LB1847 Description
EN5982A LB1847 Monolithic Digital IC PWM Current Control Type Stepping Motor Driver http://onsemi. Overview The LB1847 is a driver IC for stepping motors with PWM current control bipolar drive (fixed OFF time).
LB1847 Key Features
- PWM current control (fixed OFF time)
- Selectable current decay pattern (SLOW DECAY, FAST DECAY, MIX DECAY)
- Simultaneous ON prevention function (feed-through current prevention)
- Noise canceler
- Built-in thermal shutdown circuit
- Built-in logic low-voltage OFF circuit