STSPIN820 Overview
The STSPIN820 is a stepper motor driver which integrates, in a small QFN 4 x 4 mm package, both control logic and a low RDSon power stage. The integrated controller implements a PWM.
STSPIN820 Key Features
- Operating voltage from 7 to 45 V
- Maximum output current 1.5 Arms
- RDSon HS + LS = 1 Ω typ
- Microstepping up to 1/256th of step
- Current control with programmable OFF time
- Current sensing based on external shunt
- Full protection set
- Non-dissipative overcurrent protection
- Short-circuit protection
- Undervoltage lockout