SLA7083MS

Overview

The SLA7083MS is a 2-phase unipolar stepper motor driver IC manufactured by Sanken Electric USA Inc. It features self-excitation PWM current control with a fixed off time, designed for general-purpose motor control applications. The device integrates both control and power sections within a single package. Key electrical characteristics include an operating temperature range of -20°C to 150°C (Tj). The component utilizes a 23-ESIP formed leads package configuration.

Feature Summary

• Integrates control and power sections for 2-phase unipolar stepper motor driving
• Employs self-excitation PWM current control with fixed off time
• Built-in current sense resistor reduces external component requirements

Applications

• General-purpose motor control systems
• Unipolar stepper motor drive circuits
• Industrial automation equipment requiring precise motion control

Procurement Notes

Verify the specific manufacturer part number SLA7083MS against official Sanken Electric documentation to confirm availability status. Note that distribution channels may indicate this product as no longer available or obsolete. Ensure compatibility with system voltage and current requirements before procurement. Cross-reference datasheet specifications for thermal management needs given the wide operating temperature range.

Selection Notes

Select the SLA7083MS for applications requiring integrated unipolar stepper motor control without external power transistors. Consider its fixed off-time PWM architecture for simplified design. Evaluate the built-in current sensing capability to minimize bill of materials. Confirm package compatibility with existing PCB layouts due to the specific 23-ESIP form factor.

Part Context

This component belongs to Sanken Electric's series of motor driver ICs designed for white goods and industrial applications. It represents a consolidated solution for stepper motor control, combining logic and power stages. The product line focuses on reducing external component count and simplifying circuit design for manufacturers.

Replacement Considerations

Public confirmed substitute part numbers are not provided in the source material. Verify cross-references through official Sanken Electric documentation or authorized distributors for potential alternatives.