ULN2003 Stepper Motor Driver Card:

• Generates 5 lines and 4 phases using the simple uln2003 chip.
• Can be connected to a phase 2 development board.
• Supports the use of a stepper motor with direct connection, easy to utilize for development boards.
• Green LEDs A, B, C, D indicate the operating status of the stepper motor.
• The stepper motor has a standard connector suitable for direct connection.

Technical Specifications:

• Diameter: 28mm
• Voltage: DC 5V
• Length: 274mm
• Step Angle: 5.625 * 1/64
• Reduction Ratio: 1/64
• Electrical Resistance: 200±7% (25)
• Insulation Resistance: >10M (500V)
• Permeability: 600V AC / 1mA / 1s
• Insulation Class: A
• No-load Pulling Frequency: >600Hz
• No-load Release Frequency: >1000Hz
• Pulling Torque: >34.3mN.m (120Hz)
• Holding Torque: >34.3mN.m
• Temperature Rise: <40K (120Hz)
• Noise: <40dB (120Hz, No load, 10cm)
• Card Size: Approximately 29 * 21mm
• Total Weight: 41g