Features:1. 9V-40V DC power supply2. H-bridge bipolar constant phase flow driver3. The maximum output current is 4.0A (eight optional)4. Up to 32 segments of six kinds of sub-modes available5. The input signal high-speed photoelectric isolatio6. Standard common anode single pulse interface7. Offline keep function8. Semi-enclosed chassis can adapt to a more demanding environment9. Provide energy saving semiautomatic current lock function10. Built-in thermal protection and over-current protectionSpecifications:Voltage: up to 50VON resistance (upper + lower) = 0.4 ΩForward and reverse rotation control5 kinds of sub-modes selectable (1/1, 1/2, 1/4, 1/8, 1/16 step)Output current: IOUT = 5.0A (peak within 100ms)Rated output: IOUT = 4.5 AInput pull-down resistor: 100 KΩCurrent output alarm pin: Ialert = 1mAMonitor output pin (MO): Imo = 1mAWith reset and enable pinsWith a standby function.Breaking the traditional single-supplyBuilt-in thermal protection (TSD) circuitBuilt-in voltage protection (UVLO) circuitBuilt-in over current detection (ISD), the circuitNote:This driver is the upgraded version TB6600, heightening segment to 32 subdivision, suitable for high segmentation applications.For step motor: 42, 57, 86 type 2 phase 4 phase (4 / 6 / 8 line)Package included:5 x TB6600 Stepper Motor Driver Controller