AMIS30623C6239G

Overview

The AMIS30623C6239G is an automotive-grade stepper motor driver and controller from onsemi, designed for integrated motion control applications. It features a built-in position controller and diagnostic interface, supporting microstepping resolutions of 1/2, 1/4, 1/8, and 1/16 steps. The device operates within a supply voltage range of 6.5 V to 29 V and delivers a programmable peak output current of 800 mA. It incorporates internal flyback FETs and fully integrated current detection with automatic fast/slow decay mode selection. The component is qualified to AEC-Q100 standards and functions in temperatures from -40°C to +165°C.

Feature Summary

• Integrates a programmable position controller with advanced diagnostics and status reporting capabilities
• Supports multiple microstepping modes including 1/2, 1/4, 1/8, and 1/16 for smooth operation
• Features automatic selection between fast and slow decay modes to reduce resonance and noise
• Includes internal flyback FETs and fully integrated current sensing for simplified design

Applications

• Automotive seat adjustment mechanisms
• Vehicle mirror positioning systems
• Throttle body actuators
• Fuel pump control modules

Procurement Notes

Verify the specific suffix 'G' against the official datasheet to confirm package type and tape/reel specifications. Confirm AEC-Q100 qualification status and operating temperature range requirements for your specific application environment before finalizing procurement.

Selection Notes

Select this component when a combined driver and position controller is required to reduce system complexity. Ensure the host microcontroller supports the necessary serial interface protocol. Verify that the 800 mA peak current capability aligns with the stepper motor's electrical requirements and thermal constraints.

Part Context

This part belongs to the AMIS-3062x family of micro-stepping stepper motor drivers. The series includes variants such as AMIS30621 and AMIS30622, which differ primarily in their communication interfaces, such as LIN or I2C. The AMIS30623 variant integrates specific interface and configuration options tailored for robust automotive motion control applications.

Replacement Considerations

Consult the official onsemi documentation for confirmed substitute part numbers within the AMIS-3062x family. Cross-reference pinout compatibility and interface protocols before considering alternative models.