TC78B016FTG集成电路（IC）的电机驱动器控制器规格书PDF中文资料

This product is a three-phase sine-wave PWM driver for brushless

motors. It controls motor rotation speed by changing the PWM

duty cycle, based on the speed control input. Hall signal is

supported to three sensor.

特性 Features

• Built-in Auto lead angle architecture (InPAC：Intelligent

Phase Control)

• Three-phase full wave drive

• Sine-wave PWM drive

• Hall amplifier (hall element / hall IC)

• Power supply: absolute maximum voltage: 40 V

• Output current: absolute maximum current: 3 A

• Selectable rotational speed command input signal:

Pulse duty signal input/ analog voltage input

• Selectable PWM frequency

• Adjustable minimum duty in PWM control

• Adjustable speed ratio in PWM control

• Selectable lead angle control function:

Auto lead angle function (proportion to frequency /phase control)

External lead angle control (32 steps correspond to 0° to 58°)

• Selectable rotation direction

• Brake function terminal

• Selectable lock detection function

• Restart function

• Rotation frequency signal (FG_OUT):

1 pulse/ electrical angle 360°, 3 pulses/ electrical angle 360°

• Lock detection signal (LD_OUT)

• Power supply voltage monitoring function

• Overcurrent detection circuit (ISD)

• Thermal shutdown circuit (TSD)

• Under voltage lockout circuit (UVLO)

• Current limit circuit: external sensing resistor

• Adjustable start conditions