TMC249
PRODUCTIONStepper motor driver 7 to 34V, for external P/N-Fets with SPI Interface, 64 µSteps
- Part Models
- 4
- 1ku List Price
- price unavailable
Overview
- 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
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
Technical Details
| TMC249A-SA | TMC249A-LA | |
| Status | Active | Active |
| Axes | 1 | 1 |
| Motor Supply | 7 to 36V | 7 to 36V |
| Microsteps | 1 to 64 | 1 to 64 |
| SPI | ✓ | ✓ |
| ChopSync™ | ✓ | ✓ |
| StallGuard™ | ✓ | ✓ |
| Package | SO28 (18x7.5) | QFN32 (7x7) |
Documentation
Data Sheet 1
User Guide 1
Application Note 3
Evaluation Design File 1
Frequently Asked Question 1
ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well. "Zero defects" for shipped products is always our goal. View our quality and reliability program and certifications for more information.
| Part Model | Pin/Package Drawing | Documentation | CAD Symbols, Footprints, and 3D Models |
|---|---|---|---|
| TMC249A-LA | LFCSP | ||
| TMC249A-LA-T | LFCSP | ||
| TMC249A-SA | SOIC_W | ||
| TMC249A-SA-T | SOIC_W |
| Part Models | Product Lifecycle | PCN |
|---|---|---|
|
Jul 25, 2013 - 2013 07 25 1 pcn tmc239 tmc249 Change of manufacturing facility |
||
| TMC249A-SA | PRODUCTION | |
| TMC249A-SA-T | PRODUCTION | |
This is the most up-to-date revision of the Data Sheet.