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參數(shù)資料
| 型號： | TA8493F |
| 廠商： | Toshiba Corporation |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | 3-PHASE FULL WAVE BRUSHLESS DC MOTOR DRIVER IC FOR CD-ROM DRIVES |
| 中文描述： | 3相全波無刷直流電動機驅(qū)動IC的CD - ROM驅(qū)動器 |
| 文件頁數(shù)： | 9/25頁 |
| 文件大?。?/td> | 250K |
| 代理商： | TA8493F |
TA8493F/AF/BF
2002-01-31
9
When V
C
V
ref
, one of three modes (reverse rotation, reversing brake or short brake mode) can be selected by
setting the MS and BRK pins appropriately.
<Function>
V
C
V
ref
V
C
V
ref
BRK
H
L
H
Forward
Forward
MS
L
Forward
Forward
In Short Brake mode, the upper-stage power transistor is turned on and the lower-stage power transistor
is turned off.
(short brake)
(reversing brake)
(1)
When stopping the motor by applying a reversing brake after a short brake
V
C
V
ref
Forward mode
Short
Brake
mode
Forward mode
MS: H or L, BRK: H
V
C
V
ref
BRK
H
L
Forward mode
Short
Brake
mode
Reversing
Brake
mode
Stopped
MS: L
BRK
H
L
H
Short
brake
Reverse
MS
L
Short
brake
Reversing
brake
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