3-Phase Full-Wave PWM Sensorless Controller for Brushless DC Motors

   TB6548F is a 3-phase full-wave sensorless controller for brushless DC motors. It is capable of controlling voltage by PWM signal input. It is capable of PWM type sensorless driving when used conjunction with TA84005F

FEATUREs
• 3-phase full-wave sensorless drive
• PWM control (PWM signal is supplied from external sources.)
• Turn-on signal output current: 20 mA
• Built-in protection against overcurrent
• Forward/reverse modes
• Built-in lead angle control function (0, 7.5, 15 and 30 degrees)
• Built-in lap turn-on function