TC78S600FTG,EL

Overview

The TC78S600FTG,EL is a bipolar stepper motor driver IC manufactured by Toshiba Semiconductor and Storage. It integrates control logic and power stages using Power MOSFET technology within a 24-WQFN (4x4) package. The device operates with a supply voltage range of 2.7V to 5.5V and supports load voltages from 2.5V to 15V. It delivers an output current of 800mA per channel through four half-bridge outputs. The component supports parallel interfaces and offers selectable step resolutions including 1/2, 1/4, 1/8, and 1/16 steps. It functions reliably across a temperature range of -20°C to 85°C.

Feature Summary

• Integrates full control and power stages for bipolar stepper motors
• Supports multiple microstepping resolutions for smooth operation
• Utilizes Power MOSFET technology for efficient drive performance

Applications

• General purpose stepper motor driving
• Office equipment motion control
• Household appliance actuation

Procurement Notes

Verify the complete part number including the EL suffix against official Toshiba Semiconductor and Storage documentation to ensure correct packaging and material specifications. Confirm that the 24-WQFN footprint matches the target PCB layout requirements. Cross-reference the electrical parameters with the latest datasheet to validate compatibility with system voltage and current constraints before finalizing procurement.

Selection Notes

Select this component when a fully integrated solution for bipolar stepper motors is required without external discrete drivers. Ensure the application voltage does not exceed the 15V load limit and the control logic aligns with the parallel interface requirements. Consider the thermal characteristics of the WQFN package relative to the 800mA output capability in the specific enclosure environment.

Part Context

This component belongs to the TC78S600 series of motor drivers designed for compact, low-voltage applications. It serves as a dedicated driver for bipolar stepper motors, combining gate drive and protection features into a single small-footprint package. The series targets cost-sensitive consumer electronics where space efficiency and simplified design are prioritized over high-power industrial capabilities.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source data.