JPS6442611U - - Google Patents

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Publication number
JPS6442611U
JPS6442611U JP13729387U JP13729387U JPS6442611U JP S6442611 U JPS6442611 U JP S6442611U JP 13729387 U JP13729387 U JP 13729387U JP 13729387 U JP13729387 U JP 13729387U JP S6442611 U JPS6442611 U JP S6442611U
Authority
JP
Japan
Prior art keywords
conversion element
photo
electro
constant current
amplifier 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
Application number
JP13729387U
Other languages
English (en)
Other versions
JPH0522973Y2 (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 JP1987137293U priority Critical patent/JPH0522973Y2/ja
Priority to US07/205,459 priority patent/US4945301A/en
Priority to DE3820128A priority patent/DE3820128A1/de
Publication of JPS6442611U publication Critical patent/JPS6442611U/ja
Application granted granted Critical
Publication of JPH0522973Y2 publication Critical patent/JPH0522973Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

【図面の簡単な説明】
第1図はこの考案実施例の増幅回路の回路図、
第2図はこの考案の他の実施例の増幅回路の回路
図、第3図及び第4図はそれぞれ従来の増幅回路
の回路図である。 3:増幅用トランジスタ、6:定電流負荷回路
、6a:電気―光変換素子、6b:光―電気変換
素子、6c:電圧―電流変換用トランジスタ、6
e:駆動電源。

Claims (1)

    【実用新案登録請求の範囲】
  1. エミツタ接地した増幅用トランジスタ3のコレ
    クターに接続した定電流負荷回路6を具備する増
    幅回路において、前記定電流負荷回路6が少なく
    とも電気―光変換素子6aと、当該素子6aを駆
    動する電源6eと、前記電気―光変換素子6aと
    光学的に結合された光―電気変換素子6bと、当
    該光―電気変換素子6bの出力電圧を電流に変換
    する電圧―電流変換用トランジスタ6cより構成
    されることを特徴とする増幅回路。
JP1987137293U 1987-06-12 1987-09-07 Expired - Lifetime JPH0522973Y2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1987137293U JPH0522973Y2 (ja) 1987-09-07 1987-09-07
US07/205,459 US4945301A (en) 1987-06-12 1988-06-10 Constant-voltage power supply circuit and amplifier circuit and DA converter using the constant-voltage power supply circuit
DE3820128A DE3820128A1 (de) 1987-06-12 1988-06-13 Schaltkreis fuer eine konstantspannungs-stromversorgung sowie verstaerkerschaltkreis und digital-analog-wandler zur verwendung mit dem vorgenannten schaltkreis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987137293U JPH0522973Y2 (ja) 1987-09-07 1987-09-07

Publications (2)

Publication Number Publication Date
JPS6442611U true JPS6442611U (ja) 1989-03-14
JPH0522973Y2 JPH0522973Y2 (ja) 1993-06-14

Family

ID=31398585

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987137293U Expired - Lifetime JPH0522973Y2 (ja) 1987-06-12 1987-09-07

Country Status (1)

Country Link
JP (1) JPH0522973Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009219722A (ja) * 2008-03-18 2009-10-01 Yoshida Dental Mfg Co Ltd 歯科診療ユニットの加圧式流体排出装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59201508A (ja) * 1983-04-30 1984-11-15 Toshiba Corp 電圧電流変換回路

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59201508A (ja) * 1983-04-30 1984-11-15 Toshiba Corp 電圧電流変換回路

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009219722A (ja) * 2008-03-18 2009-10-01 Yoshida Dental Mfg Co Ltd 歯科診療ユニットの加圧式流体排出装置

Also Published As

Publication number Publication date
JPH0522973Y2 (ja) 1993-06-14

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