STK6712BMK4-C-E

Overview

The STK6712BMK4-C-E is a thick film hybrid integrated circuit manufactured by onsemi, classified under Motor / Motion / Ignition Controllers & Drivers. It functions as a stepping motor driver designed for unipolar fixed-current chopper-type operation with four-phase control. The component utilizes a Single In-line Package (SIP) configuration featuring sixteen terminals with a pitch of 2.54 mm. Constructed from plastic/epoxy material, the device operates within a supply voltage range of 5 V to 36 V. It is compliant with RoHS standards and is intended for applications requiring precise stepper motor control in industrial or motion systems.

Feature Summary

• Unipolar fixed-current chopper-type driving architecture
• Four-phase stepping motor control capability
• Thick film hybrid construction technology
• Single in-line package (SIP) form factor

Applications

• Stepping motor drive circuits
• Motion control systems
• Industrial automation equipment
• Precision positioning mechanisms

Procurement Notes

Verify current availability status directly with onsemi or authorized distributors, as this part may be subject to special order requirements. Confirm that the specific suffix matches the required chopper-type stepping motor driver specifications. Ensure compliance with RoHS directives and check for any relevant Product Change Notices regarding manufacturing origin or certification status before finalizing procurement.

Selection Notes

Select this component when a robust, hybrid IC solution is required for unipolar stepper motors. The fixed-current chopper design offers stable torque performance. Consider the 16-pin SIP layout for board space constraints. Verify that the 5 V to 36 V operating range aligns with the system power supply. This hybrid technology provides durability suitable for demanding industrial environments compared to standard discrete solutions.

Part Context

This part belongs to the STK series of thick film hybrid ICs from onsemi. These components are specialized for power management and motor control applications. The STK6712BMK4-C-E specifically targets stepping motor drivers, distinguishing itself from general-purpose logic or linear regulators within the broader PMIC category. It represents a mature hybrid technology product line focused on reliability and high-power handling capabilities.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Users should consult official cross-reference guides or contact onsemi technical support for compatible alternatives. Ensure any replacement maintains the same unipolar chopper functionality and SIP16 package dimensions.