tb6585fg TOSHIBA Semiconductor CORPORATION, tb6585fg Datasheet - Page 13

• Manufacturer Part Number: tb6585fg
• Description: 3-phase Sine-wave Pwm Driver For Bldc Motors
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Operation Flow
Position
signal
(hall sensor)
Speed
control
(V
CR
oscillation
sp
)
Power supply voltage 4.0 V (typ.)
Commutation signal
•
System clock
Undervoltage Protection (V
When the V
is outside the operating voltage range.
generator
detector
Position
M
Output: Off
power supply is turned on or off, commutation signal outputs are disabled while V
Phase alignment
Counter
M
Power Supply Monitoring)
Phase W
Output: On
Phase U
Phase V
13
(modulated signal)
(carrier frequency)
Triangular wave
Sine waveform
3.5 V (typ.)
Comparator
Output: Off
V
GND
V
M
M
(P-channel+
N-channel)
transistors
Output
power
TB6585FG
2008-03-04
U-phase
Output
V-phase
Output
W-phase
Output
M