A stepper motor or step motor or stepping motor is a brushless DC electric motor that divides a full rotation into a number of equal steps. The motor's position can.
0.61 kg-cm (8.5 oz-in) 4 Wire NEMA 11 Stepper Motor. Specifications: Step angle: 1.8° Voltage (V): 4; Current (A): 0.8; Resistance (Ohms): 4.9; Inductance (mH): 3.2.
Item no. 28BYG301 0.61 kg-cm 4 Wire NEMA 11 Stepper Motor Item no. 28BYG301 $14.95 Step angle: 1.8° Voltage (V): 4 Current (A): 0.8 Resistance (Ohms): 4.9 Inductance (mH): 3.2 L0 Dimension (mm): 34 L1 Dimension (mm): 10 Holding Torque(Kg.cm): .95 Control Wires: 4 Insulation Resistant: 500V DC 100 MOhm Min Insulation Strength: 50Hz 1Minute 500V Min Ambient Temperature: -20°C~+50°C Temperature Rise: 80°C Max. Radial Play: 0.02mm Max. End Play: 0.1-0.3mm
The circuit presented here rotates stepper motor and varies its RPM (speed). It does not use any micro controller (or micro processor) or any programmable digital.
A new stepper motor driver circuit (mainly) for driving equatorial platforms.
Description of a simple and cheap stepper motor driver I designed.