tb6537pg TOSHIBA Semiconductor CORPORATION, tb6537pg Datasheet - Page 10

• Manufacturer Part Number: tb6537pg
• Description: 3-phase Full-wave Sensorless Controller For Brushless Dc Motors
• Manufacturer: TOSHIBA Semiconductor CORPORATION

9. Start/Stop Control
Timing chart
of a frequency four times higher than the resonator frequency or greater is input continuously.
PWM signal
Detection
timing
Start
PWM signal
Detection
timing
Stop
Start/Stop operation is controlled using the PWM signal input pin.
A stop is acknowledged when the PWM signal duty is 0, and a start is acknowledged when the ON-signal
Note: Take sufficient care regarding noise on the PWM signal input pin.
512 periods at the resonator frequency
512 periods at the resonator frequency
First detection
10
First detection
Second detection
TB6537P/PG/F/FG
Start
Second detection
and stop
2006-3-6