28BYJ-48 Stepper Motor and ULN 2003 Driver

Specifications:

• Rated Voltage: 5V DC
• Phases: 4
• Speed Reduction Ratio: 1:64
• Stride Angle: 5.625° / 64
• Operating Frequency: 100 Hz
• DC Resistance: 50Ω ± 7% (at 25°C)
• Idle Pull-in Frequency: > 600 Hz
• Idle Pull-out Frequency: > 1000 Hz
• Pull-in Torque: > 34.3 mN.m (at 120 Hz)
• Self-positioning Torque: > 34.3 mN.m
• Friction Torque: 600-1200 gf.cm
• Pull-in Torque: 300 gf.cm
• Insulation Resistance: >10MΩ (at 500V)
• Dielectric Strength: 600VAC / 1mA / 1s
• Temperature Rise: < 40K (at 120 Hz)
• Noise Level: < 35 dB (at 120 Hz, No load, 10cm distance)
• Model: 28BYJ-48 – 5V