LB1945H Overview
ENN 6193 LB1945H Monolithic Digital IC LB1945H PWM Current Control Type Stepping Motor Driver Preliminary.
LB1945H Key Features
- PWM current control (external excitation)
- Load current digital selection (1-2, W1-2, and 2 phase excitation drives possible)
- Built-in upper/lower diode
- Simultaneous ON prevention function (feedthrough current prevention)
- Built-in thermal shutdown circuit
- Built-in noise canceler