The TMC389 is an integrated 3-phase stepper motor predriver solution for Laboratory Automation, 3D-Printing, Scanners and other automated equipment applications. The device is capable of driving up to a gate current of 40mA and is powered by Trinamic StallGuard2™, CoolStep™, SpreadCycle™, MicroPlyer™ technology. TMC389 is designed for a supply voltage of 9...60V. The device provides a SPI and S/D interface.Special FeaturesCoolStep™StallGuard2™
| Axes | 1 |
|---|---|
| Motor Supply | 9…60V |
| Microsteps | 1…171 |
| SPI | Yes |
| Step/Dir | Yes |
| CoolStep™ | Yes |
| StallGuard2™ | Yes |
| Phase Current, RMS | — |
| Package | QFN32 (5x5) |
| CoolStep™（电流节能控制） | Yes |
| StallGuard2™（无传感器失速检测和机械负载测量） | Yes |
| 产品状态 | 量产 |
| 电压 | 9-60V |
| SPI（组2） | Y |
| S/D | Y |
| 封装 | QFN32 |
TMC389是一款集成的三相步进电机预驱动解决方案，用于实验室自动化、3D打印、扫描仪和其他自动化设备应用。该装置能够驱动高达40mA的门极电流，并由Trinamic StallGuard2™（无传感器失速检测和机械负载测量）, CoolStep™（电流节能控制）, SpreadCycle™（高精度斩波算法）, MicroPlyer™（微步插值器） 技术。TMC389设计的电源电压为9…60V。该设备提供SPI和S/D接口。特殊功能CoolStep™（电流节能控制） StallGuard2™（无传感器失速检测和机械负载测量）
| Axes | 1 |
| Motor Supply | 9…60V |
| Microsteps | 1…171 |
| SPI | Yes |
| Step/Dir | Yes |
| CoolStep™（电流节能控制） | Yes |
| StallGuard2™（无传感器失速检测和机械负载测量） | Yes |
| Phase Current, RMS | |
| Package | QFN32 (5x5) |
| 产品状态 | 量产 |
