TMC3241
推荐用于新设计65V/4.2A, Fully-Integrated, Smart, Three-Phase Stepper Motor Driver
- 产品模型
- 2
概述
- Voltage Range: 4.5V to 65V DC
- Low RDS(ON) (HS + LS): 0.08Ω Typical (TA = 25°C)
- Current Ratings per Half-Bridge (Typical at 25°C):
- IRMS = 4.2ARMS (6A Full-Scale Sine Peak)
- IMAX = 9.0A (Bridge Peak Current)
- STEP/DIR interface with MicroPlyer interpolation
- Eight-Point Ramp Generator Option
- SPI for Configuration, Control, and Diagnostics
- Fully-Integrated Lossless Current Sensing
- (Periodic) Position Compare Function
- Incremental Encoder
- Highest Resolution of 1024 Sine Wave Steps
- Programmable Sine Wave Table to Match Motor
- SpreadCycle Highly Dynamic Motor Chopper
- StallGuard2 Sensorless Load Detection
- CoolStep Current Control
- Chip Temperature and Supply Voltage Measurement
- Full Protection and Diagnostics
- Overvoltage Protection Output
The TMC3241 is a miniaturized, smart, high-power, three-phase stepper motor controller and driver IC with SPI and extensive diagnostic capabilities. Highest integration, high energy efficiency, and a small form factor enable miniaturized, scalable, and cost-effective motor drive solutions perfectly suited for Nema 17, Nema 23, and even Nema 24 steppers, or for three-phase PMSM motors in open loop control.
The TMC3241 allows operation using step and direction input as well as through its integrated motion controller. It combines a smart 1024 sine wave step motor driver for up to 171 microsteps, and three integrated 65V, 4.2A RMS, 6A peak H-bridges plus non-dissipative integrated current sensing (ICS). ICS eliminates bulky external sense resistors, resulting in space and power savings. The integrated power MOSFETs' low impedance of ~40mΩ ensures high efficiency and low heat generation. Abundant diagnostics include temperature and voltage ADC, and a full set of protection functions like short protection and thermal shutdown.
It comes in a compact, near chip-scale, thermally-optimized, 30-pin, 6mm × 6mm, FC2QFN package.
APPLICATIONS
- Three-Phase Stepper and Open Loop BLDC/PMSM
- Optical Instrumentation
- Lab Automation, IVD
- Robotics and Factory Automation
- 3D Printers, Label Printers
- Medical File Printer
- Camera Gimbals, Surveillance Cameras
- POS
- Pumps and Valve Control
- Stage Lighting, Antenna Positioning
参考资料
数据手册 1
用户手册 1
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| 产品型号 | 引脚/封装图-中文版 | 文档 | CAD 符号,脚注和 3D模型 |
|---|---|---|---|
| TMC3241AFV+ | 30L FC2QFN 6x6x0.75 mm | ||
| TMC3241AFV+T | 30L FC2QFN 6x6x0.75 mm |
这是最新版本的数据手册
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