TMC2208-LA-T

Motor Drivers, Controllers Overview

The TMC2208-LA-T is a bipolar stepper motor driver IC from the TMC2208 series, manufactured by Analog Devices Inc./Maxim Integrated. It operates with a supply voltage range of 5.5V to 36V and delivers an output current of up to 1.2A. The device features a 28-VFQFN package with exposed pad, suitable for surface mount installation. It supports step resolutions from full step to 1/256 microstep via internal interpolation. The component functions within a junction temperature range of -40°C to +125°C and utilizes power MOSFET technology for its integrated control and power stages.

Motor Drivers, Controllers Feature Summary

• Integrates StealthChop2 and SpreadCycle chopper technologies for silent operation and high dynamic performance.
• Supports UART interface configuration for autonomous setup and advanced diagnostics including stall detection.
• Includes automatic standby current reduction to minimize power consumption during idle periods.
• Features microPlyer microstep interpolation to enhance motion smoothness beyond native microstepping limits.

Motor Drivers, Controllers Applications

• Factory automation systems requiring precise motion control
• Security and IP camera positioning mechanisms
• Home automation devices such as smart locks or blinds
• Textile machinery drive units

Motor Drivers, Controllers Procurement Notes

Verify the specific suffix LA-T against the manufacturer's latest datasheet to confirm pinout and thermal characteristics. Confirm humidity sensitivity level (MSL) requirements for your assembly process. Ensure the QFN-28 footprint matches your PCB design guidelines. Check for any recent obsolescence notices or lifecycle status updates directly from Analog Devices.

Motor Drivers, Controllers Selection Notes

Select this component when silent operation and low vibration are critical for the application environment. Consider the 1.2A continuous current rating relative to the connected stepper motor specifications. Evaluate the need for UART configurability versus simpler S/D interface requirements. Assess thermal management needs given the 2.5W power dissipation capability in the QFN-28 package.

Motor Drivers, Controllers Part Context

This part belongs to the TMC2208 family of Trinamic-designed drivers now under Analog Devices. It is designed as a standalone solution for two-phase stepper motors, integrating logic, control, and power stages. The LA-T designation indicates a specific tape-and-reel packaging variant optimized for automated surface-mount assembly processes.

Motor Drivers, Controllers Replacement Considerations

TMC2209-LA-T offers similar functionality with different voltage ranges and stallGuard capabilities. TMC2208SILENTSTEPSTICK is an evaluation board containing this IC, not a direct replacement. Verify pin compatibility and thermal performance before substituting with other stepper drivers in the same package.