Changzhou Vic-Tech Motor Technology Co., Ltd.
                                                                                                           
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15 Years
Since 2011
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SWT-203M 12V Stepper Motor Controller with 3.2A Max Current and 40V DC Input for Permanent Magnet Motors

Price Negotiable
Price: $20~30/unit
MOQ: 1 Unit
Delivery Time: 15 work days after confirming the payment
Brand: VIC-TECH
Product Description
SWT-203M Micro Stepper Motor Driver Overview
The SWT-203M is a compact stepper motor driver designed for permanent magnet and two-phase hybrid stepping motors with phase current up to 3.2A. This driver incorporates advanced technologies including constant current chopping and noise absorption suppression to deliver exceptional performance.
Key Features
  • High reliability and compact design
  • Lightweight construction with high efficiency
  • Balanced operation with high-speed torque
  • Suitable for motors with phase current ≤3.2A
  • Advanced noise suppression technology
SWT-203M Stepper Motor Driver product image showing compact design and connections
Mechanical Dimensions
SWT-203M Stepper Motor Driver mechanical dimensions diagram with measurements in millimeters
Wiring Instructions
Control Signal Connections
  • CP+(CW+): Connect to external controller +5V output
  • CP-(CW-): Connect to external controller pulse signal output (forward direction pulse)
  • DIR+(CCW+): Connect to external controller +5V output
  • DIR-(CCW-): Connect to external controller direction signal output (reverse direction pulse)
  • FREE+: Connect to external controller +5V output
  • FREE-: Connect to external controller reset output (motor de-energized, low potential valid)
Motor and Power Connections
  • A: Connect to stepper motor A phase
  • /A: Connect to stepper motor A phase
  • B: Connect to stepper motor B phase
  • /B: Connect to stepper motor B phase
  • GND: Connect to DC voltage negative pole
  • DC ≤40V: Connect to DC voltage positive electrode
Current Settings Configuration
Switch Settings (SW7-SW10)
SW7-SW10 Current Output SW7-SW10 Current Output
00000.4A10002.0A
00010.6A10012.2A
00100.8A10102.4A
00111.0A10112.6A
01001.2A11002.7A
01011.4A11012.9A
01101.6A11103.0A
01111.8A11113.2A
Technical Specifications
Operating Parameters
  • Maximum Phase Current: 3.2A
  • DC Input Voltage: ≤40V
  • Control Signal Voltage: +5V
  • Motor Compatibility: Two-phase hybrid stepping motors
  • Signal Modes: Single pulse (pulse/direction) or double pulse (CW/CCW)
Important Note: When using this driver, ensure dial switch 6 is turned to the OFF position (SW6=1) for proper operation.
Product Detail Images
Detailed view of SWT-203M Stepper Motor Driver showing internal components and construction Close-up view of SWT-203M Stepper Motor Driver connections and interface ports

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Changzhou Vic-Tech Motor Technology Co., Ltd.
Location No.28,Shunyuan Road,Xinbei Dist,Changzhou,Jiangsu,China(Mainland)
Contact Person Kangtai Lee

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