TB67S141HG

Overview

The TB67S141HG is a Toshiba Semiconductor and Storage unipolar stepper motor driver IC designed for phase controller applications. It features an integrated power MOSFET output stage capable of delivering up to 1.5 A continuous output current. The device supports a load voltage range from 10 V to 40 V, with a maximum output voltage rating of 80 V. Operating specifications include a minimum temperature of -20°C and a maximum of +85°C. The unit consumes 2.5 mA of operating supply current and dissipates up to 3.2 W of power. It utilizes a 25-HZIP through-hole package configuration.

Feature Summary

• Integrates control logic and power stages into a single monolithic circuit
• Supports parallel interface operation for straightforward signal interfacing
• Provides thermal protection mechanisms to safeguard against overheating

Applications

• Stepper motor control in industrial automation systems
• Motion control modules requiring precise positioning
• General-purpose driving circuits for small to medium-sized motors

Procurement Notes

Verify the specific suffix HG to confirm the HZIP-25 through-hole package variant. Ensure the application requires a unipolar driver architecture compatible with the specified 1.5 A current limit. Confirm that the system load voltage remains within the 10 V to 40 V operational window to maintain device integrity and performance standards.

Selection Notes

Select this component when a robust through-hole solution is required for unipolar stepper motor applications. The integrated design reduces external component count compared to discrete solutions. Consider the 1.5 A current capability and 80 V voltage rating to ensure adequate headroom for the intended motor load and supply conditions.

Part Context

This part belongs to the TB67S141 series of stepper motor drivers manufactured by Toshiba Semiconductor and Storage. The series offers various package options including surface-mount and through-hole configurations. This specific model represents the high-power through-hole variant within the family, sharing core functional characteristics with other members while differing in physical footprint and thermal handling capabilities.

Replacement Considerations

TB67S142HG is a verified substitute offering identical functionality with increased current capacity.