LB11946 Datasheet, PDF (11/14 Pages) Sanyo Semicon Device – PWM Current Control Stepping Motor Driver

Switching Time Chart at PWM operation
SLOW DECAY (Upper-side Chopping)
LB11946
Serial transmission data (D4, D10) = High
MD pin: Low setting
E pin
Output
current
CR pin
OUT pin
FAST DECAY
E pin
Output
current
tn
Switching waveform
Serial transmission data (D4, D10) = Low
Spike noise
MD pin: Low setting
CR pin
OUT pin
Switching waveform
No.7946-11/14