JPS6273354U - - Google Patents
Info
- Publication number
- JPS6273354U JPS6273354U JP16312085U JP16312085U JPS6273354U JP S6273354 U JPS6273354 U JP S6273354U JP 16312085 U JP16312085 U JP 16312085U JP 16312085 U JP16312085 U JP 16312085U JP S6273354 U JPS6273354 U JP S6273354U
- Authority
- JP
- Japan
- Prior art keywords
- disk device
- flexible disk
- stepping motor
- transistor
- logic
- 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
- 238000010586 diagram Methods 0.000 description 4
- 230000005284 excitation Effects 0.000 description 1
Landscapes
- Control Of Stepping Motors (AREA)
- Moving Of Head For Track Selection And Changing (AREA)
Description
第１図はこの考案の一実施例によるフレキシブ
ルデイスク装置のステツピングモータ駆動回路図
、第２図は省電力時におけるステツピングモータ
駆動回路図、第３図は従来のステツピングモータ
駆動回路図、第４図は従来のステツピングモータ
駆動回路における省電力時の信号の流れを示す図
である。
図中、１はフレキシブルデイスク装置用ロジツ
クＩＣ、２は励磁信号、３はステツピングモータ
駆動用ＩＣ、４は駆動電流、５はステツピングモ
ータ、９はトランジスタ、１１は回路直列抵抗で
ある。なお、図中、同一符号は同一、又は相当部
分を示す。
FIG. 1 is a stepping motor drive circuit diagram of a flexible disk device according to an embodiment of this invention, FIG. 2 is a stepping motor drive circuit diagram during power saving, and FIG. 3 is a conventional stepping motor drive circuit diagram. FIG. 4 is a diagram showing a signal flow during power saving in a conventional stepping motor drive circuit. In the figure, 1 is a logic IC for a flexible disk device, 2 is an excitation signal, 3 is a stepping motor driving IC, 4 is a driving current, 5 is a stepping motor, 9 is a transistor, and 11 is a circuit series resistance. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
ステツピングモータ駆動用ＩＣの間に、トランジ
スタと回路直列抵抗を設けることにより、非動作
時に低消費電力としたことを特徴としたフレキシ
ブルデイスク装置。 Logic IC for flexible disk device,
A flexible disk device characterized by low power consumption during non-operation by providing a transistor and a circuit series resistor between a stepping motor driving IC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16312085U JPS6273354U (en) | 1985-10-24 | 1985-10-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16312085U JPS6273354U (en) | 1985-10-24 | 1985-10-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6273354U true JPS6273354U (en) | 1987-05-11 |
Family
ID=31091023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16312085U Pending JPS6273354U (en) | 1985-10-24 | 1985-10-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6273354U (en) |
-
1985
- 1985-10-24 JP JP16312085U patent/JPS6273354U/ja active Pending