TB6572AFG*** Toshiba, TB6572AFG*** Datasheet - Page 20

• Manufacturer Part Number: TB6572AFG***
• Manufacturer: Toshiba

Specifications of TB6572AFG***

• Function: Controller
• Vopmax (vm*): 17V (30V)
• Io (lpeak): 20mA
• Sinusoidal Current Wave: yes
• Sensor-less: no
• Speed Feedback Loop: yes
• Package: QFP52
• Rohs Compatible†: yes

Integral amp output
(speed command)
V
READY output
CC
< V
< V
Integral amp output
(speed command)
V
*: The READY output can not be driven Low when START = High (STOP mode). Thus the drive mode returns to
*: The READY output can not be driven Low when BRAKE = Low (BRAKE mode). Thus the drive mode returns
Drive mode
CC
V
READY output
= 28.5 V
CC
CC
CC
synchronous rectification at the falling edge of START.
to synchronous rectification at the rising edge of BRAKE.
= 24 V
V
START
Drive mode
CC
(typ.)
Bounce Prevention Mode
Bounce Prevention Mode
= 28.5 V
BRAKE
START
= 24 V
(typ.)
Deceleration mode
Deceleration mode
Sync. rectification
Constant speed
LOW
Sync. rectification
V
LOW
Constant speed
CC
V
bounce
CC
bounce
Rotating
(when the TB6572AFG is put in STOP mode during deceleration) >
(when the TB6572AFG is put in BRAKE mode during deceleration) >
High-side
PWM
High-side
PWM
All low-side outputs ON
20
Outputs OFF
STOP
BRAKE
Sync. rectification
Sync. rectification
Rotating
START
Constant speed
Constant speed
TB6572AFG
2008-1-21