U (en) | 1982-02-19 | 1982-02-19 | low pass filter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58125416U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0685519U (en) * | 1993-05-14 | 1994-12-06 | 東光株式会社 | Balanced low-pass filter |
-
1982
- 1982-02-19 JP JP2154982U patent/JPS58125416U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0685519U (en) * | 1993-05-14 | 1994-12-06 | 東光株式会社 | Balanced low-pass filter |
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