A3987 driver equivalent, dmos microstepping driver.
▪ Low RDS(on) outputs ▪ Short-to-ground protection ▪ Shorted load protection ▪ Automatic current decay mode detection/selection ▪ Mixed and slow current decay modes ▪ Syn.
where a complex microprocessor is unavailable or over-burdened.
The A3987 chopping control automatically selects the cur.
The A3987 is a complete microstepping motor driver with built-in translator for easy operation. It is designed to operate bipolar stepper motors in full, half, quarter, and sixteenth step modes, with output drive capability of 50 V and ±1.5 A. The A3.
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