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STMICROELECTRONICS AEKMOTSM81M1 Stepper Motor Driver Evaluation Board

The AEK-MOT-SM81M1 evaluation board is designed for automotive applications like adaptive front lighting and HUD projectors. It utilizes the L99SM81V stepper motor driver, offering micro-stepping, BEMF monitoring for stall detection, and programmable configuration via SPI. Developed as part of the AutoDevKit initiative, it provides a development environment with evaluation firmware for microcontrollers like the SPC5 series MCU. The board supports stepping resolutions from 4 full steps to 64 micro steps, enabling precise positional control.

Authorized Distributors
Source:Newark
Part No:AEK-MOT-SM81M1
Stock:1
Inv Date:06-11-2026
Price: Unit price: $47.65
Buy/RFQ:
Source:DigiKey
Part No:AEK-MOT-SM81M1
Stock:2
Inv Date:06-11-2026
Price: Unit price: $40.81
Buy/RFQ:
Part No:AEK-MOT-SM81M1
Stock:17
Inv Date:06-12-2026
Price: Unit price: $40.04
Buy/RFQ:

STMICROELECTRONICS AEKMOTSM81M1 Stepper Motor Driver Evaluation Board Specifications:

  • Board functionality: Based on L99SM81V programmable stepper motor driver
  • Micro-stepping: Supported
  • Hold functions: Supported
  • BEMF monitoring: For stall detection
  • Configuration: Programmable via SPI
  • Internal voltage regulator: 5 V linear voltage regulator
  • Reverse battery protection: STD95N4F3 MOSFET
  • Operating voltage range: 6 V to 28 V
  • Output current: Up to 1.35 A
  • Board size: 65 mm x 81 mm x 11 mm
  • Compliance: WEEE and RoHS compliant
  • Automotive grade: All ST components are qualified Automotive grade
  • AutoDevKit initiative: Part of the AutoDevKit initiative
  • Development environment: SPC5-Studioaddon for Eclipse
  • Suggested microcontroller: SPC5 family MCUs
  • Applications: Automotive bipolar stepper motor (e.g., adaptive vehicle front lighting systems, vehicle HUD projectors)
  • Stepping resolution: 4 full steps to 64 micro steps

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Frequently Asked Questions

Where can I buy STMICROELECTRONICS AEKMOTSM81M1?

You can click on the BUY or RFQ button to purchase AEKMOTSM81M1 from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part AEKMOTSM81M1?

You can download the AEKMOTSM81M1 datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of AEKMOTSM81M1?

STMICROELECTRONICS

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