E-L6258EXTR

Overview

The E-L6258EXTR is a dual full-bridge motor driver IC manufactured by STMicroelectronics, designed for universal motor control applications. It utilizes BCD technology to drive both windings of a bipolar stepper motor or DC motors. The device features an integrated DMOS power stage with a maximum output current of 1.5 A and supports supply voltages from 12 V to 40 V. It operates within a junction temperature range of -55°C to +150°C and includes protection against overcurrent and thermal shutdown. The component is supplied in a 36-pin PowerSO package.

Feature Summary

• Dual full-bridge architecture capable of driving bipolar stepper motor windings
• Integrated DMOS power stage with high current capability
• Built-in overcurrent and thermal protection mechanisms

Applications

• Bipolar stepper motor control systems
• Universal motor driver circuits
• Industrial automation equipment

Procurement Notes

Verify the specific suffix 'TR' indicates tape-and-reel packaging when sourcing. Confirm RoHS compliance status through official datasheets as regulatory requirements may vary by region. Ensure compatibility with existing PCB footprints for the 36-pin PowerSO package before procurement.

Selection Notes

Select this component for applications requiring robust bipolar stepper motor control with integrated power stages. Consider the 1.5 A output current limit and 40 V voltage rating when designing power supplies. Evaluate thermal management solutions due to the high operating temperature range and power dissipation characteristics inherent to DMOS drivers.

Part Context

This part belongs to the L6258 series of universal motor drivers. It serves as a specialized solution for controlling bipolar stepper motors using a single IC. The technology combines logic and power DMOS on a single chip, simplifying circuit design compared to discrete solutions.

Replacement Considerations

E-L6258E and E-L6258EA are listed as parameter-equivalent alternatives.