LB11847 Datasheet, PDF (10/16 Pages) Sanyo Semicon Device – PWM Current Control Type Stepping Motor Driver

LB11847
SLOW DECAY current path
Regenerative current during upper-side transistor switching operation
Current path at output ON
Regenerative circuit
when upper-side transistor is OFF
OUTA
ON
Constant
ON
VBB
OFF
SBD
SBD
OUTA
Sensing voltage comparator
Re
A12538
Current path in FAST DECAY mode
Current path at output ON
Current path in FAST DECAY mode
OUTA
ON
OFF
VBB
ON
SBD
OFF
SBD ^OUTA
Sensing voltage comparator
Re
A12539
No. 6183-10/16