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TRINAMIC TMC389-LA product image
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TRINAMIC TMC389-LARoHS

Manufacturer
MPN
TMC389-LA
LCSC Part #
C915800
Packaging
QFN-32-EP(5x5)
Customer #
Key Attributes
QFN-32-EP(5x5) Motor Drivers, Controllers RoHS
Datasheetpdf iconTRINAMIC TMC389-LA
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QtyUnit Price(Reference Only)Total Amount
1+$ 6.7357$ 6.74
10+$ 5.8338$ 58.34
30+$ 5.285$ 158.55
100+$ 4.824$ 482.40
490+$ 4.7655$ 2335.10
Standard Packaging490/Full Tray
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Products Specifications

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TypeDescription
CategoryIntegrated Circuits (ICs)/Power Management (PMIC)/Motor Drivers, Controllers
ManufacturerTRINAMIC
PackagingQFN-32-EP(5x5)
Drive Type-
Number of H-bridges-
FeaturesMotor step-out prevention function;Overcurrent Protection;Short-Circuit Protection;Over temperature protection;Thermal warning;Dead-time / shoot-through protection
TechnologyNo
Operating temperature-40℃~+125℃
Step Resolution256
Output Current8A
Control Voltage3V~5.5V
RDS(on)-
Motor Drive Voltage(Vm)-
InterfaceSPI;STEP/DIR

Additional Information

TypeDetails
Minimum1
Multiple1
Standard Packaging490
Sales UnitPiece

Features

AI Translation
  • The TMC389 is an energy efficient three phase stepper motor driver for high resolution microstepping applications.
  • It integrates a low resonance three phase chopper for quiet motor operation.
  • Its step and direction interface allows simple use.
  • An SPI management interface allows for parameterization and diagnostics.
  • The TMC389 directly drives 3 external N/P channel dual MOSFETs for motor currents up to 8A and up to 60V.
  • Protection and diagnostic features further reduce system cost and increase reliability.
  • Up to 171 microsteps (256 sine wave steps) using step/direction interface or 20 Bit SPI interface
  • High precision sensorless motor load measurement stallGuard2
  • Energy efficiency and coolness by automatic load dependant motor current regulation coolStep: Save up to 75% of energy!
  • Internal microstep extrapolation allows 256 wave step smoothness with low frequency step input
  • Dual edge step option allows half step frequency requirement, e.g. for opto - couplers
  • Up to 8A Motor current using external N&P channel MOSFET pairs
  • Synchronous rectification reduces transistor heating
  • 9V to 60V operating voltage (peak)
  • 3.3V or 5V interface
  • QFN32 package for extremely small solution with superior thermal performance
  • EMV optimized current controlled gate drivers – up to 45mA gate current
  • Overcurrent, short to GND and overtemperature protection and diagnostics integrated

Applications

AI Translation
  • Precision three phase stepper motor drives
  • Stage lighting
  • Medical applications
  • Optical applications
  • Robotics