Leadshine DMA860H Microstep Stepper Motor Driver

Leadshine DMA860H Microstep Stepper Motor Driver

The Leadshine DMA860H is a high-performance microstep driver designed for 2-phase stepper motors used in CNC machines, automation systems and precision positioning applications. It provides adjustable output current, multiple microstepping resolutions and reliable pulse/direction control for smooth and accurate motor operation.

Key Features

• Digital microstep driver for 2-phase stepper motors
• Peak output current up to 7.2A
• Adjustable current settings by DIP switches
• Multiple selectable microstep resolutions
• Wide AC and DC input voltage range
• Pulse / Direction / Enable control inputs
• Automatic half-current function when the motor is idle
• Smooth and precise motor movement
• Reduced vibration and motor noise
• Suitable for high-torque stepper motors
• Designed for CNC and industrial automation applications

Technical Specifications

• Brand: Leadshine
• Model: DMA860H
• Product Type: Microstep Stepper Motor Driver
• Motor Type: 2-Phase Stepper Motor
• AC Input Voltage: 18–80V AC
• DC Input Voltage: 24–100V DC
• Reference Current Range: 2.0A–6.0A
• Peak Current Range: 2.4A–7.2A
• Current Adjustment: DIP Switches
• Microstep Adjustment: DIP Switches
• Control Method: Pulse / Direction
• Enable Input: Supported

Available Current Settings

• 2.00A reference / 2.40A peak
• 2.57A reference / 3.08A peak
• 3.14A reference / 3.77A peak
• 3.71A reference / 4.45A peak
• 4.28A reference / 5.14A peak
• 4.86A reference / 5.83A peak
• 5.43A reference / 6.52A peak
• 6.00A reference / 7.20A peak

Microstep / Pulse Resolution
Selectable pulse-per-revolution settings include:

• 400
• 800
• 1600
• 3200
• 6400
• 12800
• 25600
• 51200
• 1000
• 2000
• 4000
• 5000
• 8000
• 10000
• 20000
• 40000 pulses/rev

Control Terminals

• PUL+ / PUL−: Pulse input
• DIR+ / DIR−: Direction input
• ENA+ / ENA−: Enable input

Motor Terminals

• A+
• A−
• B+
• B−

Applications
Suitable for:

• CNC routers
• CNC engraving machines
• Plasma cutting machines
• Milling machines
• Stepper-driven X/Y/Z axes
• Industrial automation
• Positioning systems
• Custom CNC projects

Compatibility
Suitable for compatible 2-phase stepper motors whose voltage and current requirements fall within the DMA860H operating range.

Package Contents

• 1 × Leadshine DMA860H Microstep Stepper Motor Driver