LB11847 Datasheet, PDF (7/15 Pages) Sanyo Semicon Device – PWM Current Control Type Stepping Motor Driver

LB11847
Switch Timing Chart during PWM Drive
SLOW DECAY (upper-side chopping)
DECAY pin : High MD pin : Low
E pin
Output pin
tn
RC pin
Output pin
FAST DECAY
DECAY pin : High MD pin : Low
E pin
Switching waveform
Noise spike
Output pin
RC pin
Output pin
Switching waveform
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