TMC2209步进电机驱动器:超静音,高效能解决方案

需积分: 26 63 下载量 119 浏览量 更新于2024-06-30 12 收藏 14.74MB PDF 举报
"这篇资源是关于德国TMC2209步进电机驱动芯片的中文手册,由用户人工翻译,包括目录,适用于STM32等嵌入式硬件平台。该芯片适用于多种应用,如3D打印机、打印机、安防监控等。主要特性包括:StealthChop2静音技术、SpreadCycle高动态电机控制、CoolStep节能电流控制、StallGuard4失速检测等。" TMC2209是一款针对两相双极步进电机的高性能驱动芯片,能够提供高达2.8A的峰值线圈电流,适用于各种需要精密运动控制的设备。其特色功能包括: 1. StealthChop2:这是一种创新的斩波器技术,使得电机在运行时几乎无声,同时保持高效率和最大扭矩。它通过优化的电流控制,减少了电机噪声和振动。 2. SpreadCycle:这是一种高动态电机控制技术,可以提供快速的电流调节,确保电机在高速运动时依然保持稳定,特别是在需要快速加减速的应用中。 3. CoolStep:这项节能电流控制技术能够根据电机负载自动调整电流,最多可节省75%的能源。这不仅提高了能效,还降低了系统的发热量。 4. StallGuard4:无传感器失速检测功能,能够在电机因负载过大或失速时自动识别并作出反应,确保系统的可靠性,尤其适合在没有额外传感器的情况下进行精确的定位。 5. MicroPlyer插值:通过内部的脉冲发生器,实现256微步进的平滑运动,提升了电机运行的精度。 6. 内置检测电阻和单线UART接口:简化了系统设计,减少了外部组件的需求,同时也提供了更高级的配置选项。 7. 全面的保护和诊断功能:TMC2209集成了过流保护、短路检测等功能,确保了驱动器在各种工作条件下的安全运行。 8. 小型QFN封装:紧凑的封装设计,结合大热段塞,提高了散热性能,适应了空间有限的嵌入式应用需求。 TMC2209步进电机驱动芯片以其独特的技术和广泛的应用场景,为设计者提供了高效、静音且节能的步进电机解决方案,特别适合对电机性能和噪音控制有较高要求的领域。在实际应用中,配合STM32等单片机使用,可以实现更智能、更精确的电机控制。
2019-05-20 上传
ATIONS Compatible Design Upgrade 3D Printers Printers, POS Office and home automation Textile, Sewing Machines CCTV, Security ATM, Cash recycler HVAC Battery Operated Equipment FEATURES AND BENEFITS 2-phase stepper motors up to 2.8A coil current (peak), 2A RMS STEP/DIR Interface with 4, 8, 16 or 32 microstep pin setting Smooth Running 256 microsteps by MicroPlyer™ interpolation StealthChop2™ silent motor operation SpreadCycle™ highly dynamic motor control chopper StallGuard4™ load and stall detection for StealthChop CoolStep™ current control for energy savings up to 75% Low RDSon, Low Heat-Up LS 170mΩ & HS 170mΩ (typ. at 25°C) Voltage Range 4.75… 28V DC Low Power Standby to fit EUP or for battery operation Internal Sense Resistor option (no sense resistors required) Passive Braking, Freewheeling, and automatic power down Single Wire UART & OTP for advanced configuration options Integrated Pulse Generator for standalone motion Full Protection & Diagnostics Choice of QFN and HTSSOP package for best fit DESCRIPTION The TMC2209 and TMC2226 are ultra-silent motor driver ICs for two phase stepper motors. TMC2209 pinning is compatible to a number of legacy drivers as well as to the TMC2208. TRINAMICs sophisticated StealthChop2 chopper ensures noiseless operation, maximum efficiency and best motor torque. Its fast current regulation and optional combination with SpreadCycle allow highly dynamic motion while adding. StallGuard for sensorless homing. The integrated power MOSFETs handle motor currents up to 2A RMS with protection and diagnostic features for robust and reliable operation. A simple to use UART interface opens up tuning and control options. Store application tuning to OTP memory. Industries’ most advanced STEP/DIR stepper motor driver family upgrades designs to noiseless and most precise operation for cost-effective and highly competitive solutions. Step/Dir Drivers for Two-Phase Bipolar Stepper Motors up to 2.8A peak – StealthChop™ for Quiet Movement – UART Interface Option – Sensorless Stall