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Features
• • • • • •
2-Phase 1 A Stepping Motor Driver Compensated Half Step Operation Chopper Current Control Unidirectional Single Wire Bus Interface with Error Feedback Intelligent Travel Operation Control Referencing by Extending or Retracting
Application
• Dynamic Headlamp Adjustment
Benefits
• • • •
Error Recognition with Feedback Short Circuit Protected Outputs Overtemperature Warning and Shut Off Supply Voltage Supervision
Intelligent Stepper Motor Driver ATA6830
Electrostatic sensitive device. Observe precautions for handling.
Description
The circuit serves to control a stepping motor for dynamic headlamp beam adjustment in automobiles. Two chopper-controlled H-bridges serve as the stepping motor driver.