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The TB67S141NG is a unipolar stepper motor driver IC from Toshiba, housed in a 24-pin SDIP package. It features a half-bridge output configuration with two outputs and utilizes power MOSFET technology. The device supports parallel interface control and offers step resolutions of 1, 1/2, and 1/4. It operates within a load voltage range of 10V to 40V and a supply voltage of 4.75V to 5.25V. The unit functions between -20°C and +85°C ambient temperature.
Verify the specific suffix NG against official Toshiba documentation to confirm the 24-pin SDIP through-hole package variant. Ensure compatibility with unipolar motor wiring schemes and validate that the required current and voltage ratings align with the target application's electrical specifications before procurement.
Select this component when a fully integrated solution for unipolar stepper motors is required. It is suitable for designs needing half-bridge outputs and support for various microstepping resolutions. Consider the SDIP package constraints and thermal requirements relative to the expected load current and operating environment.
This part belongs to the TB67S141 series of stepping motor driver ICs manufactured by Toshiba Semiconductor and Storage. The series provides integrated solutions for controlling stepper motors, with different suffixes indicating variations in packaging and pinout configurations such as HZIP or WQFN formats.
TB67S142NG is a publicly confirmed substitute part number within the same product family offering equivalent functional parameters.