JPS6055128U - analog switch circuit - Google Patents

analog switch circuit

Info

Publication number
JPS6055128U
JPS6055128U JP14696583U JP14696583U JPS6055128U JP S6055128 U JPS6055128 U JP S6055128U JP 14696583 U JP14696583 U JP 14696583U JP 14696583 U JP14696583 U JP 14696583U JP S6055128 U JPS6055128 U JP S6055128U
Authority
JP
Japan
Prior art keywords
analog switch
circuit
switch circuit
amplifier circuit
switching transistor
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
Application number
JP14696583U
Other languages
Japanese (ja)
Inventor
沢 豊太郎
Original Assignee
株式会社東芝
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社東芝 filed Critical 株式会社東芝
Priority to JP14696583U priority Critical patent/JPS6055128U/en
Publication of JPS6055128U publication Critical patent/JPS6055128U/en
Pending legal-status Critical Current

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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

【図面の簡単な説明】[Brief explanation of drawings]

第1図は従来におけるアナログスイッチ回路の回路構成
図、第2図は本考案の一実施例におけるアナログスイッ
チ回路の回路構成図、第3図は本考案の具体的な設計例
の効果を説明するための信号波形図である。 2・・・増幅回路、3・・・直流阻止コンデンサ、4・
・・スピーカ、5・・・抵抗、6・・・制御スイッチ、
10・・・スイッチングトランジスタ。
Fig. 1 is a circuit diagram of a conventional analog switch circuit, Fig. 2 is a circuit diagram of an analog switch circuit according to an embodiment of the present invention, and Fig. 3 explains the effects of a specific design example of the present invention. FIG. 2... Amplifier circuit, 3... DC blocking capacitor, 4...
...Speaker, 5...Resistor, 6...Control switch,
10...Switching transistor.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] アナログ信号を増幅して直流バイアス電圧とともに出力
する増幅回路と、負荷に直列接続された直流阻止コンデ
ンサとの間に介在され、制御スイッチのオンオフに従っ
て上記増幅回路から負荷へ至る回路を断続する1個のス
イッチングトランジスタを有するアナログスイッチ回路
において、前記スイッチングトランジスタのコレクタを
前記増幅回路の出力端に接続するとともにエミッタを前
記直流阻止コンデンサに接続し、かつベースを抵抗を介
して前記制御スイッチに接続したことを特徴とするアナ
ログスイッチ回路。
One unit that is interposed between an amplifier circuit that amplifies an analog signal and outputs it together with a DC bias voltage, and a DC blocking capacitor that is connected in series with the load, and that connects and disconnects the circuit from the amplifier circuit to the load according to the on/off status of a control switch. In an analog switch circuit having a switching transistor, the collector of the switching transistor is connected to the output terminal of the amplifier circuit, the emitter is connected to the DC blocking capacitor, and the base is connected to the control switch via a resistor. An analog switch circuit featuring
JP14696583U 1983-09-22 1983-09-22 analog switch circuit Pending JPS6055128U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14696583U JPS6055128U (en) 1983-09-22 1983-09-22 analog switch circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14696583U JPS6055128U (en) 1983-09-22 1983-09-22 analog switch circuit

Publications (1)

Publication Number Publication Date
JPS6055128U true JPS6055128U (en) 1985-04-18

Family

ID=30326958

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14696583U Pending JPS6055128U (en) 1983-09-22 1983-09-22 analog switch circuit

Country Status (1)

Country Link
JP (1) JPS6055128U (en)

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