JPS63173912U - - Google Patents

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Publication number
JPS63173912U
JPS63173912U JP6557887U JP6557887U JPS63173912U JP S63173912 U JPS63173912 U JP S63173912U JP 6557887 U JP6557887 U JP 6557887U JP 6557887 U JP6557887 U JP 6557887U JP S63173912 U JPS63173912 U JP S63173912U
Authority
JP
Japan
Prior art keywords
transistor
base
resistors
differential amplifier
current
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
JP6557887U
Other languages
English (en)
Other versions
JPH057766Y2 (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 JP1987065578U priority Critical patent/JPH057766Y2/ja
Publication of JPS63173912U publication Critical patent/JPS63173912U/ja
Application granted granted Critical
Publication of JPH057766Y2 publication Critical patent/JPH057766Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Amplifiers (AREA)

Description

【図面の簡単な説明】
第１図は本考案の差動増幅器を適用した増幅回
路の一実施例の回路構成図、第２図は本考案の差
動増幅器の一実施例の回路図、第３図は従来の差
動増幅器の一例の回路図である。 １０……差動増幅器、１５〜１８……定電流源
、Ｒ１〜Ｒ４……抵抗、Ｑ１１〜Ｑ１８……トラ
ンジスタ。

Claims (1)

  1. 【実用新案登録請求の範囲】 入力信号を差動増幅するトランジスタのベース
    電流と同一の補償電流を生成して上記差動増幅用
    のトランジスタのベースに供給しオフセツト補償
    を行なう差動増幅器において、 複数の抵抗を直列接続して出力端子と入力端子
    との間を接続する帰環抵抗を構成し、 該複数の抵抗のうちの一部を介して該補償電流
    を該差動増幅用のトランジスタのベースに供給す
    るよう構成してなる差動増幅器。
JP1987065578U 1987-04-30 1987-04-30 Expired - Lifetime JPH057766Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987065578U JPH057766Y2 (ja) 1987-04-30 1987-04-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987065578U JPH057766Y2 (ja) 1987-04-30 1987-04-30

Publications (2)

Publication Number Publication Date
JPS63173912U true JPS63173912U (ja) 1988-11-11
JPH057766Y2 JPH057766Y2 (ja) 1993-02-26

Family

ID=30902782

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987065578U Expired - Lifetime JPH057766Y2 (ja) 1987-04-30 1987-04-30

Country Status (1)

Country Link
JP (1) JPH057766Y2 (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55134513A (en) * 1979-04-05 1980-10-20 Pioneer Electronic Corp Input bias adjusting circuit of amplifier
JPS6057248A (ja) * 1983-09-09 1985-04-03 Hitachi Medical Corp 機械走査型超音波探触子

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55134513A (en) * 1979-04-05 1980-10-20 Pioneer Electronic Corp Input bias adjusting circuit of amplifier
JPS6057248A (ja) * 1983-09-09 1985-04-03 Hitachi Medical Corp 機械走査型超音波探触子

Also Published As

Publication number Publication date
JPH057766Y2 (ja) 1993-02-26

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