JPS5915293U - DC motor speed control circuit - Google Patents

DC motor speed control circuit

Info

Publication number
JPS5915293U
JPS5915293U JP1982109562U JP10956282U JPS5915293U JP S5915293 U JPS5915293 U JP S5915293U JP 1982109562 U JP1982109562 U JP 1982109562U JP 10956282 U JP10956282 U JP 10956282U JP S5915293 U JPS5915293 U JP S5915293U
Authority
JP
Japan
Prior art keywords
transistor
control
motor
speed control
control 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.)
Pending
Application number
JP1982109562U
Other languages
Japanese (ja)
Inventor
石田　倫久
Original Assignee
三洋電機株式会社
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 三洋電機株式会社 filed Critical 三洋電機株式会社
Priority to JP1982109562U priority Critical patent/JPS5915293U/en
Publication of JPS5915293U publication Critical patent/JPS5915293U/en
Pending legal-status Critical Current

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Landscapes

  • Control Of Direct Current Motors (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) [Summary] 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]

図は本考案の直流モータの速度制御回路図である。 １・・・直流モータ゛、２・・・駆動トランジスタ、３
・・・分流トランジスタ、６・・・制御トランジスタ、
７・・・切換スイッチ、９・・・誤差電圧検出回路、１
０・・・基準電源。The figure is a speed control circuit diagram of the DC motor of the present invention. 1... DC motor, 2... Drive transistor, 3
... Shunt transistor, 6... Control transistor,
7... Selector switch, 9... Error voltage detection circuit, 1
0...Reference power supply.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 、　直流モータに直列に接続された駆動トランジスタと
、該駆動トランジスタとベースが共通に接続された分流
トランジスタと、前記駆動トランジスタ及び分流トラン
ジスタを制御する制御トランジスタと、前記直流モータ
の端子電圧の変動と基準電圧を比較し、その差電圧に応
じて出力電圧を変化し前記制御トランジスタを制御する
誤差電圧検出回路とを備え、前記制御トランジスタのベ
ースに切換スイッチを介して制御用のバイアス電圧を供
給可能にしたことを特徴とする直流モータの速度制御回
路。, a drive transistor connected in series to the DC motor, a shunt transistor whose base is commonly connected to the drive transistor, a control transistor that controls the drive transistor and the shunt transistor, and fluctuations in the terminal voltage of the DC motor. and an error voltage detection circuit that compares reference voltages and changes the output voltage according to the difference voltage to control the control transistor, and can supply a control bias voltage to the base of the control transistor via a changeover switch. A speed control circuit for a DC motor, characterized by:
JP1982109562U 1982-07-19 1982-07-19 DC motor speed control circuit Pending JPS5915293U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1982109562U JPS5915293U (en) 1982-07-19 1982-07-19 DC motor speed control circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1982109562U JPS5915293U (en) 1982-07-19 1982-07-19 DC motor speed control circuit

Publications (1)

Publication Number Publication Date
JPS5915293U true JPS5915293U (en) 1984-01-30

Family

ID=30255165

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1982109562U Pending JPS5915293U (en) 1982-07-19 1982-07-19 DC motor speed control circuit

Country Status (1)

Country Link
JP (1) JPS5915293U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63190586A (en) * 1987-01-29 1988-08-08 Rohm Co Ltd Electronic governor

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS573396B2 (en) * 1975-07-14 1982-01-21
JPS5761990B2 (en) * 1977-09-12 1982-12-27 Matsushita Electric Ind Co Ltd

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS573396B2 (en) * 1975-07-14 1982-01-21
JPS5761990B2 (en) * 1977-09-12 1982-12-27 Matsushita Electric Ind Co Ltd

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63190586A (en) * 1987-01-29 1988-08-08 Rohm Co Ltd Electronic governor

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