ADM42 Stepper Motor Driver
Product Overview
The ADM42 is a compact, cost-effective digital stepper motor driver designed for NEMA17 and NEMA23 frame motors. Operating on 12-48V DC with output current from 1.0A to 4.5A, the ADM42 provides reliable pulse/direction control for a wide range of motion control applications at an affordable price point of $35.00.
The ADM42 features advanced microstepping technology with resolution up to 256x (51,200 steps/rev), ensuring smooth motor operation and resonance-free performance across the entire speed range. Opto-isolated pulse/direction/enable inputs provide clean signal reception and excellent noise immunity in industrial environments. The automatic current reduction feature reduces motor heating during idle periods.
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Technical Specifications
| Parameter | Value |
|---|---|
| Input Voltage | 12-48V DC |
| Output Current | 1.0-4.5A (adjustable) |
| Microstep Resolution | Up to 256x |
| Control Mode | Pulse/Direction |
| Protection | Overcurrent, over-temperature, under-voltage |
| Price | $35.00 |
Application Scenarios
- 3D Printers: Smooth and quiet motor drive
- Desktop CNC: Reliable positioning for engraving and milling
- Small Automation: Cost-effective drive for general automation
- Robotics: Lightweight joint actuation
Last updated: 2026-05-28