TA84005F データシートの表示（PDF） - Toshiba

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TA84005F

Three-Phase Wave Motor Driver IC

Toshiba 

TA84005F/FG

<Synchronous rectification PWM>

Connecting the TA84005F/FG to the TB6548F/FG controls the synchronous rectification PWM.

At chopping OFF, power dissipation is reduced by operating the Pch-MOS in reverse and regenerating the

motor’s current.

VM

ON

Pch-MOS

OFF

VOUT

<Coil current route>

When chopping is ON

When chopping is OFF

<Timing Chart>

When controlling synchronous rectification PWM

IN-P

IN-N

VOUT

8

2004-08-10

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