TMC2209  Driver Nema17/23 Stepper Motor Driver
 
Product Description
TMC2209 - more of these functions:
1. Blocking rotation detection
Stallguard--TMC2209 provides a load and loss of speed detection technology
2. Current dynamic adjustment
Coolstep--TMC2209 provides a current dynamic regulation technology that saves up to 75% of electrical energy.
 
TMC2209 Stepper driver module  feacture: 
Interface:     STEP/DIR
Configuration :   CFG Pins or UART
Native Microsteps:   Up to 1/256   
MicroPlyer Microsteps: 1/256
Logic supply voltage: 3~5V
Motor supply voltage: 5.5~28V
Phase current max: 2.0A
RDSon : 0.2Ohm
Rsense : 110mOhm
Internal V-Regulator 4: Enabled
Standby current deduction : Yes
StealthChop: Yes
SpreadCycle: Yes