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TMC249A Datasheet Spi Or Classic Analog Interface Stepper

Manufacturer: Analog Devices

Overview: POWER DRIVER FOR STEPPER MOTORS INTEGRATED CIRCUITS TMC249A DATASHEET SPI or Classic Analog Interface Stepper Driver for Two-Phase Bipolar Motors with StallGuard™. External MOSFETs fit different motor sizes. Full set of protection & diagnostics.

General Description

The TMC249 driver for two-phase stepper motors offers a competitive

Key Features

  • High Current up to 7A RMS using 4 Dual-MOS transistors. Voltage Range 7 V… 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 red.

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TMC249A Distributor