Leadshine DM856 Digital Stepper Driver for NEMA 17, NEMA23, NEMA24, NEMA 34 Stepper Motors

Leadshine DM856 Digital Stepper Driver for NEMA 17, NEMA23, NEMA24, NEMA 34 Stepper Motors

The DM856 is a digital stepper driver compatible with NEMA 17, 23, 24, and 34 frame motors (42×42 mm to 86×86 mm).


Features:

Anti-resonance function:

Supply voltage: up to +80 VDC;

Programmable output current: 0.5–5.6 A (RMS 4.0 A);

Automatic idle‑current reduction (switchable);

Motor self‑test and parameter auto‑setup;

Maximum pulse frequency: 200 kHz (TTL, optically isolated);

Programmable microstep resolutions: full‑step to 102,400 steps/rev;

Compatible with 2‑phase and 4‑phase motors;

Supports PUL/DIR and CW/CCW modes;

Protections: over‑voltage, over‑current, phase error;


Electrical Specifications:

Output peak current: 0.5–5.6 A

Input voltage: +20–80 VDC

Logic signal current: 7–16 mA (typical 10 mA)

Minimum pulse width: 2.5 µs

Isolation resistance: 500 MΩ

Operating Environment

Cooling: natural or forced air

Environment: keep clear of dust, oil mist, and corrosive gases

Operating temperature: –10 ℃ to +45 ℃

Storage temperature: –20 ℃ to +65 ℃

Humidity: 40–90 % RH (non‑condensing)

Vibration: 10–55 Hz / 0.15 mm

Weight: approx. 210 g