JPS60147996U - DC non-commutator motor drive circuit - Google Patents
DC non-commutator motor drive circuitInfo
- Publication number
- JPS60147996U JPS60147996U JP3359984U JP3359984U JPS60147996U JP S60147996 U JPS60147996 U JP S60147996U JP 3359984 U JP3359984 U JP 3359984U JP 3359984 U JP3359984 U JP 3359984U JP S60147996 U JPS60147996 U JP S60147996U
- Authority
- JP
- Japan
- Prior art keywords
- drive circuit
- commutator motor
- output
- motor drive
- predetermined period
- 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
Links
Landscapes
- Control Of Motors That Do Not Use Commutators (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
第１図は直流無整子モータの従来の駆動回路を示す回路
図。第２図は本考案の一実施例の構成を示す回路図。
１．４，５．２０，２４および３０・・・トランジスタ
、２・・・ホール素子、３・・・演算増幅器、６□−・
・電流ブースタ、７・・・ステータコイル、１７および
、２７・・・ダイオード、２１・・・ツェナーダイオー
ド。FIG. 1 is a circuit diagram showing a conventional drive circuit for a DC non-commutated motor. FIG. 2 is a circuit diagram showing the configuration of an embodiment of the present invention. 1.4, 5.20, 24 and 30...transistor, 2...Hall element, 3...operational amplifier, 6□--
- Current booster, 7... Stator coil, 17 and 27... Diode, 21... Zener diode.
Claims (1)
ータの位置を検出するホール素子と、ホール素子から出
力されたホール電圧を増幅してステータコイルに駆動電
力を供給する増幅手段と、供給された誤差電圧に対応し
てホール素子の制御電流を変化させる制御手段とを備え
てなる直流無整流子モータの駆動回路において、前記増
幅手段の出力電流が所定値を超えたことを検出する検出
手段と、該検出手段の検出出力が所定期間にわたって継
続して出力されたとき前記所定期間経過時から前記制御
電流を実質的に遮断する遮断手段とを備えてなることを
特徴とする直流無整流子モータの駆動回路。A Hall element that detects the position of the rotor, which consists of magnets magnetized alternately to N and S poles on the circumference, and an amplifier that amplifies the Hall voltage output from the Hall element and supplies driving power to the stator coil. In a drive circuit for a DC non-commutator motor, the output current of the amplifying means exceeds a predetermined value. and a cutoff means that substantially cuts off the control current after the elapse of the predetermined period when the detection output of the detection means is continuously output for a predetermined period of time. A drive circuit for a DC non-commutator motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3359984U JPS60147996U (en) | 1984-03-10 | 1984-03-10 | DC non-commutator motor drive circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3359984U JPS60147996U (en) | 1984-03-10 | 1984-03-10 | DC non-commutator motor drive circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60147996U true JPS60147996U (en) | 1985-10-01 |
Family
ID=30536198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3359984U Pending JPS60147996U (en) | 1984-03-10 | 1984-03-10 | DC non-commutator motor drive circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60147996U (en) |
-
1984
- 1984-03-10 JP JP3359984U patent/JPS60147996U/en active Pending
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