Description: The UCN5891B is a unipolar stepper motor driver IC from Allegro MicroSystems. It is designed to drive a unipolar stepper motor in a full-step, half-step, or micro-stepping mode.Features:Wide operating voltage range: 4.5 V to 40 VHigh output current: up to 1.5 A per windingLow RDS(on) outputsIntegrated over-temperature protectionIntegrated thermal shutdownIntegrated under-voltage lockoutIntegrated over-current protectionIntegrated short-circuit protectionIntegrated over-voltage protectionApplications:RoboticsIndustrial automationMedical equipmentPrintersOffice automationHome appliances(For reference only)
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UCN5891B
