TMC249

PRODUCTION

Stepper motor driver 7 to 34V, for external P/N-Fets with SPI Interface, 64 µSteps

Analog Devices TMC249 Product Info

10 February 2026 5

Features

High Current up to 7A RMS using 4 Dual-MOS transistors.
Voltage Range 7 V to 36 V DC
3.3 V or 5 V DC for digital part
SPI & External Analogue / Digital Signals
Microstep Resolution up to 64 microsteps per full step
Low Power Dissipation via low RDS-ON power stage
Protection: overvoltage, overtemperature & short circuit

Diagnostics: overcurrent, open load, 2 level overtemperature
StallGuard™ sensorless stall detection and load measurement
Mixed Decay for smooth motor operation
Slope Control for reduced electromagnetic emissions
Current Control for cool motor and driver
Standby and Shutdown Mode
Choice of Package 7x7mm QFN32 package or SO28

Part details & applications

The TMC249 is an integrated stepper motor pre-driver solution for laboratory automation, 3D-printing, scanners and other automated equipment applications. The device is capable of driving up to a gate current of 30mA and is powered by ADI Trinamic ChopSync™ and StallGuard™ technology. TMC249 is designed for a supply voltage of 7 to 34V. The device provides an analog and SPI interface:

APPLICATIONS:

Textile, Sewing Machines
Office Automation
Printer and Scanner
Heliostat Controller
ATM, Cash recycler
POS
CCTV, Security
Antenna Positioning
Pumps and Valves
Lab Automation
Liquid Handling
Medical

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