Features 1、Ultra Quiet: This module allows noiseless, high accuracy chopping algorithms for silent motor movement and silent standstill, making it super quiet during the printing process. 2、Powerful: This stepper motor driver module has better heat dissipation, supports higher currents and supports sensorless functions. 3、Perfect Replacement: This driver has all the features of the TMC2208 and is a complete replacement for the TMC2208. 4、Outstanding Performance: With an RDSon value of 0.2A, the TMC2209 driver has a lower resistively conducted output driver, providing lower power consumption and higher current. 5、Exquisite Design: Uart mode is supported by applying jumper caps instead of soldering for MKS gen lV2.0, skr1.3 1.4, for MKS sgen l. Specification Item Type: Stepper Motor Driver Material: PCB, aluminum alloy Model: TMC2209 V2.0 Microsteps: 256 subdivisions Drive Current: 2.8A Configuration: STEP, DIR or UART Default Factory Current: 0.85A Load Drive Motor Voltage: 5.5-28V IC Logic Operating Voltage: 3-5V Product Application: Various 3D main control boards Recommended Current: No more than 1.7A Package List 5 x Stepper Motor Driver 5 x Heat Sink