DRV8829 Datasheet, PDF (2/17 Pages) Texas Instruments – H-BRIDGE MOTOR DRIVER IC

DRV8829
SLVSA74B – MAY 2010 – REVISED MAY 2011
VM
VM
DEVICE INFORMATION
Functional Block Diagram
V3P3OUT
3.3 V
3.3 V
VREF
VREF
Internal
Reference &
Regs
Thermal
Shut down
Int. VCC
LS Gate
Drive
Charge
Pump
CP1
0.01 mF
CP2
VM
HS Gate
Drive
VCP
0.1 mF
VM
VM
VM
PHASE
ENBL
I0
I1
I2
I3
I4
DECAY
nRESET
nSLEEP
nFAULT
Control
Logic
Motor
Driver
OUT1
OUT1
DCM
OUT2
OUT2
ISEN
ISEN
www.ti.com
+
Step
Motor
-
+-
GND
GND
2
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