<p>Motor Driver: 9V-42V DC power supply, H bridge bipolar constant phase flow drive. The maximum 4.0A of the eight kinds of output current.</p> <p>Motor Driver: Energy-saving semi-automatic current lock function, built-in temperature protection and over current protection.The largest 32 subdivision of the 6 models are optional.</p> <p>Stepper Motor: 40Ncm holding torque; Rated current 1.7A and resistance 1.5ohms; 1.8 . step angle; bipolar 4-wire.</p> <p>Tips:Please make sure the motor connect to a constant current or chopper drive controller before you test motor.Connecting the motor directly to a power supply will the motor.Only the clock pulse signal can be driven two-phase bipolar stepper motor to achieve low vibration, high efficiency work.</p> <p>TB6600 Stepper Motor Driver:</p> <p>Single chip bipolar sine microstep stepper motor driver.</p> <p>New BiCD 0.13 nm process.Up to 42V.</p> <p>5 subdivision mode (1\/1,1\/2,1\/4,1\/8,1\/16,1\/32).</p> <p>Output current:IOUT=4.0A(,in 100ms).</p> <p>rated output:IOUT=3.5 A</p> <p>Resistance(a+)=0.4</p> <p>Alarm output pin current:Ialert=1mA</p> <p>Monitoring output pin(MO):Imo=1mA</p> <p>Break through the traditional,single power supply.</p> <p>Built in overheating protection(TSD)circuit.</p> <p>Undervoltage protection,built-in(UVLO)circuit.</p> <p>Built-in overcurrent detection(ISD),circuit.</p> <p>Can control 2 phase stepper motor forward and reverse rotation,With 1-2,W1 -2,2W1 -2,4W1 -2 phase excitation mode.</p> <p>Nema 17 Stepper Motor:</p> <p>Motor type:Bipolar Stepper</p> <p>Phase Resistance:1.5Ohm</p> <p>Phase Inductance:2.8mH</p> <p>Detent Torque:2.2N.cm</p> <p>Rotor Inertia:54g.cm2</p> <p>Holding Torque:40N.cm</p> <p>Step angle:1.8 </p> <p>Motor Weight:280g</p> <p>Step angle accuracy:+ -5%(full step,not load)</p> <p>Resistance accuracy:+ -10%</p> <p>Inductance accuracy:+ -20%</p> <p>Temperature rise:80deg Max(rated current,2 phase on)</p> <p>Ambient temperature:-20deg-+50deg</p> <p>Insulation resistance:100M Min,500VDC</p> <p>Insultion Strength:500VAC for one minute</p> <p>Connection:Red(A+),Green(A-),Yellow(B+),Blue(B-)</p> <p>colour:Black+silver</p> <p>Material:ABS+metal</p> <p>Package Contents:</p> <p>1 * TB6600 Motor Driver</p> <p>1 * Nema 17 Motor</p> <p>1 * Mounting Bracket</p> <p>4 * Screws</p> <p>4 * M3 Screws</p> <p>2 * Inner Hexagon Spanner</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>