TMC248

OBSOLETE PRODUCT

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概述

High Current up to 7 A motor current using 4 external dualMOS 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 circui

Diagnostics: overcurrent, open load, overtemperature, temperature prewarning, and undervoltage
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
Smallest Size 5x5mm QFN28 package

The TMC248 is an integrated stepper motor predriver 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 Trinamic ChopSync™ and StallGuard™ technology. TMC248 is designed for a supply voltage of 7...34V. The device provides an analog and SPI interface.

APPLICATIONS