Part number:
A3979
Manufacturer:
Allegro MicroSystems
File Size:
944.86 KB
Description:
Microstepping dmos driver.
Datasheet Details
The A3979 is a complete microstepping motor driver with built-in translator, designed as a pin-compatible replacement for the successful A3977, with enhanced microstepping (1/16 step) precision.
It is designed to operate bipolar stepper motors in full-, half-, quarter-, and sixteenth-step modes, wit
A3979 Features
* ▪ ±2.5 A, 35 V output rating ▪ Low RDS(On) outputs: 0.28 Ω source, 0.22 Ω sink, typical ▪ Automatic current decay mode detection/selection ▪ 3.0 to 5.5 V logic supply voltage range ▪ Slow, Fast or Mixed current decay modes ▪ Home output ▪ Synchronous rectification for low power dissipation ▪ Interna
Datasheet Details
A3979
Allegro MicroSystems
944.86 KB
Microstepping dmos driver.
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