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Individual Board Specification; Speed Closed-Loop Control - Toshiba TB6605FTG Reference Manual

Mcd evaluation board for pump motor control
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MCD Evaluation Board for Pump Motor Control Reference Guide

7. Individual Board Specification

7.1 Speed Closed-loop control

• Additional parts are introduced
The Speed control part realizes the closed loop by using PI control
The VSP is used to determine the target speed
The LA voltage is used as a feedback signal to represent current speed
The Dif-in is used to adjust output duty to control motor speed
PWM-in should be connected to GND
Startup control part
Speed control part
PI
VSP
START
HC+
TB6605FTG
PWM-in
FET
Dif-in
LA
OUTA
OUTB
OUTC
+
HA+
HB+
HC+
© 2017 Toshiba Electronic Devices & Storage Corporation
Motor
Hall IC signal
convertor part
13

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