نظرة عامة على المنتج
The TMC239A-SA from Analog Devices (formerly Trinamic) is a smart high-current microstepping stepper motor driver IC with SPI interface and external MOSFET drive capability, enabling up to 64x microstepping in TSSOP-28 package.
المواصفات الرئيسية
| Motor Type | Bipolar stepper motor |
| Architecture | Dual full-bridge driver (external MOSFET) |
| Microstep Resolution | 1, 1/2, 1/4, 1/8, 1/16, 1/32, 1/64 |
| الواجهة | SPI + Step/Direction |
| MOSFET Drive | 8 external N-channel MOSFETs |
| Gage Drive Current | +/-50 mA gate drive per output |
| جهد الإمداد | 5V to 15V (logic), up to 60V (motor) |
| Protection | Overcurrent, overtemperature, short circuit |
| Diagnostics | SPI status register, fault flags |
| الحزمة | TSSOP-28 (SA suffix) |
| درجة حرارة التشغيل | -40 to +125 C |
الميزات
- Up to 1/64 microstepping for ultra-smooth motor motion
- Drives 8 external N-channel MOSFETs for scalable motor current
- SPI interface for parameter configuration and diagnostics
- Integrated protection: overcurrent, overtemperature, short circuit
- CoolStep adaptive current control for energy savings
التطبيقات
- Industrial CNC and 3D printer motor control
- Precision positioning systems and robotics
- Textile and packaging machinery
- Laboratory automation equipment
- High-power stepper motor drives