TB67S522FTAG,EL

Overview

The TB67S522FTAG,EL is a bipolar stepper motor driver IC manufactured by Toshiba Semiconductor and Storage. It features an integrated power MOSFET architecture with four half-bridge outputs capable of delivering up to 2.8A continuous output current per phase. The device supports multiple stepping resolutions including full, half, quarter, and eighth steps. It operates with a logic supply voltage range of 4.75V to 5.25V and handles load voltages from 10V to 38V. The component is housed in a 36-WQFN (6x6mm) surface-mount package with an exposed thermal pad for efficient heat dissipation.

Feature Summary

• Integrated control and power stages for simplified system design
• Supports multiple microstepping resolutions for smooth motion control
• Built-in protection mechanisms against overcurrent and overheating

Applications

• Office automation equipment such as printers and scanners
• Industrial positioning systems and CNC axes
• Security systems requiring precise actuator control

Procurement Notes

Verify the complete part number including the EL suffix to ensure correct tape and reel packaging configuration. Confirm RoHS compliance status matches project requirements. Check for specific datasheet revisions that may affect pinout or electrical characteristics before finalizing designs.

Selection Notes

Select this component when high current drive capability exceeding standard drivers is required within a compact footprint. Ensure the application load voltage remains within the specified 10V to 38V range. Consider thermal management solutions due to the power dissipation characteristics inherent in high-current MOSFET integration.

Part Context

This part belongs to the TB67S series of bipolar stepper motor drivers designed for general-purpose applications. It represents a higher current variant within the family, offering enhanced performance compared to lower-amperage counterparts while maintaining compatibility with standard interface protocols.

Replacement Considerations

Direct substitutes include other Toshiba TB67S series drivers with similar current ratings. Verify pin-to-pin compatibility and thermal resistance values when considering alternative packages or manufacturers.