DRV8824 Datasheet, PDF (8/22 Pages) Texas Instruments – STEPPER MOTOR CONTROLLER IC

DRV8824
SLVSA06E – OCTOBER 2009 – REVISED AUGUST 2011
FUNCTIONAL DESCRIPTION
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PWM Motor Drivers
The DRV8824 contains two H-bridge motor drivers with current-control PWM circuitry. A block diagram of the
motor control circuitry is shown in Figure 2.
Figure 2. Motor Control Circuitry
Note that there are multiple VM motor power supply pins. All VM pins must be connected together to the motor
supply voltage.
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