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5-phase stepping motor driver IC with new pentagon driver. The built-in sequencer allows motor to be driven by an external clock(CL) input. Driver will consist of 3 package configuration: Nch power MOS FET array for output stage, and SI-7510+MOS array x 2.

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■Application Note

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    ・Main supply voltage: cc1=10V to 42V 
    ・Logic supply voltage Vcc2 =3V to 5.5V
    ・Switching between forward (CW) and backward (CCW) regulation
    ・4 phase (Half), 4-5 phase (Full) switching
    ・Enable/Disable switching During Disable, a clock input will automatically sequence to the next level, since the internal counter is in operation
    ・Built charge pump circuit for high-side. This product employs Nch MOS FET for all output stages, and therefore charge pump circuit is built-in for high-side.
    ・Self-excitation constant current control with external Rt/Ct
    ・Maximum output current is dependant on the rating of the MOS FET array used together with the motor driver
      Output current Io=6A SLA5073+SLA5074
      Output current Io=7A SLA5068+SLA5065


Excitation Method 4 phase/4-5 phase
Maximum Supply Voltage 42 V
STP (Simultaneous ON Protection Feature) YES
Package Weight (Typ.) g

Block Diagram

Block Diagram

Pin Configuration Definitions

Pin Configuration Definitions

Physical Dimensions

Physical Dimensions

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