SLA7022MU

Overview

The SLA7022MU is a monolithic integrated circuit designed for driving two-phase stepper motors. It supports unipolar excitation modes, including full-step and half-step operation. The device integrates power output stages capable of delivering continuous current to the motor windings. Internal circuitry provides protection against thermal overload and short-circuit conditions. The component operates from a single DC supply voltage.

Feature Summary

• Integrated driver for two-phase unipolar stepper motors
• Supports full-step and half-step excitation sequences
• Built-in thermal shutdown and short-circuit protection

Applications

• Industrial automation equipment
• Office automation devices
• Precision positioning systems

Procurement Notes

Verify the manufacturer designation and package marking against official Sanken Electric documentation. Confirm the specific suffix or variant matches the required pinout and electrical characteristics. Ensure the source provides valid traceability for quality assurance purposes.

Selection Notes

Select this component when a dedicated driver for two-phase unipolar stepper motors is required. Consider the integrated protection features for simplified system design. Evaluate the thermal performance requirements relative to the expected load current and ambient operating conditions.

Part Context

This part belongs to the SLA series of stepper motor drivers manufactured by Sanken Electric. These components are engineered to provide reliable control of stepper motors in compact form factors. The series typically includes variants supporting different excitation methods and current capabilities.