TMC2660

POWER DRIVER FOR STEPPER MOTORS INTEGRATED CIRCUITS TMC2660 DATASHEET Universal, cost-effective stepper driver for two-phase bipolar motors with state-of-the-art features. Integrated MOSFETs for up to 4 A motor current per coil. With Step/Dir Interface and SPI. FEATURES AND BENEFITS Drive Capability up to 4A motor current Voltage up to 30V DC Highest Resolution up to 256 microsteps per full step Compact Size 10x10mm QFP-44 package Low Power Dissipation, very low RDSON & synchronous rectification EMI-optimized programmable slope Protection & Diagnostics overcurrent, short to GND, overtemperature & undervoltage stallGuard2™ high precision sensorless motor load detection coolStep™ load dependent current control for energy savings up to 75% microPlyer™ microstep interpolation for increased smoothness with coarse step inputs. spreadCycle™ high-precision chopper for best current sine wave form and zero crossing BLOCK DIAGRAM VCC_IO STEP DIR CSN SCK SDI SDO Step Multiplier TMC2660 Sine Table 4*256 entry x Chopper HaHlaf lBf rBidrigdege1 1 HaHlaf lBf rBidrigdege2 2 SPI control, Config & Diags Protection & Diagnostics coolStep™ stallGuard2™ 2 x Current Comparator 2 x DAC APPLICATIONS Textile, Sewing Machines Factory Automation Lab Automation Liquid Handling Medical Office Automation Printer and Scanner CCTV, Security ATM, Cash recycler POS Pumps and Valves Heliostat Controller CNC Machines DESCRIPTION The TMC2660 driver for two-phase stepper motors offers an industry-...