JPS61202953U - - Google Patents

Info

Publication number
JPS61202953U
JPS61202953U JP8541785U JP8541785U JPS61202953U JP S61202953 U JPS61202953 U JP S61202953U JP 8541785 U JP8541785 U JP 8541785U JP 8541785 U JP8541785 U JP 8541785U JP S61202953 U JPS61202953 U JP S61202953U
Authority
JP
Japan
Prior art keywords
signal
circuit
installing
constant current
utility
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
Application number
JP8541785U
Other languages
English (en)
Other versions
JPH0354450Y2 (ja
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 filed Critical
Priority to JP1985085417U priority Critical patent/JPH0354450Y2/ja
Publication of JPS61202953U publication Critical patent/JPS61202953U/ja
Application granted granted Critical
Publication of JPH0354450Y2 publication Critical patent/JPH0354450Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Control Of Electrical Variables (AREA)
  • Networks Using Active Elements (AREA)

Description

【図面の簡単な説明】
第1図はこの考案のフイルタ回路の実施例を示
す回路図、第2図および第3図は従来のフイルタ
回路を示す回路図である。 2……整流回路、30……定電流回路、32,
34……トランジスタ、36……ブートストラツ
プキヤパシタ。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 直流信号および交流信号からなる入力信号
    を整流する整流回路を設置し、この整流回路の整
    流出力から交流成分を除いて直流信号を取り出す
    定電流回路を設置したことを特徴とするフイルタ
    回路。 (2) 前記定電流回路は、一対のトランジスタの
    ベース・コレクタ間を共通に接続し、かつ、その
    ベース・エミツタ間を共通に接続し、各トランジ
    スタのベース間にブートストラツプキヤパシタを
    接続したことを特徴とする実用新案登録請求の範
    囲第1項に記載のフイルタ回路。
JP1985085417U 1985-06-06 1985-06-06 Expired JPH0354450Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985085417U JPH0354450Y2 (ja) 1985-06-06 1985-06-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985085417U JPH0354450Y2 (ja) 1985-06-06 1985-06-06

Publications (2)

Publication Number Publication Date
JPS61202953U true JPS61202953U (ja) 1986-12-20
JPH0354450Y2 JPH0354450Y2 (ja) 1991-12-02

Family

ID=30635796

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985085417U Expired JPH0354450Y2 (ja) 1985-06-06 1985-06-06

Country Status (1)

Country Link
JP (1) JPH0354450Y2 (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5157235U (ja) * 1974-10-31 1976-05-06

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5157235U (ja) * 1974-10-31 1976-05-06

Also Published As

Publication number Publication date
JPH0354450Y2 (ja) 1991-12-02

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