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A3977 SLPT SMD IC – Microstepping Bipolar Stepper Motor Driver
Specifications
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IC Type: Bipolar Stepper Motor Driver
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Model: A3977 SLPT
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Microstepping Modes: Full, Half, Quarter, Sixteenth
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Output Current: Up to 2.5A per phase (with proper cooling)
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Motor Type: Bipolar Stepper Motor
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Supply Voltage: Up to 35V
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Control Method: PWM current control
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Protections: Thermal shutdown, overcurrent protection
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Package Type: SMD (TSSOP / Power SOP – SLPT)
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Operating Temperature: -40°C to +85°C
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RoHS Compliance: Yes
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The A3977 SLPT SMD IC is a high-performance microstepping bipolar stepper motor driver IC designed for precise motor control, smooth motion, and reduced vibration. It supports full-step, half-step, quarter-step, and sixteenth-step microstepping, making it ideal for CNC machines, 3D printers, robotics, automation systems, and motion control applications.
This IC integrates PWM current control, thermal protection, and overcurrent protection, ensuring efficient and reliable operation in demanding environments.
Applications
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CNC machines
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3D printers
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Robotics
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Industrial automation
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Motion control systems
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Stepper motor drivers
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