TA8493F 데이터 시트보기 (PDF) - Toshiba

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TA8493F

Toshiba Bipolar Linear Integrated Circuit Multi-Chip

Toshiba 

TA8493F/AF/BF

When VC > Vref, one of three modes (reverse rotation, reversing brake or short brake mode) can be selected by

setting the MS and BRK pins appropriately.

<Function>

VC < Vref

VC > Vref

BRK

H

L

H

Forward Forward

MS

L

Forward Forward

BRK

H

L

H

Short

brake

Reverse

MS

L

Short Reversing

brake

brake

In Short Brake mode, the upper-stage power transistor is turned on and the lower-stage power transistor

is turned off.

(short brake)

MS: H or L, BRK: H

VC

Vref

Forward mode

Short

Brake

mode

Forward mode

(reversing brake)

(1) When stopping the motor by applying a reversing brake after a short brake

MS: L

H

BRK

L

VC

Vref

Forward mode

Short Reversing

Brake Brake

mode mode

Stopped

9

2003-10-07

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