JPH0358026U - - Google Patents

Info

Publication number
JPH0358026U
JPH0358026U JP11935389U JP11935389U JPH0358026U JP H0358026 U JPH0358026 U JP H0358026U JP 11935389 U JP11935389 U JP 11935389U JP 11935389 U JP11935389 U JP 11935389U JP H0358026 U JPH0358026 U JP H0358026U
Authority
JP
Japan
Prior art keywords
common
differential amplifier
amplifier circuit
feedback loop
negative feedback
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
JP11935389U
Other languages
English (en)
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 JP11935389U priority Critical patent/JPH0358026U/ja
Publication of JPH0358026U publication Critical patent/JPH0358026U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第1図は本考案の差動増幅回路の一実施例の回
路図、第2図a及び第2図bは本考案の効果を表
す周波数特性図、第3図は従来の差動増幅回路の
一例の回路図、第4図は第3図の回路における出
力周波数特性を示す図、第5図は従来の同相負帰
還ループを有する差動増幅回路の一例の回路図で
ある。 Q1〜Q4……トランジスタ、R1〜R14…
…抵抗、C1……コンデンサ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 両相出力の同相成分を取り出し、これをトラン
    ジスタ定電流源のベース端子に印加する同相負帰
    還ループを有する差動増幅回路において、前記同
    相負帰還ループ内のトランジスタ定電流源のベー
    ス端子の直前にエミツタフオロアを設けたことを
    特徴とする差動増幅回路。
JP11935389U 1989-10-12 1989-10-12 Pending JPH0358026U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11935389U JPH0358026U (ja) 1989-10-12 1989-10-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11935389U JPH0358026U (ja) 1989-10-12 1989-10-12

Publications (1)

Publication Number Publication Date
JPH0358026U true JPH0358026U (ja) 1991-06-05

Family

ID=31667478

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11935389U Pending JPH0358026U (ja) 1989-10-12 1989-10-12

Country Status (1)

Country Link
JP (1) JPH0358026U (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0590849A (ja) * 1991-09-30 1993-04-09 Nec Corp 差動増幅回路
JPH11330947A (ja) * 1998-02-19 1999-11-30 Lucent Technol Inc 差動バッファの共通モ―ド出力電圧を制御するための方法および装置
JP2000307365A (ja) * 1999-03-29 2000-11-02 Motorola Inc Rfバッファ回路および動作方法
JP2006284644A (ja) * 2005-03-31 2006-10-19 Ims:Kk 写真シール払出装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0590849A (ja) * 1991-09-30 1993-04-09 Nec Corp 差動増幅回路
JPH11330947A (ja) * 1998-02-19 1999-11-30 Lucent Technol Inc 差動バッファの共通モ―ド出力電圧を制御するための方法および装置
JP2000307365A (ja) * 1999-03-29 2000-11-02 Motorola Inc Rfバッファ回路および動作方法
JP2006284644A (ja) * 2005-03-31 2006-10-19 Ims:Kk 写真シール払出装置
JP4509843B2 (ja) * 2005-03-31 2010-07-21 株式会社アイ・エム・エス 写真シール払出装置

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