TMC5240ATJ+T

Motor Drivers, Controllers Overview

The TMC5240ATJ+T is a smart integrated stepper motor controller and driver designed for high-performance motion control applications. It features an integrated power stage capable of delivering up to 2.1A RMS output current with a supply voltage range of 4.5V to 36V. The device supports bipolar stepper motors and includes a built-in microstepping divider providing resolutions from full step to 1/256th step. Communication interfaces include SPI and UART, enabling flexible system integration. The component operates within a temperature range of -40°C to +125°C and is housed in a 32-TQFN (5x5) package.

Motor Drivers, Controllers Feature Summary

• Integrates a six-point ramp controller for precise trajectory planning and smooth motion profiles.
• Supports StealthChop2 technology for silent operation and SpreadCycle chopper for high dynamic performance.
• Includes StallGuard2 for sensorless load detection and CoolStep for automatic current optimization.
• Features comprehensive diagnostic capabilities including short circuit protection, overcurrent protection, and thermal shutdown.

Motor Drivers, Controllers Applications

• 3D printers
• CCTV and security systems
• HVAC equipment
• Printers

Motor Drivers, Controllers Procurement Notes

Verify the specific ordering suffix and package variant when sourcing components to ensure compatibility with design requirements. Confirm RoHS compliance status and manufacturing origin through official distributor channels. Check for any regional distribution restrictions or limited availability notices prior to finalizing procurement plans. Ensure that the selected supplier provides valid traceability documentation for quality assurance purposes.

Motor Drivers, Controllers Selection Notes

Select this component for applications requiring integrated control and power stages with advanced motion algorithms. Consider the 32-TQFN package dimensions and thermal dissipation characteristics during PCB layout. Evaluate the need for SPI versus UART interface based on host controller capabilities. Assess whether the integrated 2.1A current rating meets the torque requirements of the target stepper motor without external amplification.

Motor Drivers, Controllers Part Context

The TMC5240 belongs to the TMC52xx family of smart stepper drivers from Analog Devices / Maxim Integrated. This series combines controller logic with power MOSFETs in a single solution. It targets embedded applications needing precise positioning and quiet operation. The ATJ+T designation indicates a specific tape-and-reel packaging configuration suitable for automated assembly processes.

Motor Drivers, Controllers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.