Item Type: Stepping Motor Driver <br>Material: Printed Circuit Board, Metal <br>Chip: TMC2240ATJ <br>RDSon (H+L): 230mQ <br>Support Voltage: 4.5-36V <br>IRMS: 2.1A <br>IFS: 3A <br>Maximum Subdivision: 256 <br>Operation Mode: SPI1、Designed for Spider Motherboard: This S2240 V2.0 stepping motor driver is suitable for Spider Motherboard 3D printer motherboards. <br>2、TMC2240ATJ Chip: This stepper motor driver adopts TMC2240ATJ chip which ensures ultra quiet and stable performance, up to 36V voltage. <br>3、Ultra Quiet: This SPI stepper motor driver extends the silent chopping speed range to higher level, solves the problem of switching point jumping, and enhances the silent effect. <br>4、Durable Material: This silent stepper driver is made of premium printed circuit board and metal material, sturdy and highly durable, perfect for 3D printing enthusiasts and professionals. <br>5、SPI Operation Mode: This S2240 V2.0 stepping motor driver adopts SPI operation mode. It supports 4.5V to 36V voltage, 2.1A IRMS, 3A IFS, maximum 256 subdivision, 230mQ RDSon.1 x <br> <br>Stepping&nbsp;Motor&nbsp;Driver<p>1 x Cooling Plate</p><p>1 x Screwdriver</p>