JPS5826224U - variable impedance circuit - Google Patents
variable impedance circuitInfo
- Publication number
- JPS5826224U JPS5826224U JP11867381U JP11867381U JPS5826224U JP S5826224 U JPS5826224 U JP S5826224U JP 11867381 U JP11867381 U JP 11867381U JP 11867381 U JP11867381 U JP 11867381U JP S5826224 U JPS5826224 U JP S5826224U
- Authority
- JP
- Japan
- Prior art keywords
- field effect
- effect transistor
- variable impedance
- source
- impedance circuit
- 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
Landscapes
- Networks Using Active Elements (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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の可変インピーダンス回路の回路図。第２
図および第３図はＦＥＴの出力特性曲線および伝達特性
曲線。第４図は本考案の一実施例の回路図。第５図は本
考案の他の実施例の回路図。
１・・・信号路、２および６・・・ＦＥＴ、 ４および
５・・・抵抗。FIG. 1 is a circuit diagram of a conventional variable impedance circuit. Second
Figure 3 shows the output characteristic curve and transfer characteristic curve of the FET. FIG. 4 is a circuit diagram of an embodiment of the present invention. FIG. 5 is a circuit diagram of another embodiment of the present invention. 1... Signal path, 2 and 6... FET, 4 and 5... Resistor.
Claims (1)
ダンスをゲート電圧によって可変する可変インピーダン
ス回路において、前記電界効果トランジスタのソースと
アースとの間に抵抗を挿入し、前記電界効果トランジス
タのドレインに電流源を接続するか、または前記電界効
果トランジスタのソースにソースが接続されかつ前記電
界効果−トランジスタのゲートにゲートが接続された他
の電界効果トランジスタのドレインに電流源を接続して
なることを特徴とする可変インピーダンス回路。In a variable impedance circuit that varies impedance between the drain and source of a field effect transistor by a gate voltage, a resistor is inserted between the source of the field effect transistor and ground, and a current source is connected to the drain of the field effect transistor. or a variable impedance, characterized in that the source is connected to the source of the field effect transistor, and a current source is connected to the drain of another field effect transistor whose gate is connected to the gate of the field effect transistor. circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11867381U JPS5826224U (en) | 1981-08-10 | 1981-08-10 | variable impedance circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11867381U JPS5826224U (en) | 1981-08-10 | 1981-08-10 | variable impedance circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5826224U true JPS5826224U (en) | 1983-02-19 |
| JPH018013Y2 JPH018013Y2 (en) | 1989-03-02 |
Family
ID=29912795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11867381U Granted JPS5826224U (en) | 1981-08-10 | 1981-08-10 | variable impedance circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5826224U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61249884A (en) * | 1985-04-30 | 1986-11-07 | 本田技研工業株式会社 | Connector of switch for car such as motorcycle |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5220995U (en) * | 1975-07-30 | 1977-02-15 |
-
1981
- 1981-08-10 JP JP11867381U patent/JPS5826224U/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5220995U (en) * | 1975-07-30 | 1977-02-15 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61249884A (en) * | 1985-04-30 | 1986-11-07 | 本田技研工業株式会社 | Connector of switch for car such as motorcycle |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH018013Y2 (en) | 1989-03-02 |
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