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The TB67S589FTG(O,R,EL) is a bipolar stepper motor driver manufactured by Toshiba Semiconductor and Storage. It supports up to 1/32 microstepping resolution and features a clock input interface. The device operates with a load voltage rating of 50V and provides an output current capability of 3A. It is housed in a QFN32 5x5 package suitable for surface mount installation. The component functions within a temperature range of -40°C to +85°C and includes protection against overcurrent and thermal shutdown.
Verify the specific suffix (O, R, EL) matches the required packaging and reel specifications. Confirm RoHS compliance status through official documentation before procurement. Ensure ESD handling protocols are followed due to moisture sensitivity classification. Cross-reference the manufacturer part number with distributor listings to avoid counterfeit components.
Select this driver when bipolar stepper motors require 3A current capacity and 50V voltage tolerance. The QFN32 package is suitable for compact PCB layouts. Consider the 1/32 microstepping feature for applications demanding high positional accuracy. Evaluate thermal management requirements based on the 1.3W power dissipation rating.
This component belongs to Toshiba's TB67S series of stepper motor drivers. The series is designed for general-purpose motion control applications. The TB67S589 variant specifically targets higher current requirements compared to lower-rated models in the same family. It integrates both logic and power stages into a single monolithic IC.
Public confirmed substitute part numbers are not available in the provided source material.