JPS59189317U - current amplifier - Google Patents

current amplifier

Info

Publication number
JPS59189317U
JPS59189317U JP8540883U JP8540883U JPS59189317U JP S59189317 U JPS59189317 U JP S59189317U JP 8540883 U JP8540883 U JP 8540883U JP 8540883 U JP8540883 U JP 8540883U JP S59189317 U JPS59189317 U JP S59189317U
Authority
JP
Japan
Prior art keywords
amplifier
output current
current amplifier
current
compensation
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
JP8540883U
Other languages
Japanese (ja)
Inventor
谷本　彰久
野沢　輝夫
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP8540883U priority Critical patent/JPS59189317U/en
Publication of JPS59189317U publication Critical patent/JPS59189317U/en
Pending legal-status Critical Current

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  • Amplifiers (AREA)

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) [Abstract] 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図は従来の電流増巾器の構成を示すブロック図、第
２図はこの考案の一実施例による電流増巾器の構成を示
すブロック図である。 １・・・電流増巾器、２・・・比較器、３・・・補償コ
ンデンサ、４・・・利得調整抵抗、５・・・増巾器、６
・・・電流検出器、７・・・負荷、８・・・定数選択ス
イッチ。なお、図中同一符号は同−文は相当部分を示す
。FIG. 1 is a block diagram showing the structure of a conventional current amplifier, and FIG. 2 is a block diagram showing the structure of a current amplifier according to an embodiment of the invention. DESCRIPTION OF SYMBOLS 1... Current amplifier, 2... Comparator, 3... Compensation capacitor, 4... Gain adjustment resistor, 5... Amplifier, 6
...Current detector, 7...Load, 8...Constant selection switch. Note that the same reference numerals and the same sentences in the figures indicate corresponding parts.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 負荷に供給される出力電流に対応する出力電流帰還信号
を電流基準信号と比較し、その差を示す制御動作信号を
補償回路を通して増巾器に供給し、その増巾器から上記
出力電流を取出すようにした電流増巾器において、上記
補償回路は、相互に容量の異なる複数の補償コンデンサ
ーと、この補償コンデンサーの一つを選択するスイッチ
とを備えていることを特徴とする電流増巾器。An output current feedback signal corresponding to the output current supplied to the load is compared with a current reference signal, a control operation signal indicating the difference is supplied to an amplifier through a compensation circuit, and the output current is extracted from the amplifier. In the current amplifier, the compensation circuit includes a plurality of compensation capacitors having mutually different capacities, and a switch for selecting one of the compensation capacitors.
JP8540883U 1983-06-02 1983-06-02 current amplifier Pending JPS59189317U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8540883U JPS59189317U (en) 1983-06-02 1983-06-02 current amplifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8540883U JPS59189317U (en) 1983-06-02 1983-06-02 current amplifier

Publications (1)

Publication Number Publication Date
JPS59189317U true JPS59189317U (en) 1984-12-15

Family

ID=30215373

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8540883U Pending JPS59189317U (en) 1983-06-02 1983-06-02 current amplifier

Country Status (1)

Country Link
JP (1) JPS59189317U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5721105A (en) * 1980-07-14 1982-02-03 Hitachi Ltd Audio power amplifier
JPS5758867U (en) * 1980-09-26 1982-04-07

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5721105A (en) * 1980-07-14 1982-02-03 Hitachi Ltd Audio power amplifier
JPS5758867U (en) * 1980-09-26 1982-04-07

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