JPH0235307U - - Google Patents
Info
- Publication number
- JPH0235307U JPH0235307U JP11295488U JP11295488U JPH0235307U JP H0235307 U JPH0235307 U JP H0235307U JP 11295488 U JP11295488 U JP 11295488U JP 11295488 U JP11295488 U JP 11295488U JP H0235307 U JPH0235307 U JP H0235307U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- read
- common
- power supply
- supply 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Digital Magnetic Recording (AREA)
Description
第１図は本考案の回路構成図、第２図は従来技
術の回路構成図である。
１０……リード／ライトコイル、１０ａ……セ
ンタータツプ、２００……コモン電圧発生回路、
３００……定電圧発生回路、Ｖｃｃ……電源電圧
。
FIG. 1 is a circuit diagram of the present invention, and FIG. 2 is a circuit diagram of the prior art. 10...read/write coil, 10a...center tap, 200...common voltage generation circuit,
300... Constant voltage generation circuit, Vcc... Power supply voltage.
Claims (1)
入力電圧を供給するコモン電源回路において、 リード／ライトコイルのセンタータツプに接続
されたコモン端子に電源電圧に依存しない定電圧
を供給する定電圧回路と、 リード時に前記定電圧回路を有効にするリード
選択回路と、 前記コモン端子に大電流を供給可能な電流供給
回路と、 ライト時に前記電流供給回路を選択するライト
選択回路とを含む磁気記録装置のコモン電源回路
。[Claim for Utility Model Registration] In a common power supply circuit that supplies a common input voltage to the read/write coil of a magnetic recording device, a constant voltage independent of the power supply voltage is applied to the common terminal connected to the center tap of the read/write coil. a read selection circuit that enables the constant voltage circuit when reading; a current supply circuit that can supply a large current to the common terminal; and a write selection circuit that selects the current supply circuit when writing. A common power supply circuit for a magnetic recording device including.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11295488U JPH0755681Y2 (en) | 1988-08-29 | 1988-08-29 | Common power supply circuit for magnetic recording devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11295488U JPH0755681Y2 (en) | 1988-08-29 | 1988-08-29 | Common power supply circuit for magnetic recording devices |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0235307U true JPH0235307U (en) | 1990-03-07 |
| JPH0755681Y2 JPH0755681Y2 (en) | 1995-12-20 |
Family
ID=31352366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11295488U Expired - Lifetime JPH0755681Y2 (en) | 1988-08-29 | 1988-08-29 | Common power supply circuit for magnetic recording devices |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0755681Y2 (en) |
-
1988
- 1988-08-29 JP JP11295488U patent/JPH0755681Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0755681Y2 (en) | 1995-12-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0235307U (en) | ||
| JPS6087001U (en) | Control circuit backup power supply circuit | |
| JPS61167009U (en) | ||
| JPS63175271U (en) | ||
| JPS60155007U (en) | Write current generation circuit for flexible disk device | |
| JPS61190701A (en) | Writing control circuit for floppy disk drive | |
| JPH0386746U (en) | ||
| JPS59135517U (en) | writing device | |
| JPS6374703U (en) | ||
| JPS6125051U (en) | Backup power supply circuit | |
| JPS6275554U (en) | ||
| JPS5933118U (en) | floppy disk device | |
| JPS63113250U (en) | ||
| JPH0256270U (en) | ||
| JPS60127022U (en) | signal output device | |
| JPH0216462U (en) | ||
| JPS6435501U (en) | ||
| JPH0289699U (en) | ||
| JPH01181107U (en) | ||
| JPH0172383U (en) | ||
| JPH0435247U (en) | ||
| JPS6076430U (en) | Memory battery power supply | |
| JPS6054206U (en) | magnetic recording circuit | |
| JPH0435213U (en) | ||
| JPS5936010U (en) | Headshot sense circuit |