JPH0451095U - - Google Patents
Info
- Publication number
- JPH0451095U JPH0451095U JP9329890U JP9329890U JPH0451095U JP H0451095 U JPH0451095 U JP H0451095U JP 9329890 U JP9329890 U JP 9329890U JP 9329890 U JP9329890 U JP 9329890U JP H0451095 U JPH0451095 U JP H0451095U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- constant current
- control circuit
- current control
- pulse motor
- 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
- 230000005284 excitation Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Control Of Stepping Motors (AREA)
Description
第１図は本考案の一実施例の回路図、第２図は
第１図の動作を説明する波形図、第３図は従来の
パルスモータ駆動回路の一例を示す回路図である
。
１１……励磁コイル、１２……ＰチヤンネルＭ
ＯＳ ＦＥＴ、１３……ＭＯＳ ＦＥＴ、１４，
１７〜１９，２３，２４，Ｒ１〜Ｒ４……抵抗、
１５，１６……比較器、２０，２１……オアゲー
ト、２２……インバータ、２５……ダイオード。
FIG. 1 is a circuit diagram of an embodiment of the present invention, FIG. 2 is a waveform diagram explaining the operation of FIG. 1, and FIG. 3 is a circuit diagram showing an example of a conventional pulse motor drive circuit. 11... Excitation coil, 12... P channel M
OS FET, 13...MOS FET, 14,
17-19, 23, 24, R1 - R4 ...Resistance,
15, 16... Comparator, 20, 21... OR gate, 22... Inverter, 25... Diode.
Claims (1)
に保持する定電流制御回路と、 該定電流制御回路に与えられる複数の電流設定
値を発生する電流設定回路と、 該電流設定回路の所望の出力を前記定電流制御
回路に選択的に与える切換回路、 とで構成されたことを特徴とするパルスモータ
駆動回路。[Scope of Claim for Utility Model Registration] A constant current control circuit that maintains a constant current flowing through an excitation coil of a pulse motor, a current setting circuit that generates a plurality of current setting values given to the constant current control circuit, and the current. A pulse motor drive circuit comprising: a switching circuit that selectively supplies a desired output of the setting circuit to the constant current control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9329890U JPH0451095U (en) | 1990-09-05 | 1990-09-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9329890U JPH0451095U (en) | 1990-09-05 | 1990-09-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0451095U true JPH0451095U (en) | 1992-04-30 |
Family
ID=31830394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9329890U Pending JPH0451095U (en) | 1990-09-05 | 1990-09-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0451095U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01264596A (en) * | 1988-04-13 | 1989-10-20 | Canon Inc | Controller for stepping motor |
-
1990
- 1990-09-05 JP JP9329890U patent/JPH0451095U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01264596A (en) * | 1988-04-13 | 1989-10-20 | Canon Inc | Controller for stepping motor |
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