JPS61113600U - - Google Patents
Info
- Publication number
- JPS61113600U JPS61113600U JP18086985U JP18086985U JPS61113600U JP S61113600 U JPS61113600 U JP S61113600U JP 18086985 U JP18086985 U JP 18086985U JP 18086985 U JP18086985 U JP 18086985U JP S61113600 U JPS61113600 U JP S61113600U
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- resistor
- winding
- converter
- switching element
- 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
- 238000004804 winding Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
Description
第１図は従来のパルスモータ駆動回路を示す回
路図、第２図は第１図に示す回路の各部の波形を
示す波形図、第３図は本考案によるパルスモータ
駆動回路の実施例を示す回路図、第４図は本実施
例の各部の波形を示す波形図である。
１……巻線、２，３……スイツチングトランジ
スタ、４……電流検出用抵抗、５……コンパレー
タ、６……ＲＳフリツプフロツプ、７……駆動ト
ランジスタ、８，９……抵抗。
Fig. 1 is a circuit diagram showing a conventional pulse motor drive circuit, Fig. 2 is a waveform diagram showing waveforms of each part of the circuit shown in Fig. 1, and Fig. 3 shows an embodiment of the pulse motor drive circuit according to the present invention. The circuit diagram and FIG. 4 are waveform diagrams showing waveforms of various parts of this embodiment. 1... Winding wire, 2, 3... Switching transistor, 4... Current detection resistor, 5... Comparator, 6... RS flip-flop, 7... Drive transistor, 8, 9... Resistor.
Claims (1)
り制御される第１のスイツチング素子と、前記巻
線に直列に接続された電流検出用抵抗と、該抵抗
の端子電圧を第１の端子に入力し基準電圧を抵抗
を介して第２の端子に入力するコンバータと、前
記巻線に接続され前記コンバータの出力信号に応
じて制御される第２のスイツチング素子とを有し
、前記コンバータの出力端子と前記第２の端子を
抵抗を介して接続したことを特徴とするパルスモ
ータ駆動回路。 A first switching element connected to a winding of a pulse motor and controlled by a drive pulse, a current detection resistor connected in series to the winding, and a terminal voltage of the resistor inputted to the first terminal and used as a reference. a converter that inputs a voltage to a second terminal via a resistor; and a second switching element that is connected to the winding and controlled according to an output signal of the converter, and that connects the output terminal of the converter and the A pulse motor drive circuit characterized in that a second terminal is connected via a resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18086985U JPS61113600U (en) | 1985-11-25 | 1985-11-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18086985U JPS61113600U (en) | 1985-11-25 | 1985-11-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61113600U true JPS61113600U (en) | 1986-07-18 |
Family
ID=30738428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18086985U Pending JPS61113600U (en) | 1985-11-25 | 1985-11-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61113600U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01298994A (en) * | 1988-05-25 | 1989-12-01 | Pfu Ltd | Stepping motor driving system |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5866599A (en) * | 1981-10-13 | 1983-04-20 | Nec Corp | Drive system for stepping motor |
-
1985
- 1985-11-25 JP JP18086985U patent/JPS61113600U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5866599A (en) * | 1981-10-13 | 1983-04-20 | Nec Corp | Drive system for stepping motor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01298994A (en) * | 1988-05-25 | 1989-12-01 | Pfu Ltd | Stepping motor driving system |