DRV8805_12 Datasheet, PDF (2/19 Pages) Texas Instruments – UNIPOLAR STEPPER MOTOR DRIVER IC

DRV8805
SLVSAW3C – JULY 2011 – REVISED MARCH 2012
8.2V – 60V
VM
DEVICE INFORMATION
Functional Block Diagram
Internal
Reference
Regs
UVLO
Int. VCC
LS Gate
Drive
nENBL
STEP
DIR
SM0
SM1
RESET
nFAULT
3.3V
nHOME
Control
Logic
Thermal
Shut down
OCP
&
Gate
Drive
OCP
&
Gate
Drive
OCP
&
Gate
Drive
OCP
&
Gate
Drive
GND
(multiple pins)
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VCLAMP
8.2V – 60V
Optional
Zener
OUT1
Winding 1
OUT2
Winding 2
OUT3
Winding 3
OUT4
Winding 4
Unipolar
Stepper
2
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